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CVE-2024-46721
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#IARVII
CVE和安全问题
openeuler-ci-bot
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Opened this issue
2024-09-18 15:50
一、漏洞信息 漏洞编号：[CVE-2024-46721](https://nvd.nist.gov/vuln/detail/CVE-2024-46721) 漏洞归属组件：[kernel](https://gitee.com/src-openeuler/kernel) 漏洞归属的版本：4.19.140,4.19.194,4.19.90,5.10.0,6.1.0,6.1.14,6.1.19,6.1.5,6.1.6,6.1.8,6.4.0,6.6.0 CVSS V3.0分值： BaseScore：5.5 Medium Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H 漏洞简述： In the Linux kernel, the following vulnerability has been resolved:apparmor: fix possible NULL pointer dereferenceprofile->parent->dents[AAFS_PROF_DIR] could be NULL only if its parent is madefrom __create_missing_ancestors(..) and ent->old is NULL inaa_replace_profiles(..).In that case, it must return an error code and the code, -ENOENT representsits state that the path of its parent is not existed yet.BUG: kernel NULL pointer dereference, address: 0000000000000030PGD 0 P4D 0PREEMPT SMP PTICPU: 4 PID: 3362 Comm: apparmor_parser Not tainted 6.8.0-24-generic #24Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.15.0-1 04/01/2014RIP: 0010:aafs_create.constprop.0+0x7f/0x130Code: 4c 63 e0 48 83 c4 18 4c 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 45 31 d2 c3 cc cc cc cc <4d> 8b 55 30 4d 8d ba a0 00 00 00 4c 89 55 c0 4c 89 ff e8 7a 6a aeRSP: 0018:ffffc9000b2c7c98 EFLAGS: 00010246RAX: 0000000000000000 RBX: 00000000000041ed RCX: 0000000000000000RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000RBP: ffffc9000b2c7cd8 R08: 0000000000000000 R09: 0000000000000000R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff82baac10R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000FS: 00007be9f22cf740(0000) GS:ffff88817bc00000(0000) knlGS:0000000000000000CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033CR2: 0000000000000030 CR3: 0000000134b08000 CR4: 00000000000006f0Call Trace: <TASK> ? show_regs+0x6d/0x80 ? __die+0x24/0x80 ? page_fault_oops+0x99/0x1b0 ? kernelmode_fixup_or_oops+0xb2/0x140 ? __bad_area_nosemaphore+0x1a5/0x2c0 ? find_vma+0x34/0x60 ? bad_area_nosemaphore+0x16/0x30 ? do_user_addr_fault+0x2a2/0x6b0 ? exc_page_fault+0x83/0x1b0 ? asm_exc_page_fault+0x27/0x30 ? aafs_create.constprop.0+0x7f/0x130 ? aafs_create.constprop.0+0x51/0x130 __aafs_profile_mkdir+0x3d6/0x480 aa_replace_profiles+0x83f/0x1270 policy_update+0xe3/0x180 profile_load+0xbc/0x150 ? rw_verify_area+0x47/0x140 vfs_write+0x100/0x480 ? __x64_sys_openat+0x55/0xa0 ? syscall_exit_to_user_mode+0x86/0x260 ksys_write+0x73/0x100 __x64_sys_write+0x19/0x30 x64_sys_call+0x7e/0x25c0 do_syscall_64+0x7f/0x180 entry_SYSCALL_64_after_hwframe+0x78/0x80RIP: 0033:0x7be9f211c574Code: c7 00 16 00 00 00 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 80 3d d5 ea 0e 00 00 74 13 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 54 c3 0f 1f 00 55 48 89 e5 48 83 ec 20 48 89RSP: 002b:00007ffd26f2b8c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001RAX: ffffffffffffffda RBX: 00005d504415e200 RCX: 00007be9f211c574RDX: 0000000000001fc1 RSI: 00005d504418bc80 RDI: 0000000000000004RBP: 0000000000001fc1 R08: 0000000000001fc1 R09: 0000000080000000R10: 0000000000000000 R11: 0000000000000202 R12: 00005d504418bc80R13: 0000000000000004 R14: 00007ffd26f2b9b0 R15: 00007ffd26f2ba30 </TASK>Modules linked in: snd_seq_dummy snd_hrtimer qrtr snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device i2c_i801 snd_timer i2c_smbus qxl snd soundcore drm_ttm_helper lpc_ich ttm joydev input_leds serio_raw mac_hid binfmt_misc msr parport_pc ppdev lp parport efi_pstore nfnetlink dmi_sysfs qemu_fw_cfg ip_tables x_tables autofs4 hid_generic usbhid hid ahci libahci psmouse virtio_rng xhci_pci xhci_pci_renesasCR2: 0000000000000030---[ end trace 0000000000000000 ]---RIP: 0010:aafs_create.constprop.0+0x7f/0x130Code: 4c 63 e0 48 83 c4 18 4c 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 45 31 d2 c3 cc cc cc cc <4d> 8b 55 30 4d 8d ba a0 00 00 00 4c 89 55 c0 4c 89 ff e8 7a 6a aeRSP: 0018:ffffc9000b2c7c98 EFLAGS: 00010246RAX: 0000000000000000 RBX: 00000000000041ed RCX: 0000000000000000RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000RBP: ffffc9000b2c7cd8 R08: 0000000000000000 R09: 0000000000000000R10: 0000---truncated--- 漏洞公开时间：2024-09-18 15:15:03 漏洞创建时间：2024-09-18 23:50:23 漏洞详情参考链接： https://nvd.nist.gov/vuln/detail/CVE-2024-46721 <details> <summary>更多参考(点击展开)</summary> | 参考来源 | 参考链接 | 来源链接 | | ------- | -------- | -------- | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/09b2d107fe63e55b6ae643f9f26bf8eb14a261d9 | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/3dd384108d53834002be5630132ad5c3f32166ad | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/52338a3aa772762b8392ce7cac106c1099aeab85 | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/59f742e55a469ef36c5c1533b6095a103b61eda8 | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/730ee2686af0d55372e97a2695005ff142702363 | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/8d9da10a392a32368392f7a16775e1f36e2a5346 | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/c49bbe69ee152bd9c1c1f314c0f582e76c578f64 | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/e3c7d23f7a5c0b11ba0093cea32261ab8098b94e | | | suse_bugzilla | http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-46721 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://www.cve.org/CVERecord?id=CVE-2024-46721 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/09b2d107fe63e55b6ae643f9f26bf8eb14a261d9 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/3dd384108d53834002be5630132ad5c3f32166ad | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/52338a3aa772762b8392ce7cac106c1099aeab85 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/59f742e55a469ef36c5c1533b6095a103b61eda8 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/730ee2686af0d55372e97a2695005ff142702363 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/8d9da10a392a32368392f7a16775e1f36e2a5346 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/c49bbe69ee152bd9c1c1f314c0f582e76c578f64 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/e3c7d23f7a5c0b11ba0093cea32261ab8098b94e | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | debian | | https://security-tracker.debian.org/tracker/CVE-2024-46721 | </details> 漏洞分析指导链接： https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md 漏洞数据来源: openBrain开源漏洞感知系统 漏洞补丁信息： <details> <summary>详情(点击展开)</summary> | 影响的包 | 修复版本 | 修复补丁 | 问题引入补丁 | 来源 | | ------- | -------- | ------- | -------- | --------- | | | | https://git.kernel.org/stable/c/09b2d107fe63e55b6ae643f9f26bf8eb14a261d9 | | nvd | | | | https://git.kernel.org/stable/c/3dd384108d53834002be5630132ad5c3f32166ad | | nvd | | | | https://git.kernel.org/stable/c/52338a3aa772762b8392ce7cac106c1099aeab85 | | nvd | | | | https://git.kernel.org/stable/c/59f742e55a469ef36c5c1533b6095a103b61eda8 | | nvd | | | | https://git.kernel.org/stable/c/730ee2686af0d55372e97a2695005ff142702363 | | nvd | | | | https://git.kernel.org/stable/c/8d9da10a392a32368392f7a16775e1f36e2a5346 | | nvd | | | | https://git.kernel.org/stable/c/c49bbe69ee152bd9c1c1f314c0f582e76c578f64 | | nvd | | | | https://git.kernel.org/stable/c/e3c7d23f7a5c0b11ba0093cea32261ab8098b94e | | nvd | </details> 二、漏洞分析结构反馈 影响性分析说明： In the Linux kernel, the following vulnerability has been resolved:apparmor: fix possible NULL pointer dereferenceprofile->parent->dents[AAFS_PROF_DIR] could be NULL only if its parent is madefrom __create_missing_ancestors(..) and 'ent->old' is NULL inaa_replace_profiles(..).In that case, it must return an error code and the code, -ENOENT representsits state that the path of its parent is not existed yet.BUG: kernel NULL pointer dereference, address: 0000000000000030PGD 0 P4D 0PREEMPT SMP PTICPU: 4 PID: 3362 Comm: apparmor_parser Not tainted 6.8.0-24-generic #24Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.15.0-1 04/01/2014RIP: 0010:aafs_create.constprop.0+0x7f/0x130Code: 4c 63 e0 48 83 c4 18 4c 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 45 31 d2 c3 cc cc cc cc <4d> 8b 55 30 4d 8d ba a0 00 00 00 4c 89 55 c0 4c 89 ff e8 7a 6a aeRSP: 0018:ffffc9000b2c7c98 EFLAGS: 00010246RAX: 0000000000000000 RBX: 00000000000041ed RCX: 0000000000000000RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000RBP: ffffc9000b2c7cd8 R08: 0000000000000000 R09: 0000000000000000R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff82baac10R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000FS: 00007be9f22cf740(0000) GS:ffff88817bc00000(0000) knlGS:0000000000000000CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033CR2: 0000000000000030 CR3: 0000000134b08000 CR4: 00000000000006f0Call Trace: <TASK> ? show_regs+0x6d/0x80 ? __die+0x24/0x80 ? page_fault_oops+0x99/0x1b0 ? kernelmode_fixup_or_oops+0xb2/0x140 ? __bad_area_nosemaphore+0x1a5/0x2c0 ? find_vma+0x34/0x60 ? bad_area_nosemaphore+0x16/0x30 ? do_user_addr_fault+0x2a2/0x6b0 ? exc_page_fault+0x83/0x1b0 ? asm_exc_page_fault+0x27/0x30 ? aafs_create.constprop.0+0x7f/0x130 ? aafs_create.constprop.0+0x51/0x130 __aafs_profile_mkdir+0x3d6/0x480 aa_replace_profiles+0x83f/0x1270 policy_update+0xe3/0x180 profile_load+0xbc/0x150 ? rw_verify_area+0x47/0x140 vfs_write+0x100/0x480 ? __x64_sys_openat+0x55/0xa0 ? syscall_exit_to_user_mode+0x86/0x260 ksys_write+0x73/0x100 __x64_sys_write+0x19/0x30 x64_sys_call+0x7e/0x25c0 do_syscall_64+0x7f/0x180 entry_SYSCALL_64_after_hwframe+0x78/0x80RIP: 0033:0x7be9f211c574Code: c7 00 16 00 00 00 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 80 3d d5 ea 0e 00 00 74 13 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 54 c3 0f 1f 00 55 48 89 e5 48 83 ec 20 48 89RSP: 002b:00007ffd26f2b8c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001RAX: ffffffffffffffda RBX: 00005d504415e200 RCX: 00007be9f211c574RDX: 0000000000001fc1 RSI: 00005d504418bc80 RDI: 0000000000000004RBP: 0000000000001fc1 R08: 0000000000001fc1 R09: 0000000080000000R10: 0000000000000000 R11: 0000000000000202 R12: 00005d504418bc80R13: 0000000000000004 R14: 00007ffd26f2b9b0 R15: 00007ffd26f2ba30 </TASK>Modules linked in: snd_seq_dummy snd_hrtimer qrtr snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device i2c_i801 snd_timer i2c_smbus qxl snd soundcore drm_ttm_helper lpc_ich ttm joydev input_leds serio_raw mac_hid binfmt_misc msr parport_pc ppdev lp parport efi_pstore nfnetlink dmi_sysfs qemu_fw_cfg ip_tables x_tables autofs4 hid_generic usbhid hid ahci libahci psmouse virtio_rng xhci_pci xhci_pci_renesasCR2: 0000000000000030---[ end trace 0000000000000000 ]---RIP: 0010:aafs_create.constprop.0+0x7f/0x130Code: 4c 63 e0 48 83 c4 18 4c 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 45 31 d2 c3 cc cc cc cc <4d> 8b 55 30 4d 8d ba a0 00 00 00 4c 89 55 c0 4c 89 ff e8 7a 6a aeRSP: 0018:ffffc9000b2c7c98 EFLAGS: 00010246RAX: 0000000000000000 RBX: 00000000000041ed RCX: 0000000000000000RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000RBP: ffffc9000b2c7cd8 R08: 0000000000000000 R09: 0000000000000000R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff82baac10R13: 0000000000000000 R14: 0000000000000000 R15: 000000 openEuler评分： 5.5 Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H 受影响版本排查(受影响/不受影响)： 1.openEuler-20.03-LTS-SP4(4.19.90):受影响 2.openEuler-22.03-LTS-SP1(5.10.0):受影响 3.openEuler-22.03-LTS-SP3(5.10.0):受影响 4.openEuler-22.03-LTS-SP4(5.10.0):受影响 5.openEuler-24.03-LTS(6.6.0):受影响 6.master(6.6.0):不受影响 7.openEuler-24.03-LTS-Next(6.6.0):不受影响 修复是否涉及abi变化(是/否)： 1.openEuler-20.03-LTS-SP4(4.19.90):否 2.openEuler-22.03-LTS-SP1(5.10.0):否 3.openEuler-22.03-LTS-SP3(5.10.0):否 4.master(6.6.0):否 5.openEuler-24.03-LTS(6.6.0):否 6.openEuler-24.03-LTS-Next(6.6.0):否 7.openEuler-22.03-LTS-SP4(5.10.0):否 三、漏洞修复 安全公告链接：https://www.openeuler.org/zh/security/safety-bulletin/detail/?id=openEuler-SA-2024-2220
一、漏洞信息 漏洞编号：[CVE-2024-46721](https://nvd.nist.gov/vuln/detail/CVE-2024-46721) 漏洞归属组件：[kernel](https://gitee.com/src-openeuler/kernel) 漏洞归属的版本：4.19.140,4.19.194,4.19.90,5.10.0,6.1.0,6.1.14,6.1.19,6.1.5,6.1.6,6.1.8,6.4.0,6.6.0 CVSS V3.0分值： BaseScore：5.5 Medium Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H 漏洞简述： In the Linux kernel, the following vulnerability has been resolved:apparmor: fix possible NULL pointer dereferenceprofile->parent->dents[AAFS_PROF_DIR] could be NULL only if its parent is madefrom __create_missing_ancestors(..) and ent->old is NULL inaa_replace_profiles(..).In that case, it must return an error code and the code, -ENOENT representsits state that the path of its parent is not existed yet.BUG: kernel NULL pointer dereference, address: 0000000000000030PGD 0 P4D 0PREEMPT SMP PTICPU: 4 PID: 3362 Comm: apparmor_parser Not tainted 6.8.0-24-generic #24Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.15.0-1 04/01/2014RIP: 0010:aafs_create.constprop.0+0x7f/0x130Code: 4c 63 e0 48 83 c4 18 4c 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 45 31 d2 c3 cc cc cc cc <4d> 8b 55 30 4d 8d ba a0 00 00 00 4c 89 55 c0 4c 89 ff e8 7a 6a aeRSP: 0018:ffffc9000b2c7c98 EFLAGS: 00010246RAX: 0000000000000000 RBX: 00000000000041ed RCX: 0000000000000000RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000RBP: ffffc9000b2c7cd8 R08: 0000000000000000 R09: 0000000000000000R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff82baac10R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000FS: 00007be9f22cf740(0000) GS:ffff88817bc00000(0000) knlGS:0000000000000000CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033CR2: 0000000000000030 CR3: 0000000134b08000 CR4: 00000000000006f0Call Trace: <TASK> ? show_regs+0x6d/0x80 ? __die+0x24/0x80 ? page_fault_oops+0x99/0x1b0 ? kernelmode_fixup_or_oops+0xb2/0x140 ? __bad_area_nosemaphore+0x1a5/0x2c0 ? find_vma+0x34/0x60 ? bad_area_nosemaphore+0x16/0x30 ? do_user_addr_fault+0x2a2/0x6b0 ? exc_page_fault+0x83/0x1b0 ? asm_exc_page_fault+0x27/0x30 ? aafs_create.constprop.0+0x7f/0x130 ? aafs_create.constprop.0+0x51/0x130 __aafs_profile_mkdir+0x3d6/0x480 aa_replace_profiles+0x83f/0x1270 policy_update+0xe3/0x180 profile_load+0xbc/0x150 ? rw_verify_area+0x47/0x140 vfs_write+0x100/0x480 ? __x64_sys_openat+0x55/0xa0 ? syscall_exit_to_user_mode+0x86/0x260 ksys_write+0x73/0x100 __x64_sys_write+0x19/0x30 x64_sys_call+0x7e/0x25c0 do_syscall_64+0x7f/0x180 entry_SYSCALL_64_after_hwframe+0x78/0x80RIP: 0033:0x7be9f211c574Code: c7 00 16 00 00 00 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 80 3d d5 ea 0e 00 00 74 13 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 54 c3 0f 1f 00 55 48 89 e5 48 83 ec 20 48 89RSP: 002b:00007ffd26f2b8c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001RAX: ffffffffffffffda RBX: 00005d504415e200 RCX: 00007be9f211c574RDX: 0000000000001fc1 RSI: 00005d504418bc80 RDI: 0000000000000004RBP: 0000000000001fc1 R08: 0000000000001fc1 R09: 0000000080000000R10: 0000000000000000 R11: 0000000000000202 R12: 00005d504418bc80R13: 0000000000000004 R14: 00007ffd26f2b9b0 R15: 00007ffd26f2ba30 </TASK>Modules linked in: snd_seq_dummy snd_hrtimer qrtr snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device i2c_i801 snd_timer i2c_smbus qxl snd soundcore drm_ttm_helper lpc_ich ttm joydev input_leds serio_raw mac_hid binfmt_misc msr parport_pc ppdev lp parport efi_pstore nfnetlink dmi_sysfs qemu_fw_cfg ip_tables x_tables autofs4 hid_generic usbhid hid ahci libahci psmouse virtio_rng xhci_pci xhci_pci_renesasCR2: 0000000000000030---[ end trace 0000000000000000 ]---RIP: 0010:aafs_create.constprop.0+0x7f/0x130Code: 4c 63 e0 48 83 c4 18 4c 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 45 31 d2 c3 cc cc cc cc <4d> 8b 55 30 4d 8d ba a0 00 00 00 4c 89 55 c0 4c 89 ff e8 7a 6a aeRSP: 0018:ffffc9000b2c7c98 EFLAGS: 00010246RAX: 0000000000000000 RBX: 00000000000041ed RCX: 0000000000000000RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000RBP: ffffc9000b2c7cd8 R08: 0000000000000000 R09: 0000000000000000R10: 0000---truncated--- 漏洞公开时间：2024-09-18 15:15:03 漏洞创建时间：2024-09-18 23:50:23 漏洞详情参考链接： https://nvd.nist.gov/vuln/detail/CVE-2024-46721 <details> <summary>更多参考(点击展开)</summary> | 参考来源 | 参考链接 | 来源链接 | | ------- | -------- | -------- | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/09b2d107fe63e55b6ae643f9f26bf8eb14a261d9 | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/3dd384108d53834002be5630132ad5c3f32166ad | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/52338a3aa772762b8392ce7cac106c1099aeab85 | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/59f742e55a469ef36c5c1533b6095a103b61eda8 | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/730ee2686af0d55372e97a2695005ff142702363 | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/8d9da10a392a32368392f7a16775e1f36e2a5346 | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/c49bbe69ee152bd9c1c1f314c0f582e76c578f64 | | | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/e3c7d23f7a5c0b11ba0093cea32261ab8098b94e | | | suse_bugzilla | http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-46721 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://www.cve.org/CVERecord?id=CVE-2024-46721 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/09b2d107fe63e55b6ae643f9f26bf8eb14a261d9 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/3dd384108d53834002be5630132ad5c3f32166ad | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/52338a3aa772762b8392ce7cac106c1099aeab85 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/59f742e55a469ef36c5c1533b6095a103b61eda8 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/730ee2686af0d55372e97a2695005ff142702363 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/8d9da10a392a32368392f7a16775e1f36e2a5346 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/c49bbe69ee152bd9c1c1f314c0f582e76c578f64 | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | suse_bugzilla | https://git.kernel.org/stable/c/e3c7d23f7a5c0b11ba0093cea32261ab8098b94e | https://bugzilla.suse.com/show_bug.cgi?id=1230710 | | debian | | https://security-tracker.debian.org/tracker/CVE-2024-46721 | </details> 漏洞分析指导链接： https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md 漏洞数据来源: openBrain开源漏洞感知系统 漏洞补丁信息： <details> <summary>详情(点击展开)</summary> | 影响的包 | 修复版本 | 修复补丁 | 问题引入补丁 | 来源 | | ------- | -------- | ------- | -------- | --------- | | | | https://git.kernel.org/stable/c/09b2d107fe63e55b6ae643f9f26bf8eb14a261d9 | | nvd | | | | https://git.kernel.org/stable/c/3dd384108d53834002be5630132ad5c3f32166ad | | nvd | | | | https://git.kernel.org/stable/c/52338a3aa772762b8392ce7cac106c1099aeab85 | | nvd | | | | https://git.kernel.org/stable/c/59f742e55a469ef36c5c1533b6095a103b61eda8 | | nvd | | | | https://git.kernel.org/stable/c/730ee2686af0d55372e97a2695005ff142702363 | | nvd | | | | https://git.kernel.org/stable/c/8d9da10a392a32368392f7a16775e1f36e2a5346 | | nvd | | | | https://git.kernel.org/stable/c/c49bbe69ee152bd9c1c1f314c0f582e76c578f64 | | nvd | | | | https://git.kernel.org/stable/c/e3c7d23f7a5c0b11ba0093cea32261ab8098b94e | | nvd | </details> 二、漏洞分析结构反馈 影响性分析说明： In the Linux kernel, the following vulnerability has been resolved:apparmor: fix possible NULL pointer dereferenceprofile->parent->dents[AAFS_PROF_DIR] could be NULL only if its parent is madefrom __create_missing_ancestors(..) and 'ent->old' is NULL inaa_replace_profiles(..).In that case, it must return an error code and the code, -ENOENT representsits state that the path of its parent is not existed yet.BUG: kernel NULL pointer dereference, address: 0000000000000030PGD 0 P4D 0PREEMPT SMP PTICPU: 4 PID: 3362 Comm: apparmor_parser Not tainted 6.8.0-24-generic #24Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.15.0-1 04/01/2014RIP: 0010:aafs_create.constprop.0+0x7f/0x130Code: 4c 63 e0 48 83 c4 18 4c 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 45 31 d2 c3 cc cc cc cc <4d> 8b 55 30 4d 8d ba a0 00 00 00 4c 89 55 c0 4c 89 ff e8 7a 6a aeRSP: 0018:ffffc9000b2c7c98 EFLAGS: 00010246RAX: 0000000000000000 RBX: 00000000000041ed RCX: 0000000000000000RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000RBP: ffffc9000b2c7cd8 R08: 0000000000000000 R09: 0000000000000000R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff82baac10R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000FS: 00007be9f22cf740(0000) GS:ffff88817bc00000(0000) knlGS:0000000000000000CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033CR2: 0000000000000030 CR3: 0000000134b08000 CR4: 00000000000006f0Call Trace: <TASK> ? show_regs+0x6d/0x80 ? __die+0x24/0x80 ? page_fault_oops+0x99/0x1b0 ? kernelmode_fixup_or_oops+0xb2/0x140 ? __bad_area_nosemaphore+0x1a5/0x2c0 ? find_vma+0x34/0x60 ? bad_area_nosemaphore+0x16/0x30 ? do_user_addr_fault+0x2a2/0x6b0 ? exc_page_fault+0x83/0x1b0 ? asm_exc_page_fault+0x27/0x30 ? aafs_create.constprop.0+0x7f/0x130 ? aafs_create.constprop.0+0x51/0x130 __aafs_profile_mkdir+0x3d6/0x480 aa_replace_profiles+0x83f/0x1270 policy_update+0xe3/0x180 profile_load+0xbc/0x150 ? rw_verify_area+0x47/0x140 vfs_write+0x100/0x480 ? __x64_sys_openat+0x55/0xa0 ? syscall_exit_to_user_mode+0x86/0x260 ksys_write+0x73/0x100 __x64_sys_write+0x19/0x30 x64_sys_call+0x7e/0x25c0 do_syscall_64+0x7f/0x180 entry_SYSCALL_64_after_hwframe+0x78/0x80RIP: 0033:0x7be9f211c574Code: c7 00 16 00 00 00 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 80 3d d5 ea 0e 00 00 74 13 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 54 c3 0f 1f 00 55 48 89 e5 48 83 ec 20 48 89RSP: 002b:00007ffd26f2b8c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001RAX: ffffffffffffffda RBX: 00005d504415e200 RCX: 00007be9f211c574RDX: 0000000000001fc1 RSI: 00005d504418bc80 RDI: 0000000000000004RBP: 0000000000001fc1 R08: 0000000000001fc1 R09: 0000000080000000R10: 0000000000000000 R11: 0000000000000202 R12: 00005d504418bc80R13: 0000000000000004 R14: 00007ffd26f2b9b0 R15: 00007ffd26f2ba30 </TASK>Modules linked in: snd_seq_dummy snd_hrtimer qrtr snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device i2c_i801 snd_timer i2c_smbus qxl snd soundcore drm_ttm_helper lpc_ich ttm joydev input_leds serio_raw mac_hid binfmt_misc msr parport_pc ppdev lp parport efi_pstore nfnetlink dmi_sysfs qemu_fw_cfg ip_tables x_tables autofs4 hid_generic usbhid hid ahci libahci psmouse virtio_rng xhci_pci xhci_pci_renesasCR2: 0000000000000030---[ end trace 0000000000000000 ]---RIP: 0010:aafs_create.constprop.0+0x7f/0x130Code: 4c 63 e0 48 83 c4 18 4c 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 45 31 d2 c3 cc cc cc cc <4d> 8b 55 30 4d 8d ba a0 00 00 00 4c 89 55 c0 4c 89 ff e8 7a 6a aeRSP: 0018:ffffc9000b2c7c98 EFLAGS: 00010246RAX: 0000000000000000 RBX: 00000000000041ed RCX: 0000000000000000RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000RBP: ffffc9000b2c7cd8 R08: 0000000000000000 R09: 0000000000000000R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff82baac10R13: 0000000000000000 R14: 0000000000000000 R15: 000000 openEuler评分： 5.5 Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H 受影响版本排查(受影响/不受影响)： 1.openEuler-20.03-LTS-SP4(4.19.90):受影响 2.openEuler-22.03-LTS-SP1(5.10.0):受影响 3.openEuler-22.03-LTS-SP3(5.10.0):受影响 4.openEuler-22.03-LTS-SP4(5.10.0):受影响 5.openEuler-24.03-LTS(6.6.0):受影响 6.master(6.6.0):不受影响 7.openEuler-24.03-LTS-Next(6.6.0):不受影响 修复是否涉及abi变化(是/否)： 1.openEuler-20.03-LTS-SP4(4.19.90):否 2.openEuler-22.03-LTS-SP1(5.10.0):否 3.openEuler-22.03-LTS-SP3(5.10.0):否 4.master(6.6.0):否 5.openEuler-24.03-LTS(6.6.0):否 6.openEuler-24.03-LTS-Next(6.6.0):否 7.openEuler-22.03-LTS-SP4(5.10.0):否 三、漏洞修复 安全公告链接：https://www.openeuler.org/zh/security/safety-bulletin/detail/?id=openEuler-SA-2024-2220
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