CVE-2024-35995

一、漏洞信息
 漏洞编号：[CVE-2024-35995](https://nvd.nist.gov/vuln/detail/CVE-2024-35995)
 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：0.0 None
  Vector：CVSS：3.0/
 漏洞简述：
  In the Linux kernel, the following vulnerability has been resolved:ACPI: CPPC: Use access_width over bit_width for system memory accessesTo align with ACPI 6.3+, since bit_width can be any 8-bit value, itcannot be depended on to be always on a clean 8b boundary. This wasuncovered on the Cobalt 100 platform.SError Interrupt on CPU26, code 0xbe000011 -- SError CPU: 26 PID: 1510 Comm: systemd-udevd Not tainted 5.15.2.1-13 #1 Hardware name: MICROSOFT CORPORATION, BIOS MICROSOFT CORPORATION pstate: 62400009 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : cppc_get_perf_caps+0xec/0x410 lr : cppc_get_perf_caps+0xe8/0x410 sp : ffff8000155ab730 x29: ffff8000155ab730 x28: ffff0080139d0038 x27: ffff0080139d0078 x26: 0000000000000000 x25: ffff0080139d0058 x24: 00000000ffffffff x23: ffff0080139d0298 x22: ffff0080139d0278 x21: 0000000000000000 x20: ffff00802b251910 x19: ffff0080139d0000 x18: ffffffffffffffff x17: 0000000000000000 x16: ffffdc7e111bad04 x15: ffff00802b251008 x14: ffffffffffffffff x13: ffff013f1fd63300 x12: 0000000000000006 x11: ffffdc7e128f4420 x10: 0000000000000000 x9 : ffffdc7e111badec x8 : ffff00802b251980 x7 : 0000000000000000 x6 : ffff0080139d0028 x5 : 0000000000000000 x4 : ffff0080139d0018 x3 : 00000000ffffffff x2 : 0000000000000008 x1 : ffff8000155ab7a0 x0 : 0000000000000000 Kernel panic - not syncing: Asynchronous SError Interrupt CPU: 26 PID: 1510 Comm: systemd-udevd Not tainted5.15.2.1-13 #1 Hardware name: MICROSOFT CORPORATION, BIOS MICROSOFT CORPORATION Call trace:  dump_backtrace+0x0/0x1e0  show_stack+0x24/0x30  dump_stack_lvl+0x8c/0xb8  dump_stack+0x18/0x34  panic+0x16c/0x384  add_taint+0x0/0xc0  arm64_serror_panic+0x7c/0x90  arm64_is_fatal_ras_serror+0x34/0xa4  do_serror+0x50/0x6c  el1h_64_error_handler+0x40/0x74  el1h_64_error+0x7c/0x80  cppc_get_perf_caps+0xec/0x410  cppc_cpufreq_cpu_init+0x74/0x400 [cppc_cpufreq]  cpufreq_online+0x2dc/0xa30  cpufreq_add_dev+0xc0/0xd4  subsys_interface_register+0x134/0x14c  cpufreq_register_driver+0x1b0/0x354  cppc_cpufreq_init+0x1a8/0x1000 [cppc_cpufreq]  do_one_initcall+0x50/0x250  do_init_module+0x60/0x27c  load_module+0x2300/0x2570  __do_sys_finit_module+0xa8/0x114  __arm64_sys_finit_module+0x2c/0x3c  invoke_syscall+0x78/0x100  el0_svc_common.constprop.0+0x180/0x1a0  do_el0_svc+0x84/0xa0  el0_svc+0x2c/0xc0  el0t_64_sync_handler+0xa4/0x12c  el0t_64_sync+0x1a4/0x1a8Instead, use access_width to determine the size and use the offset andwidth to shift and mask the bits to read/write out. Make sure to add acheck for system memory since pcc redefines the access_width tosubspace id.If access_width is not set, then fall back to using bit_width.[ rjw: Subject and changelog edits, comment adjustments ]
 漏洞公开时间：2024-05-20 18:15:13
 漏洞创建时间：2024-05-20 10:33:26
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2024-35995
<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/01fc53be672acae37e611c80cc0b4f3939584de3 |  |
| 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/1b890ae474d19800a6be1696df7fb4d9a41676e4 |  |
| 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/2f4a4d63a193be6fd530d180bb13c3592052904c |  |
| 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/4949affd5288b867cdf115f5b08d6166b2027f87 |  |
| 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/6cb6b12b78dcd8867a3fdbb1b6d0ed1df2b208d1 |  |
| 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/6dfd79ed04c578f1d9a9a41ba5b2015cf9f03fc3 |  |
| 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/b54c4632946ae42f2b39ed38abd909bbf78cbcc2 |  |
| suse_bugzilla | http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-35995 | https://bugzilla.suse.com/show_bug.cgi?id=1224557 |
| suse_bugzilla | https://www.cve.org/CVERecord?id=CVE-2024-35995 | https://bugzilla.suse.com/show_bug.cgi?id=1224557 |
| suse_bugzilla | https://git.kernel.org/stable/c/01fc53be672acae37e611c80cc0b4f3939584de3 | https://bugzilla.suse.com/show_bug.cgi?id=1224557 |
| suse_bugzilla | https://git.kernel.org/stable/c/1b890ae474d19800a6be1696df7fb4d9a41676e4 | https://bugzilla.suse.com/show_bug.cgi?id=1224557 |
| suse_bugzilla | https://git.kernel.org/stable/c/2f4a4d63a193be6fd530d180bb13c3592052904c | https://bugzilla.suse.com/show_bug.cgi?id=1224557 |
| suse_bugzilla | https://git.kernel.org/stable/c/4949affd5288b867cdf115f5b08d6166b2027f87 | https://bugzilla.suse.com/show_bug.cgi?id=1224557 |
| suse_bugzilla | https://git.kernel.org/stable/c/6cb6b12b78dcd8867a3fdbb1b6d0ed1df2b208d1 | https://bugzilla.suse.com/show_bug.cgi?id=1224557 |
| suse_bugzilla | https://git.kernel.org/stable/c/6dfd79ed04c578f1d9a9a41ba5b2015cf9f03fc3 | https://bugzilla.suse.com/show_bug.cgi?id=1224557 |
| suse_bugzilla | https://git.kernel.org/stable/c/b54c4632946ae42f2b39ed38abd909bbf78cbcc2 | https://bugzilla.suse.com/show_bug.cgi?id=1224557 |
| suse_bugzilla | https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2024/CVE-2024-35995.mbox | https://bugzilla.suse.com/show_bug.cgi?id=1224557 |
| redhat_bugzilla | https://lore.kernel.org/linux-cve-announce/2024052021-CVE-2024-35995-abbc@gregkh/T | https://bugzilla.redhat.com/show_bug.cgi?id=2282088 |
| ubuntu | https://www.cve.org/CVERecord?id=CVE-2024-35995 | https://ubuntu.com/security/CVE-2024-35995 |
| ubuntu | https://git.kernel.org/linus/2f4a4d63a193be6fd530d180bb13c3592052904c (6.9-rc1) | https://ubuntu.com/security/CVE-2024-35995 |
| ubuntu | https://git.kernel.org/stable/c/4949affd5288b867cdf115f5b08d6166b2027f87 | https://ubuntu.com/security/CVE-2024-35995 |
| ubuntu | https://git.kernel.org/stable/c/b54c4632946ae42f2b39ed38abd909bbf78cbcc2 | https://ubuntu.com/security/CVE-2024-35995 |
| ubuntu | https://git.kernel.org/stable/c/6dfd79ed04c578f1d9a9a41ba5b2015cf9f03fc3 | https://ubuntu.com/security/CVE-2024-35995 |
| ubuntu | https://git.kernel.org/stable/c/01fc53be672acae37e611c80cc0b4f3939584de3 | https://ubuntu.com/security/CVE-2024-35995 |
| ubuntu | https://git.kernel.org/stable/c/1b890ae474d19800a6be1696df7fb4d9a41676e4 | https://ubuntu.com/security/CVE-2024-35995 |
| ubuntu | https://git.kernel.org/stable/c/6cb6b12b78dcd8867a3fdbb1b6d0ed1df2b208d1 | https://ubuntu.com/security/CVE-2024-35995 |
| ubuntu | https://git.kernel.org/stable/c/2f4a4d63a193be6fd530d180bb13c3592052904c | https://ubuntu.com/security/CVE-2024-35995 |
| ubuntu | https://nvd.nist.gov/vuln/detail/CVE-2024-35995 | https://ubuntu.com/security/CVE-2024-35995 |
| ubuntu | https://launchpad.net/bugs/cve/CVE-2024-35995 | https://ubuntu.com/security/CVE-2024-35995 |
| ubuntu | https://security-tracker.debian.org/tracker/CVE-2024-35995 | https://ubuntu.com/security/CVE-2024-35995 |
| debian |  | https://security-tracker.debian.org/tracker/CVE-2024-35995 |
| cve_search |  | https://git.kernel.org/stable/c/4949affd5288b867cdf115f5b08d6166b2027f87 |
| cve_search |  | https://git.kernel.org/stable/c/b54c4632946ae42f2b39ed38abd909bbf78cbcc2 |
| cve_search |  | https://git.kernel.org/stable/c/6dfd79ed04c578f1d9a9a41ba5b2015cf9f03fc3 |
| cve_search |  | https://git.kernel.org/stable/c/01fc53be672acae37e611c80cc0b4f3939584de3 |
| cve_search |  | https://git.kernel.org/stable/c/1b890ae474d19800a6be1696df7fb4d9a41676e4 |
| cve_search |  | https://git.kernel.org/stable/c/6cb6b12b78dcd8867a3fdbb1b6d0ed1df2b208d1 |
| cve_search |  | https://git.kernel.org/stable/c/2f4a4d63a193be6fd530d180bb13c3592052904c |
| mageia |  | http://advisories.mageia.org/MGASA-2024-0263.html |

</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  |
| ------- | -------- | ------- | -------- | --------- |
| linux |  | https://git.kernel.org/linus/2f4a4d63a193be6fd530d180bb13c3592052904c | https://git.kernel.org/linus/1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | ubuntu |
| linux |  | https://git.kernel.org/linus/6dfd79ed04c578f1d9a9a41ba5b2015cf9f03fc3 | https://git.kernel.org/linus/1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | ubuntu |

</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:ACPI: CPPC: Use access_width over bit_width for system memory accessesTo align with ACPI 6.3+, since bit_width can be any 8-bit value, itcannot be depended on to be always on a clean 8b boundary. This wasuncovered on the Cobalt 100 platform.SError Interrupt on CPU26, code 0xbe000011 -- SError CPU: 26 PID: 1510 Comm: systemd-udevd Not tainted 5.15.2.1-13 #1 Hardware name: MICROSOFT CORPORATION, BIOS MICROSOFT CORPORATION pstate: 62400009 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : cppc_get_perf_caps+0xec/0x410 lr : cppc_get_perf_caps+0xe8/0x410 sp : ffff8000155ab730 x29: ffff8000155ab730 x28: ffff0080139d0038 x27: ffff0080139d0078 x26: 0000000000000000 x25: ffff0080139d0058 x24: 00000000ffffffff x23: ffff0080139d0298 x22: ffff0080139d0278 x21: 0000000000000000 x20: ffff00802b251910 x19: ffff0080139d0000 x18: ffffffffffffffff x17: 0000000000000000 x16: ffffdc7e111bad04 x15: ffff00802b251008 x14: ffffffffffffffff x13: ffff013f1fd63300 x12: 0000000000000006 x11: ffffdc7e128f4420 x10: 0000000000000000 x9 : ffffdc7e111badec x8 : ffff00802b251980 x7 : 0000000000000000 x6 : ffff0080139d0028 x5 : 0000000000000000 x4 : ffff0080139d0018 x3 : 00000000ffffffff x2 : 0000000000000008 x1 : ffff8000155ab7a0 x0 : 0000000000000000 Kernel panic - not syncing: Asynchronous SError Interrupt CPU: 26 PID: 1510 Comm: systemd-udevd Not tainted5.15.2.1-13 #1 Hardware name: MICROSOFT CORPORATION, BIOS MICROSOFT CORPORATION Call trace:  dump_backtrace+0x0/0x1e0  show_stack+0x24/0x30  dump_stack_lvl+0x8c/0xb8  dump_stack+0x18/0x34  panic+0x16c/0x384  add_taint+0x0/0xc0  arm64_serror_panic+0x7c/0x90  arm64_is_fatal_ras_serror+0x34/0xa4  do_serror+0x50/0x6c  el1h_64_error_handler+0x40/0x74  el1h_64_error+0x7c/0x80  cppc_get_perf_caps+0xec/0x410  cppc_cpufreq_cpu_init+0x74/0x400 [cppc_cpufreq]  cpufreq_online+0x2dc/0xa30  cpufreq_add_dev+0xc0/0xd4  subsys_interface_register+0x134/0x14c  cpufreq_register_driver+0x1b0/0x354  cppc_cpufreq_init+0x1a8/0x1000 [cppc_cpufreq]  do_one_initcall+0x50/0x250  do_init_module+0x60/0x27c  load_module+0x2300/0x2570  __do_sys_finit_module+0xa8/0x114  __arm64_sys_finit_module+0x2c/0x3c  invoke_syscall+0x78/0x100  el0_svc_common.constprop.0+0x180/0x1a0  do_el0_svc+0x84/0xa0  el0_svc+0x2c/0xc0  el0t_64_sync_handler+0xa4/0x12c  el0t_64_sync+0x1a4/0x1a8Instead, use access_width to determine the size and use the offset andwidth to shift and mask the bits to read/write out. Make sure to add acheck for system memory since pcc redefines the access_width tosubspace id.If access_width is not set, then fall back to using bit_width.[ rjw: Subject and changelog edits, comment adjustments ]
 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.master(6.6.0):不受影响
6.openEuler-24.03-LTS(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

原因说明：
  1.master(6.6.0):
2.openEuler-20.03-LTS-SP4(4.19.90):
3.openEuler-22.03-LTS-SP1(5.10.0):
4.openEuler-22.03-LTS-SP3(5.10.0):
5.openEuler-22.03-LTS-SP4(5.10.0):
6.openEuler-24.03-LTS(6.6.0):
7.openEuler-24.03-LTS-Next(6.6.0):

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