CVE-2025-38387

一、漏洞信息
 漏洞编号：[CVE-2025-38387](https://nvd.nist.gov/vuln/detail/CVE-2025-38387)
 漏洞归属组件：[kernel](https://gitee.com/src-openeuler/kernel)
 漏洞归属的版本：4.19.140,4.19.194,4.19.90,5.10.0,6.1.19,6.4.0,6.6.0
 CVSS V3.0分值：
  BaseScore：N/A None
  Vector：CVSS：3.0/
 漏洞简述：
  In the Linux kernel, the following vulnerability has been resolved:RDMA/mlx5: Initialize obj_event->obj_sub_list before xa_insertThe obj_event may be loaded immediately after inserted, then if thelist_head is not initialized then we may get a poisonous pointer.  Thisfixes the crash below: mlx5_core 0000:03:00.0: MLX5E: StrdRq(1) RqSz(8) StrdSz(2048) RxCqeCmprss(0 enhanced) mlx5_core.sf mlx5_core.sf.4: firmware version: 32.38.3056 mlx5_core 0000:03:00.0 en3f0pf0sf2002: renamed from eth0 mlx5_core.sf mlx5_core.sf.4: Rate limit: 127 rates are supported, range: 0Mbps to 195312Mbps IPv6: ADDRCONF(NETDEV_CHANGE): en3f0pf0sf2002: link becomes ready Unable to handle kernel NULL pointer dereference at virtual address 0000000000000060 Mem abort info:   ESR = 0x96000006   EC = 0x25: DABT (current EL), IL = 32 bits   SET = 0, FnV = 0   EA = 0, S1PTW = 0 Data abort info:   ISV = 0, ISS = 0x00000006   CM = 0, WnR = 0 user pgtable: 4k pages, 48-bit VAs, pgdp=00000007760fb000 [0000000000000060] pgd=000000076f6d7003, p4d=000000076f6d7003, pud=0000000777841003, pmd=0000000000000000 Internal error: Oops: 96000006 [#1] SMP Modules linked in: ipmb_host(OE) act_mirred(E) cls_flower(E) sch_ingress(E) mptcp_diag(E) udp_diag(E) raw_diag(E) unix_diag(E) tcp_diag(E) inet_diag(E) binfmt_misc(E) bonding(OE) rdma_ucm(OE) rdma_cm(OE) iw_cm(OE) ib_ipoib(OE) ib_cm(OE) isofs(E) cdrom(E) mst_pciconf(OE) ib_umad(OE) mlx5_ib(OE) ipmb_dev_int(OE) mlx5_core(OE) kpatch_15237886(OEK) mlxdevm(OE) auxiliary(OE) ib_uverbs(OE) ib_core(OE) psample(E) mlxfw(OE) tls(E) sunrpc(E) vfat(E) fat(E) crct10dif_ce(E) ghash_ce(E) sha1_ce(E) sbsa_gwdt(E) virtio_console(E) ext4(E) mbcache(E) jbd2(E) xfs(E) libcrc32c(E) mmc_block(E) virtio_net(E) net_failover(E) failover(E) sha2_ce(E) sha256_arm64(E) nvme(OE) nvme_core(OE) gpio_mlxbf3(OE) mlx_compat(OE) mlxbf_pmc(OE) i2c_mlxbf(OE) sdhci_of_dwcmshc(OE) pinctrl_mlxbf3(OE) mlxbf_pka(OE) gpio_generic(E) i2c_core(E) mmc_core(E) mlxbf_gige(OE) vitesse(E) pwr_mlxbf(OE) mlxbf_tmfifo(OE) micrel(E) mlxbf_bootctl(OE) virtio_ring(E) virtio(E) ipmi_devintf(E) ipmi_msghandler(E)  [last unloaded: mst_pci] CPU: 11 PID: 20913 Comm: rte-worker-11 Kdump: loaded Tainted: G           OE K   5.10.134-13.1.an8.aarch64 #1 Hardware name: https://www.mellanox.com BlueField-3 SmartNIC Main Card/BlueField-3 SmartNIC Main Card, BIOS 4.2.2.12968 Oct 26 2023 pstate: a0400089 (NzCv daIf +PAN -UAO -TCO BTYPE=--) pc : dispatch_event_fd+0x68/0x300 [mlx5_ib] lr : devx_event_notifier+0xcc/0x228 [mlx5_ib] sp : ffff80001005bcf0 x29: ffff80001005bcf0 x28: 0000000000000001 x27: ffff244e0740a1d8 x26: ffff244e0740a1d0 x25: ffffda56beff5ae0 x24: ffffda56bf911618 x23: ffff244e0596a480 x22: ffff244e0596a480 x21: ffff244d8312ad90 x20: ffff244e0596a480 x19: fffffffffffffff0 x18: 0000000000000000 x17: 0000000000000000 x16: ffffda56be66d620 x15: 0000000000000000 x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000040 x10: ffffda56bfcafb50 x9 : ffffda5655c25f2c x8 : 0000000000000010 x7 : 0000000000000000 x6 : ffff24545a2e24b8 x5 : 0000000000000003 x4 : ffff80001005bd28 x3 : 0000000000000000 x2 : 0000000000000000 x1 : ffff244e0596a480 x0 : ffff244d8312ad90 Call trace:  dispatch_event_fd+0x68/0x300 [mlx5_ib]  devx_event_notifier+0xcc/0x228 [mlx5_ib]  atomic_notifier_call_chain+0x58/0x80  mlx5_eq_async_int+0x148/0x2b0 [mlx5_core]  atomic_notifier_call_chain+0x58/0x80  irq_int_handler+0x20/0x30 [mlx5_core]  __handle_irq_event_percpu+0x60/0x220  handle_irq_event_percpu+0x3c/0x90  handle_irq_event+0x58/0x158  handle_fasteoi_irq+0xfc/0x188  generic_handle_irq+0x34/0x48  ...
 漏洞公开时间：2025-07-25 21:15:28
 漏洞创建时间：2025-07-25 21:24:06
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2025-38387
<details>
<summary>更多参考(点击展开)</summary>

| 参考来源 | 参考链接 | 来源链接 |
| ------- | -------- | -------- |
|  | https://git.kernel.org/stable/c/00ed215f593876385451423924fe0358c556179c |  |
|  | https://git.kernel.org/stable/c/23a3b32a274a8d6f33480d0eff436eb100981651 |  |
|  | https://git.kernel.org/stable/c/716b555fc0580c2aa4c2c32ae4401c7e3ad9873e |  |
|  | https://git.kernel.org/stable/c/8edab8a72d67742f87e9dc2e2b0cdfddda5dc29a |  |
|  | https://git.kernel.org/stable/c/93fccfa71c66a4003b3d2fef3a38de7307e14a4e |  |
|  | https://git.kernel.org/stable/c/972e968aac0dce8fe8faad54f6106de576695d8e |  |
|  | https://git.kernel.org/stable/c/9a28377a96fb299c180dd9cf0be3b0a038a52d4e |  |
|  | https://git.kernel.org/stable/c/e8069711139249994450c214cec152b917b959e0 |  |
|  | https://lore.kernel.org/linux-cve-announce/2025072507-CVE-2025-38387-f9d4@gregkh/T/#u |  |
|  | https://security-tracker.debian.org/tracker/CVE-2025-38387 |  |
|  | https://ubuntu.com/security/CVE-2025-38387 |  |
|  | https://www.cve.org/CVERecord?id=CVE-2025-38387 |  |
|  | https://git.kernel.org/linus/8edab8a72d67742f87e9dc2e2b0cdfddda5dc29a |  |
|  | https://www.cve.org/CVERecord?id=CVE-2025-38387 |  |
|  | https://nvd.nist.gov/vuln/detail/CVE-2025-38387 |  |
|  | https://lore.kernel.org/linux-cve-announce/2025072507-CVE-2025-38387-f9d4@gregkh/T |  |
|  | https://bugzilla.redhat.com/show_bug.cgi?id=2383379 |  |

</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:
  七彩瞬析开源风险感知平台
 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  |
| ------- | -------- | ------- | -------- | --------- |
| gregkh/linux |  | https://git.kernel.org/stable/c/23a3b32a274a8d6f33480d0eff436eb100981651 |  | ljqc |
|  |  | https://git.kernel.org/stable/c/00ed215f593876385451423924fe0358c556179c |  | nvd |
|  |  | https://git.kernel.org/stable/c/23a3b32a274a8d6f33480d0eff436eb100981651 |  | nvd |
|  |  | https://git.kernel.org/stable/c/716b555fc0580c2aa4c2c32ae4401c7e3ad9873e |  | nvd |
|  |  | https://git.kernel.org/stable/c/8edab8a72d67742f87e9dc2e2b0cdfddda5dc29a |  | nvd |
|  |  | https://git.kernel.org/stable/c/93fccfa71c66a4003b3d2fef3a38de7307e14a4e |  | nvd |
|  |  | https://git.kernel.org/stable/c/972e968aac0dce8fe8faad54f6106de576695d8e |  | nvd |
|  |  | https://git.kernel.org/stable/c/9a28377a96fb299c180dd9cf0be3b0a038a52d4e |  | nvd |
|  |  | https://git.kernel.org/stable/c/e8069711139249994450c214cec152b917b959e0 |  | nvd |
|  |  | https://git.kernel.org/linus/8edab8a72d67742f87e9dc2e2b0cdfddda5dc29a |  | osv |

</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:RDMA/mlx5: Initialize obj_event-&gt;obj_sub_list before xa_insertThe obj_event may be loaded immediately after inserted, then if thelist_head is not initialized then we may get a poisonous pointer.  Thisfixes the crash below: mlx5_core 0000:03:00.0: MLX5E: StrdRq(1) RqSz(8) StrdSz(2048) RxCqeCmprss(0 enhanced) mlx5_core.sf mlx5_core.sf.4: firmware version: 32.38.3056 mlx5_core 0000:03:00.0 en3f0pf0sf2002: renamed from eth0 mlx5_core.sf mlx5_core.sf.4: Rate limit: 127 rates are supported, range: 0Mbps to 195312Mbps IPv6: ADDRCONF(NETDEV_CHANGE): en3f0pf0sf2002: link becomes ready Unable to handle kernel NULL pointer dereference at virtual address 0000000000000060 Mem abort info:   ESR = 0x96000006   EC = 0x25: DABT (current EL), IL = 32 bits   SET = 0, FnV = 0   EA = 0, S1PTW = 0 Data abort info:   ISV = 0, ISS = 0x00000006   CM = 0, WnR = 0 user pgtable: 4k pages, 48-bit VAs, pgdp=00000007760fb000 [0000000000000060] pgd=000000076f6d7003, p4d=000000076f6d7003, pud=0000000777841003, pmd=0000000000000000 Internal error: Oops: 96000006 [#1] SMP Modules linked in: ipmb_host(OE) act_mirred(E) cls_flower(E) sch_ingress(E) mptcp_diag(E) udp_diag(E) raw_diag(E) unix_diag(E) tcp_diag(E) inet_diag(E) binfmt_misc(E) bonding(OE) rdma_ucm(OE) rdma_cm(OE) iw_cm(OE) ib_ipoib(OE) ib_cm(OE) isofs(E) cdrom(E) mst_pciconf(OE) ib_umad(OE) mlx5_ib(OE) ipmb_dev_int(OE) mlx5_core(OE) kpatch_15237886(OEK) mlxdevm(OE) auxiliary(OE) ib_uverbs(OE) ib_core(OE) psample(E) mlxfw(OE) tls(E) sunrpc(E) vfat(E) fat(E) crct10dif_ce(E) ghash_ce(E) sha1_ce(E) sbsa_gwdt(E) virtio_console(E) ext4(E) mbcache(E) jbd2(E) xfs(E) libcrc32c(E) mmc_block(E) virtio_net(E) net_failover(E) failover(E) sha2_ce(E) sha256_arm64(E) nvme(OE) nvme_core(OE) gpio_mlxbf3(OE) mlx_compat(OE) mlxbf_pmc(OE) i2c_mlxbf(OE) sdhci_of_dwcmshc(OE) pinctrl_mlxbf3(OE) mlxbf_pka(OE) gpio_generic(E) i2c_core(E) mmc_core(E) mlxbf_gige(OE) vitesse(E) pwr_mlxbf(OE) mlxbf_tmfifo(OE) micrel(E) mlxbf_bootctl(OE) virtio_ring(E) virtio(E) ipmi_devintf(E) ipmi_msghandler(E)  [last unloaded: mst_pci] CPU: 11 PID: 20913 Comm: rte-worker-11 Kdump: loaded Tainted: G           OE K   5.10.134-13.1.an8.aarch64 #1 Hardware name: <ahref= https://www.mellanox.com >https://www.mellanox.com</a> BlueField-3 SmartNIC Main Card/BlueField-3 SmartNIC Main Card, BIOS 4.2.2.12968 Oct 26 2023 pstate: a0400089 (NzCv daIf +PAN -UAO -TCO BTYPE=--) pc : dispatch_event_fd+0x68/0x300 [mlx5_ib] lr : devx_event_notifier+0xcc/0x228 [mlx5_ib] sp : ffff80001005bcf0 x29: ffff80001005bcf0 x28: 0000000000000001 x27: ffff244e0740a1d8 x26: ffff244e0740a1d0 x25: ffffda56beff5ae0 x24: ffffda56bf911618 x23: ffff244e0596a480 x22: ffff244e0596a480 x21: ffff244d8312ad90 x20: ffff244e0596a480 x19: fffffffffffffff0 x18: 0000000000000000 x17: 0000000000000000 x16: ffffda56be66d620 x15: 0000000000000000 x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000040 x10: ffffda56bfcafb50 x9 : ffffda5655c25f2c x8 : 0000000000000010 x7 : 0000000000000000 x6 : ffff24545a2e24b8 x5 : 0000000000000003 x4 : ffff80001005bd28 x3 : 0000000000000000 x2 : 0000000000000000 x1 : ffff244e0596a480 x0 : ffff244d8312ad90 Call trace:  dispatch_event_fd+0x68/0x300 [mlx5_ib]  devx_event_notifier+0xcc/0x228 [mlx5_ib]  atomic_notifier_call_chain+0x58/0x80  mlx5_eq_async_int+0x148/0x2b0 [mlx5_core]  atomic_notifier_call_chain+0x58/0x80  irq_int_handler+0x20/0x30 [mlx5_core]  __handle_irq_event_percpu+0x60/0x220  handle_irq_event_percpu+0x3c/0x90  handle_irq_event+0x58/0x158  handle_fasteoi_irq+0xfc/0x188  generic_handle_irq+0x34/0x48  ...The Linux kernel CVE team has assigned CVE-2025-38387 to this issue.
 openEuler评分：
  7.0
 Vector：CVSS：3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
 受影响版本排查(受影响/不受影响)：
  1.openEuler-22.03-LTS-SP3(5.10.0):受影响
2.openEuler-22.03-LTS-SP4(5.10.0):受影响
3.openEuler-24.03-LTS(6.6.0):受影响
4.openEuler-24.03-LTS-SP1(6.6.0):受影响
5.openEuler-24.03-LTS-SP2(6.6.0):受影响
6.master(6.12.33):不受影响
7.openEuler-20.03-LTS-SP4(4.19.90):不受影响
8.openEuler-24.03-LTS-Next(6.6.0):不受影响

修复是否涉及abi变化(是/否)：
  1.master(6.12.33):否
2.openEuler-20.03-LTS-SP4(4.19.90):否
3.openEuler-22.03-LTS-SP3(5.10.0):否
4.openEuler-22.03-LTS-SP4(5.10.0):否
5.openEuler-24.03-LTS(6.6.0):否
6.openEuler-24.03-LTS-Next(6.6.0):否
7.openEuler-24.03-LTS-SP1(6.6.0):否
8.openEuler-24.03-LTS-SP2(6.6.0):否

原因说明：
  1.openEuler-22.03-LTS-SP3(5.10.0):正常修复
2.openEuler-22.03-LTS-SP4(5.10.0):正常修复
3.openEuler-24.03-LTS(6.6.0):正常修复
4.openEuler-24.03-LTS-SP1(6.6.0):正常修复
5.openEuler-24.03-LTS-SP2(6.6.0):正常修复
6.master(6.12.33):不受影响-漏洞代码不能被攻击者触发
7.openEuler-24.03-LTS-Next(6.6.0):不受影响-漏洞代码不能被攻击者触发
8.openEuler-20.03-LTS-SP4(4.19.90):不受影响-漏洞代码不存在

三、漏洞修复
安全公告链接：https://www.openeuler.org/zh/security/safety-bulletin/detail/?id=openEuler-SA-2025-1964

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