CVE-2024-26938

一、漏洞信息
 漏洞编号：[CVE-2024-26938](https://nvd.nist.gov/vuln/detail/CVE-2024-26938)
 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
 CVSS V2.0分值：
  BaseScore：0.0 Low
  Vector：CVSS：2.0/
 漏洞简述：
  In the Linux kernel, the following vulnerability has been resolved:drm/i915/bios: Tolerate devdata==NULL in intel_bios_encoder_supports_dp_dual_mode()If we have no VBT, or the VBT didn t declare the encoderin question, we won t have the  devdata  for the encoder.Instead of oopsing just bail early.We won t be able to tell whether the port is DP++ or not,but so be it.(cherry picked from commit 26410896206342c8a80d2b027923e9ee7d33b733)
 漏洞公开时间：2024-05-01 14:15:09
 漏洞创建时间：2024-05-06 06:00:26
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2024-26938
<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/32e39bab59934bfd3f37097d4dd85ac5eb0fd549 |  |
| 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/72e4d3fb72e9f0f016946158a7d95304832768e6 |  |
| 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/94cf2fb6feccd625e5b4e23e1b70f39a206f82ac |  |
| 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/a891add409e3bc381f4f68c2ce9d953f1865cb1f |  |
| 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | https://git.kernel.org/stable/c/f4bbac954d8f9ab214ea1d4f385de4fa6bd92dd0 |  |
| suse_bugzilla | http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-26938 | https://bugzilla.suse.com/show_bug.cgi?id=1223678 |
| suse_bugzilla | https://www.cve.org/CVERecord?id=CVE-2024-26938 | https://bugzilla.suse.com/show_bug.cgi?id=1223678 |
| suse_bugzilla | https://git.kernel.org/stable/c/32e39bab59934bfd3f37097d4dd85ac5eb0fd549 | https://bugzilla.suse.com/show_bug.cgi?id=1223678 |
| suse_bugzilla | https://git.kernel.org/stable/c/72e4d3fb72e9f0f016946158a7d95304832768e6 | https://bugzilla.suse.com/show_bug.cgi?id=1223678 |
| suse_bugzilla | https://git.kernel.org/stable/c/94cf2fb6feccd625e5b4e23e1b70f39a206f82ac | https://bugzilla.suse.com/show_bug.cgi?id=1223678 |
| suse_bugzilla | https://git.kernel.org/stable/c/a891add409e3bc381f4f68c2ce9d953f1865cb1f | https://bugzilla.suse.com/show_bug.cgi?id=1223678 |
| suse_bugzilla | https://git.kernel.org/stable/c/f4bbac954d8f9ab214ea1d4f385de4fa6bd92dd0 | https://bugzilla.suse.com/show_bug.cgi?id=1223678 |
| suse_bugzilla | https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2024/CVE-2024-26938.mbox | https://bugzilla.suse.com/show_bug.cgi?id=1223678 |
| suse_bugzilla | https://bugzilla.redhat.com/show_bug.cgi?id=2278229 | https://bugzilla.suse.com/show_bug.cgi?id=1223678 |
| redhat_bugzilla | https://lore.kernel.org/linux-cve-announce/2024050124-CVE-2024-26938-b3f9@gregkh/T | https://bugzilla.redhat.com/show_bug.cgi?id=2278229 |
| ubuntu | https://www.cve.org/CVERecord?id=CVE-2024-26938 | https://ubuntu.com/security/CVE-2024-26938 |
| ubuntu | https://git.kernel.org/linus/32e39bab59934bfd3f37097d4dd85ac5eb0fd549 (6.9-rc2) | https://ubuntu.com/security/CVE-2024-26938 |
| ubuntu | https://git.kernel.org/stable/c/72e4d3fb72e9f0f016946158a7d95304832768e6 | https://ubuntu.com/security/CVE-2024-26938 |
| ubuntu | https://git.kernel.org/stable/c/a891add409e3bc381f4f68c2ce9d953f1865cb1f | https://ubuntu.com/security/CVE-2024-26938 |
| ubuntu | https://git.kernel.org/stable/c/f4bbac954d8f9ab214ea1d4f385de4fa6bd92dd0 | https://ubuntu.com/security/CVE-2024-26938 |
| ubuntu | https://git.kernel.org/stable/c/94cf2fb6feccd625e5b4e23e1b70f39a206f82ac | https://ubuntu.com/security/CVE-2024-26938 |
| ubuntu | https://git.kernel.org/stable/c/32e39bab59934bfd3f37097d4dd85ac5eb0fd549 | https://ubuntu.com/security/CVE-2024-26938 |
| ubuntu | https://nvd.nist.gov/vuln/detail/CVE-2024-26938 | https://ubuntu.com/security/CVE-2024-26938 |
| ubuntu | https://launchpad.net/bugs/cve/CVE-2024-26938 | https://ubuntu.com/security/CVE-2024-26938 |
| ubuntu | https://security-tracker.debian.org/tracker/CVE-2024-26938 | https://ubuntu.com/security/CVE-2024-26938 |
| debian |  | https://security-tracker.debian.org/tracker/CVE-2024-26938 |

</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/32e39bab59934bfd3f37097d4dd85ac5eb0fd549 | https://git.kernel.org/linus/1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | ubuntu |

</details>
 
二、漏洞分析结构反馈
 影响性分析说明：
  
 openEuler评分：
   
 受影响版本排查(受影响/不受影响)：
  1.master(6.1.0):
2.openEuler-20.03-LTS-SP1(4.19.90):
3.openEuler-20.03-LTS-SP4(4.19.90):
4.openEuler-22.03-LTS(5.10.0):
5.openEuler-22.03-LTS-Next(5.10.0):
6.openEuler-22.03-LTS-SP1(5.10.0):
7.openEuler-22.03-LTS-SP2(5.10.0):
8.openEuler-22.03-LTS-SP3(5.10.0):
9.openEuler-24.03-LTS:
10.openEuler-24.03-LTS-Next:

修复是否涉及abi变化(是/否)：
  1.master(6.1.0):
2.openEuler-20.03-LTS-SP1(4.19.90):
3.openEuler-20.03-LTS-SP4(4.19.90):
4.openEuler-22.03-LTS(5.10.0):
5.openEuler-22.03-LTS-Next(5.10.0):
6.openEuler-22.03-LTS-SP1(5.10.0):
7.openEuler-22.03-LTS-SP2(5.10.0):
8.openEuler-22.03-LTS-SP3(5.10.0):
9.openEuler-24.03-LTS:
10.openEuler-24.03-LTS-Next:

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