CVE-2022-50034

一、漏洞信息
 漏洞编号：[CVE-2022-50034](https://nvd.nist.gov/vuln/detail/CVE-2022-50034)
 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:usb: cdns3 fix use-after-free at workaround 2BUG: KFENCE: use-after-free read in __list_del_entry_valid+0x10/0xaccdns3_wa2_remove_old_request(){	...	kfree(priv_req->request.buf);	cdns3_gadget_ep_free_request(&priv_ep->endpoint, &priv_req->request);	list_del_init(&priv_req->list);	^^^ use after free	...}cdns3_gadget_ep_free_request() free the space pointed by priv_req,but priv_req is used in the following list_del_init().This patch move list_del_init() before cdns3_gadget_ep_free_request().
 漏洞公开时间：2025-06-18 19:15:31
 漏洞创建时间：2025-06-19 11:52:09
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2022-50034
<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/6d7ac60098b206d0472475b666cb09d556bec03d |  |
|  | https://git.kernel.org/stable/c/6fd50446e7c9a98b4bcf96815f5c9602a16ea472 |  |
|  | https://git.kernel.org/stable/c/7d602f30149a117eea260208b1661bc404c21dfd |  |
|  | https://git.kernel.org/stable/c/c3c1dbad3a2db32ecf371c97f2058491b8ba0f9a |  |
|  | https://git.kernel.org/stable/c/e65d9b7147d7be3504893ca7dfb85286bda83d40 |  |
|  | https://www.cve.org/CVERecord?id=CVE-2022-50034 |  |
|  | https://nvd.nist.gov/vuln/detail/CVE-2022-50034 |  |
|  | https://lore.kernel.org/linux-cve-announce/2025061840-CVE-2022-50034-0d64@gregkh/T |  |
|  | https://bugzilla.redhat.com/show_bug.cgi?id=2373665 |  |

</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://github.com/gregkh/linux/commit/7d602f30149a117eea260208b1661bc404c21dfd.patch |  | ljqc |
|  |  | https://git.kernel.org/stable/c/6d7ac60098b206d0472475b666cb09d556bec03d |  | nvd |
|  |  | https://git.kernel.org/stable/c/6fd50446e7c9a98b4bcf96815f5c9602a16ea472 |  | nvd |
|  |  | https://git.kernel.org/stable/c/7d602f30149a117eea260208b1661bc404c21dfd |  | nvd |
|  |  | https://git.kernel.org/stable/c/c3c1dbad3a2db32ecf371c97f2058491b8ba0f9a |  | nvd |
|  |  | https://git.kernel.org/stable/c/e65d9b7147d7be3504893ca7dfb85286bda83d40 |  | nvd |

</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(6.12.0):
2.openEuler-20.03-LTS-SP4(4.19.90):
3.openEuler-22.03-LTS-SP3(5.10.0):
4.openEuler-22.03-LTS-SP4(5.10.0):
5.openEuler-24.03-LTS(6.6.0):
6.openEuler-24.03-LTS-Next(6.6.0):
7.openEuler-24.03-LTS-SP1(6.6.0):
8.openEuler-24.03-LTS-SP2(6.6.0):

修复是否涉及abi变化(是/否)：
  1.master(6.12.0):
2.openEuler-20.03-LTS-SP4(4.19.90):
3.openEuler-22.03-LTS-SP3(5.10.0):
4.openEuler-22.03-LTS-SP4(5.10.0):
5.openEuler-24.03-LTS(6.6.0):
6.openEuler-24.03-LTS-Next(6.6.0):
7.openEuler-24.03-LTS-SP1(6.6.0):
8.openEuler-24.03-LTS-SP2(6.6.0):

原因说明：
  1.master(6.12.0):
2.openEuler-20.03-LTS-SP4(4.19.90):
3.openEuler-22.03-LTS-SP3(5.10.0):
4.openEuler-22.03-LTS-SP4(5.10.0):
5.openEuler-24.03-LTS(6.6.0):
6.openEuler-24.03-LTS-Next(6.6.0):
7.openEuler-24.03-LTS-SP1(6.6.0):
8.openEuler-24.03-LTS-SP2(6.6.0):

@yangyingliang ,@jiaoff ,@guohaocs2c ,@hanjun-guo ,@woqidaideshi ,@newbeats ,@zhangyi089 ,@colyli ,@thundertown ,@htforge ,@chiqijun ,@lengchao ,@zhujianwei001 ,@kylin-mayukun ,@wangxiongfeng ,@wkfxxx ,@SuperSix173 ,@jentlestea ,@gasonchen ,@kailiu42 
**issue处理注意事项:** 
**1. 当前issue受影响的分支提交pr时, 须在pr描述中填写当前issue编号进行关联, 否则无法关闭当前issue;**
**2. 模板内容需要填写完整, 无论是受影响或者不受影响都需要填写完整内容,未引入的分支不需要填写, 否则无法关闭当前issue;**
**3. 以下为模板中需要填写完整的内容, 请复制到评论区回复, 注: 内容的标题名称(影响性分析说明, openEuler评分, 受影响版本排查(受影响/不受影响), 修复是否涉及abi变化(是/否), 原因说明)不能省略,省略后cve-manager将无法正常解析填写内容.**
************************************************************************
影响性分析说明:

openEuler评分: (评分和向量)

受影响版本排查(受影响/不受影响): 
1.master(6.12.0):
2.openEuler-20.03-LTS-SP4(4.19.90):
3.openEuler-22.03-LTS-SP3(5.10.0):
4.openEuler-22.03-LTS-SP4(5.10.0):
5.openEuler-24.03-LTS(6.6.0):
6.openEuler-24.03-LTS-Next(6.6.0):
7.openEuler-24.03-LTS-SP1(6.6.0):
8.openEuler-24.03-LTS-SP2(6.6.0):

修复是否涉及abi变化(是/否)：
1.master(6.12.0):
2.openEuler-20.03-LTS-SP4(4.19.90):
3.openEuler-22.03-LTS-SP3(5.10.0):
4.openEuler-22.03-LTS-SP4(5.10.0):
5.openEuler-24.03-LTS(6.6.0):
6.openEuler-24.03-LTS-Next(6.6.0):
7.openEuler-24.03-LTS-SP1(6.6.0):
8.openEuler-24.03-LTS-SP2(6.6.0):

原因说明：
1.master(6.12.0):
2.openEuler-20.03-LTS-SP4(4.19.90):
3.openEuler-22.03-LTS-SP3(5.10.0):
4.openEuler-22.03-LTS-SP4(5.10.0):
5.openEuler-24.03-LTS(6.6.0):
6.openEuler-24.03-LTS-Next(6.6.0):
7.openEuler-24.03-LTS-SP1(6.6.0):
8.openEuler-24.03-LTS-SP2(6.6.0):

issue处理具体操作请参考: 
https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md
pr关联issue具体操作请参考:
https://gitee.com/help/articles/4142

<table><tr><th white-space: nowrap;>参考网址</th> <th white-space: nowrap;>关联pr</th> <th white-space: nowrap;>状态</th> <th white-space: nowrap;>补丁链接</th></tr><tr><td rowspan="1">https://nvd.nist.gov/vuln/detail/CVE-2022-50034</td><td>None</td><td>None</td><td><a href=https://git.kernel.org/stable/c/c3c1dbad3a2db32ecf371c97f2058491b8ba0f9a>https://git.kernel.org/stable/c/c3c1dbad3a2db32ecf371c97f2058491b8ba0f9a</a><br /><a href=https://git.kernel.org/stable/c/e65d9b7147d7be3504893ca7dfb85286bda83d40>https://git.kernel.org/stable/c/e65d9b7147d7be3504893ca7dfb85286bda83d40</a><br /><a href=https://git.kernel.org/stable/c/7d602f30149a117eea260208b1661bc404c21dfd>https://git.kernel.org/stable/c/7d602f30149a117eea260208b1661bc404c21dfd</a><br /><a href=https://git.kernel.org/stable/c/6d7ac60098b206d0472475b666cb09d556bec03d>https://git.kernel.org/stable/c/6d7ac60098b206d0472475b666cb09d556bec03d</a><br /><a href=https://git.kernel.org/stable/c/6fd50446e7c9a98b4bcf96815f5c9602a16ea472>https://git.kernel.org/stable/c/6fd50446e7c9a98b4bcf96815f5c9602a16ea472</a></td></tr><tr><td>https://ubuntu.com/security/CVE-2022-50034</td><td></td><td></td><td></td></tr><tr><td rowspan="1">https://www.opencve.io/cve/CVE-2022-50034</td><td>None</td><td>None</td><td><a href=https://git.kernel.org/stable/c/c3c1dbad3a2db32ecf371c97f2058491b8ba0f9a>https://git.kernel.org/stable/c/c3c1dbad3a2db32ecf371c97f2058491b8ba0f9a</a><br /><a href=https://git.kernel.org/stable/c/e65d9b7147d7be3504893ca7dfb85286bda83d40>https://git.kernel.org/stable/c/e65d9b7147d7be3504893ca7dfb85286bda83d40</a><br /><a href=https://git.kernel.org/stable/c/7d602f30149a117eea260208b1661bc404c21dfd>https://git.kernel.org/stable/c/7d602f30149a117eea260208b1661bc404c21dfd</a><br /><a href=https://git.kernel.org/stable/c/6d7ac60098b206d0472475b666cb09d556bec03d>https://git.kernel.org/stable/c/6d7ac60098b206d0472475b666cb09d556bec03d</a><br /><a href=https://git.kernel.org/stable/c/6fd50446e7c9a98b4bcf96815f5c9602a16ea472>https://git.kernel.org/stable/c/6fd50446e7c9a98b4bcf96815f5c9602a16ea472</a></td></tr><tr><td>https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2022-50034</td><td></td><td></td><td></td></tr><tr><td rowspan="1">https://security-tracker.debian.org/tracker/CVE-2022-50034</td><td>None</td><td>None</td><td><a href=https://git.kernel.org/linus/7d602f30149a117eea260208b1661bc404c21dfd>https://git.kernel.org/linus/7d602f30149a117eea260208b1661bc404c21dfd</a></td></tr><tr><td>http://www.cnnvd.org.cn/web/vulnerability/queryLds.tag?qcvCnnvdid=CVE-2022-50034</td><td></td><td></td><td></td></tr></table>

> 说明：补丁链接仅供初步排查参考，实际可用性请人工再次确认，补丁下载验证可使用[CVE补丁工具](https://gitee.com/openeuler/cve-manager/blob/master/cve-agency-manager/cve_tracking/README.md)。
若补丁不准确，烦请在此issue下评论 '/report-patch 参考网址 补丁链接1,补丁链接2' 反馈正确信息，便于我们不断优化工具，不胜感激。
如 /report-patch https://security-tracker.debian.org/tracker/CVE-2021-3997 https://github.com/systemd/systemd/commit/5b1cf7a9be37e20133c0208005274ce4a5b5c6a1

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CVE-2022-50034

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