CVE-2023-20848

一、漏洞信息
 漏洞编号：[CVE-2023-20848](https://nvd.nist.gov/vuln/detail/CVE-2023-20848)
 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：6.5 Medium
  Vector：CVSS：3.0/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
 漏洞简述：
  In imgsys_cmdq, there is a possible out of bounds read due to a missing valid range checking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS07340433; Issue ID: ALPS07340433.
 漏洞公开时间：2023-09-04 11:15:11
 漏洞创建时间：2024-10-22 06:45:06
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2023-20848
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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:
  其它
 漏洞补丁信息：
  <details>
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无
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二、漏洞分析结构反馈
 影响性分析说明：
  In imgsys_cmdq, there is a possible out of bounds read due to a missing valid range checking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS07340433; Issue ID: ALPS07340433.
 openEuler评分：
  6.5
 Vector：CVSS：3.0/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/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):不受影响
2.openEuler-22.03-LTS-SP3(5.10.0):不受影响
3.openEuler-22.03-LTS-SP4(5.10.0):不受影响
4.master:不受影响
5.openEuler-24.03-LTS(6.6.0):不受影响
6.openEuler-24.03-LTS-Next(6.6.0):不受影响
7.openEuler-24.03-LTS-SP1(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-SP3(5.10.0):否
3.master:否
4.openEuler-24.03-LTS(6.6.0):否
5.openEuler-24.03-LTS-Next(6.6.0):否
6.openEuler-22.03-LTS-SP4(5.10.0):否
7.openEuler-24.03-LTS-SP1(6.6.0):否

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

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