CVE-2022-28737

一、漏洞信息
 漏洞编号：[CVE-2022-28737](https://nvd.nist.gov/vuln/detail/CVE-2022-28737)
 漏洞归属组件：[shim](https://gitee.com/src-openeuler/shim)
 漏洞归属的版本：15,15.4,15.6
 CVSS V2.0分值：
  BaseScore：0.0 Low
  Vector：CVSS：2.0/
 漏洞简述：
  There s a possible overflow in handle_image() when shim tries to load and execute crafted EFI executables. The handle_image() function takes in account by the SizeOfRawData field from each section to be load, an attacker can leverage this to perform out-of-bound writes into memory. Arbitrary code execution is not discarded in such scenario.
 漏洞公开时间：2022-06-08 01:00
 漏洞创建时间：2022-07-21 11:22:15
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2022-28737
<details>
<summary>更多参考(点击展开)</summary>

| 参考来源 | 参考链接 | 来源链接 |
| ------- | -------- | -------- |
| redhat_bugzilla | https://access.redhat.com/errata/RHSA-2022:5098 |  |
| redhat_bugzilla | https://access.redhat.com/errata/RHSA-2022:5096 |  |
| redhat_bugzilla | https://access.redhat.com/errata/RHSA-2022:5099 |  |
| redhat_bugzilla | https://access.redhat.com/errata/RHSA-2022:5095 |  |
| redhat_bugzilla | https://access.redhat.com/errata/RHSA-2022:5100 |  |
| redhat_bugzilla | https://access.redhat.com/security/cve/cve-2022-28737 |  |
| redhat_bugzilla | https://bugzilla.redhat.com/show_bug.cgi?id=2090899 |  |
| ubuntu | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28737 |  |
| ubuntu | https://www.openwall.com/lists/oss-security/2022/06/07/5 |  |
| ubuntu | https://nvd.nist.gov/vuln/detail/CVE-2022-28737 |  |
| ubuntu | https://launchpad.net/bugs/cve/CVE-2022-28737 |  |
| ubuntu | https://security-tracker.debian.org/tracker/CVE-2022-28737 |  |
| debian | https://security-tracker.debian.org/tracker/CVE-2022-28737 |  |
| oracle | https://www.oracle.com/security-alerts/linuxbulletinapr2022.html |  |
| gentoo | https://security.gentoo.org/glsa/202209-12 |  |
| anolis | https://anas.openanolis.cn/cves/detail/CVE-2022-28737 |  |

</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:
  其它
 漏洞补丁信息：
  <details>
<summary>详情(点击展开)</summary>

无
</details>

二、漏洞分析结构反馈
 影响性分析说明：
                  加载特制的EFI图像时缓冲区溢出该漏洞影响范围: shim-15.x版本        
 openEuler评分：
  6.5
 Vector：CVSS：2.0/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-SP1(15):受影响
2.openEuler-20.03-LTS-SP3(15):受影响
3.openEuler-22.03-LTS(15.4):受影响

修复是否涉及abi变化(是/否)：
  1.openEuler-20.03-LTS-SP1(15):否
2.openEuler-20.03-LTS-SP3(15):否
3.openEuler-22.03-LTS(15.4):否

三、漏洞修复
安全公告链接：https://www.openeuler.org/zh/security/safety-bulletin/detail/?id=openEuler-SA-2022-1799

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