@xiezhipeng1 ,@zhujianwei001 ,@yanan-rock ,@licihua ,@overweight
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))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.openEuler-20.03-LTS-SP1(1.6.37):
2.openEuler-20.03-LTS-SP3(1.6.37):
3.openEuler-22.03-LTS(1.6.37):
修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP1(1.6.37):
2.openEuler-20.03-LTS-SP3(1.6.37):
3.openEuler-22.03-LTS(1.6.37):
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
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| 参考网址 | 关联pr | 状态 | 补丁链接 |
|---|---|---|---|
| https://ubuntu.com/security/CVE-2021-4214 | https://github.com/glennrp/libpng/issues/373 | None | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2021-4214 | https://github.com/glennrp/libpng/issues/373 | None | |
| https://nvd.nist.gov/vuln/detail/CVE-2021-4214 | |||
| https://security-tracker.debian.org/tracker/CVE-2021-4214 | https://github.com/glennrp/libpng/issues/373 | None | |
| https://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-4214 | https://github.com/glennrp/libpng/issues/373 | None |
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。
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
影响性分析说明:
A heap overflow flaw was found in libpngs pngimage.c program. This flaw allows an attacker with local network access to pass a specially crafted PNG file to the pngimage utility, causing an application to crash, leading to a denial of service.
openEuler评分: (评分和向量)
BaseScore：5.5 Medium
Vector：CVSS：3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
受影响版本排查(受影响/不受影响):
1.master:受影响
2.openEuler-20.03-LTS-SP4:受影响
3.openEuler-22.03-LTS-SP1:受影响
4.openEuler-22.03-LTS-SP3:受影响
5.openEuler-22.03-LTS-SP4:受影响
6.openEuler-24.03-LTS:受影响
7.openEuler-24.03-LTS-Next:受影响
修复是否涉及abi变化(是/否)：
1.master:否
2.openEuler-20.03-LTS-SP4:否
3.openEuler-22.03-LTS-SP1:否
4.openEuler-22.03-LTS-SP3:否
5.openEuler-22.03-LTS-SP4:否
6.openEuler-24.03-LTS:否
7.openEuler-24.03-LTS-Next:否
@xiezhipeng1 经过 cve-manager 解析, 已分析的内容如下表所示:
| 状态 | 需分析 | 内容 |
|---|---|---|
| 已分析 | 1.影响性分析说明 | A heap overflow flaw was found in libpngs pngimage.c program. This flaw allows an attacker with local network access to pass a specially crafted PNG file to the pngimage utility, causing an application to crash, leading to a denial of service. |
| 已分析 | 2.openEulerScore | 5.5 |
| 已分析 | 3.openEulerVector | AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| 已分析 | 4.受影响版本排查 | master:受影响,openEuler-20.03-LTS-SP4:受影响,openEuler-22.03-LTS-SP1:受影响,openEuler-22.03-LTS-SP3:受影响,openEuler-22.03-LTS-SP4:受影响,openEuler-24.03-LTS:受影响,openEuler-24.03-LTS-Next:受影响 |
| 已分析 | 5.修复是否涉及abi变化 | master:否,openEuler-20.03-LTS-SP4:否,openEuler-22.03-LTS-SP1:否,openEuler-22.03-LTS-SP3:否,openEuler-22.03-LTS-SP4:否,openEuler-24.03-LTS:否,openEuler-24.03-LTS-Next:否 |
请确认分析内容的准确性, 确认无误后, 您可以进行后续步骤, 否则您可以继续分析.
| issue状态 | 操作者 | 原因 |
|---|---|---|
| 已挂起 | sun_hai_10 | 此CVE上游社区未修复，暂无补丁，暂时挂起 |
一、漏洞信息
漏洞编号：CVE-2021-4214
漏洞归属组件：libpng
漏洞归属的版本：1.6.37
CVSS V3.0分值：
BaseScore：5.5 Medium
Vector：CVSS：3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
漏洞简述：
A heap overflow flaw was found in libpngs pngimage.c program. This flaw allows an attacker with local network access to pass a specially crafted PNG file to the pngimage utility, causing an application to crash, leading to a denial of service.
漏洞公开时间：2022-08-25 00:15:00
漏洞创建时间：2022-08-12 20:31:21
漏洞详情参考链接：
https://nvd.nist.gov/vuln/detail/CVE-2021-4214
更多参考(点击展开)
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：
详情(点击展开)
无
二、漏洞分析结构反馈
影响性分析说明：
A heap overflow flaw was found in libpngs pngimage.c program. This flaw allows an attacker with local network access to pass a specially crafted PNG file to the pngimage utility, causing an application to crash, leading to a denial of service.
openEuler评分：
5.5
Vector：CVSS：3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
受影响版本排查(受影响/不受影响)：
1.master(1.6.40):受影响
2.openEuler-20.03-LTS-SP4(1.6.37):受影响
3.openEuler-22.03-LTS-SP1(1.6.38):受影响
4.openEuler-22.03-LTS-SP3(1.6.38):受影响
5.openEuler-22.03-LTS-SP4(1.6.38):受影响
6.openEuler-24.03-LTS(1.6.40):受影响
7.openEuler-24.03-LTS-Next(1.6.40):受影响
修复是否涉及abi变化(是/否)：
1.master(1.6.40):否
2.openEuler-20.03-LTS-SP4(1.6.37):否
3.openEuler-22.03-LTS-SP1(1.6.38):否
4.openEuler-22.03-LTS-SP3(1.6.38):否
5.openEuler-22.03-LTS-SP4(1.6.38):否
6.openEuler-24.03-LTS(1.6.40):否
7.openEuler-24.03-LTS-Next(1.6.40):否