一、漏洞信息
漏洞编号:CVE-2021-47087
漏洞归属组件:kernel
漏洞归属的版本:5.10.0
CVSS V3.0分值:
BaseScore:0.0 None
Vector:CVSS:3.0/
漏洞简述:
A vulnerability was found in Linux Kernel up to 5.4.168/5.10.88/5.15.11 (Operating System) and classified as critical.Using CWE to declare the problem leads to CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.Impacted is availability.Upgrading to version 5.4.169, 5.10.89, 5.15.12 or 5.16 eliminates this vulnerability. Applying the patch 806142c805ca/ad338d825e3f/91e94e42f6fc/18549bf4b21c is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.
漏洞公开时间:2024-03-04 00:00:00
漏洞创建时间:2024-03-04 18:41:52
漏洞详情参考链接:
https://nvd.nist.gov/vuln/detail/CVE-2021-47087
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:
二、漏洞分析结构反馈
影响性分析说明:
Reserved.
openEuler评分:
4.0
Vector:CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:N
受影响版本排查(受影响/不受影响):
1.openEuler-20.03-LTS-SP1:不受影响
2.openEuler-20.03-LTS-SP4:不受影响
3.openEuler-22.03-LTS:不受影响
4.openEuler-22.03-LTS-SP1:不受影响
5.openEuler-22.03-LTS-SP2:不受影响
6.openEuler-22.03-LTS-SP3:不受影响
7.master:不受影响
8.openEuler-22.03-LTS-Next:不受影响
9.openEuler-24.03-LTS:不受影响
10.openEuler-24.03-LTS-Next:不受影响
修复是否涉及abi变化(是/否):
1.openEuler-20.03-LTS-SP1:否
2.openEuler-20.03-LTS-SP4:否
3.openEuler-22.03-LTS:否
4.openEuler-22.03-LTS-SP1:否
5.openEuler-22.03-LTS-SP2:否
6.openEuler-22.03-LTS-SP3:否
7.master:否
8.openEuler-22.03-LTS-Next:否
9.openEuler-24.03-LTS:否
10.openEuler-24.03-LTS-Next:否
原因说明:
1.master:
2.openEuler-20.03-LTS-SP4:
3.openEuler-22.03-LTS-SP1:
4.openEuler-22.03-LTS-SP3:
5.openEuler-22.03-LTS-SP4:
6.openEuler-24.03-LTS:
7.openEuler-24.03-LTS-Next:
8.openEuler-24.03-LTS-SP1:
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参考网址 | 关联pr | 状态 | 补丁链接 |
---|---|---|---|
https://nvd.nist.gov/vuln/detail/CVE-2021-47087 | None | None | https://git.kernel.org/stable/c/ad338d825e3f7b96ee542bf313728af2d19fe9ad https://git.kernel.org/stable/c/91e94e42f6fc49635f1a16d8ae3f79552bcfda29 https://git.kernel.org/stable/c/806142c805cacd098e61bdc0f72c778a2389fe4a https://git.kernel.org/stable/c/18549bf4b21c739a9def39f27dcac53e27286ab5 |
https://ubuntu.com/security/CVE-2021-47087 | None | None | https://discourse.ubuntu.com/c/ubuntu-pro |
https://www.opencve.io/cve/CVE-2021-47087 | None | None | https://git.kernel.org/stable/c/ad338d825e3f7b96ee542bf313728af2d19fe9ad https://git.kernel.org/stable/c/91e94e42f6fc49635f1a16d8ae3f79552bcfda29 https://git.kernel.org/stable/c/806142c805cacd098e61bdc0f72c778a2389fe4a https://git.kernel.org/stable/c/18549bf4b21c739a9def39f27dcac53e27286ab5 |
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2021-47087 | |||
https://security-tracker.debian.org/tracker/CVE-2021-47087 |
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
CVE-2021-47087
受影响版本排查(受影响/不受影响):
1.openEuler-20.03-LTS-SP1(4.19.90):不受影响
2.openEuler-20.03-LTS-SP4:不受影响
3.openEuler-22.03-LTS:受影响
4.openEuler-22.03-LTS-SP1:受影响
5.openEuler-22.03-LTS-SP2:受影响
6.openEuler-22.03-LTS-SP3:受影响
7.master(6.1.0):不受影响
8.openEuler-22.03-LTS-Next:受影响
9.openEuler-24.03-LTS:不受影响
修复是否涉及abi变化(是/否):
1.openEuler-20.03-LTS-SP1(4.19.90):否
2.openEuler-20.03-LTS-SP4:否
3.openEuler-22.03-LTS:否
4.openEuler-22.03-LTS-SP1:否
5.openEuler-22.03-LTS-SP2:否
6.openEuler-22.03-LTS-SP3:否
7.master(6.1.0):否
8.openEuler-22.03-LTS-Next:否
9.openEuler-24.03-LTS:否
CVE-2021-47087
影响性分析说明:
Reserved.
openEuler评分:(评分和向量)
0.0
CVSS: 3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:N
受影响版本排查(受影响/不受影响):
1.openEuler-20.03-LTS-SP1:不受影响
2.openEuler-20.03-LTS-SP4:不受影响
3.openEuler-22.03-LTS:不受影响
4.openEuler-22.03-LTS-SP1:不受影响
5.openEuler-22.03-LTS-SP2:不受影响
6.openEuler-22.03-LTS-SP3:不受影响
7.master(6.1.0):不受影响
8.openEuler-22.03-LTS-Next:不受影响
9.openEuler-24.03-LTS:不受影响
10.openEuler-24.03-LTS-Next:不受影响
修复是否涉及abi变化(是/否):
1.openEuler-20.03-LTS-SP1(4.19.90):否
2.openEuler-20.03-LTS-SP4:否
3.openEuler-22.03-LTS:否
4.openEuler-22.03-LTS-SP1:否
5.openEuler-22.03-LTS-SP2:否
6.openEuler-22.03-LTS-SP3:否
7.master(6.1.0):否
8.openEuler-22.03-LTS-Next:否
9.openEuler-24.03-LTS:否
10.openEuler-24.03-LTS-Next:否
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