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KnowSafe 安全预警:keylime keylime 密码学签名的验证不恰当

KnowSafe 安全预警:KnowSafe 安全团队监测到编号 AVD-2021-3406 的安全漏洞(危害等级:高危)已公开披露,相关用户应尽快排查并完成修复。

漏洞介绍

A flaw was found in keylime 5.8.1 and older. The issue in the Keylime agent and registrar code invalidates the cryptographic chain of trust from the Endorsement Key certificate to agent attestations.

影响范围

应用:keylime keylime(影响面 Up to (including) 5.8.1)

系统:fedora_32 keylime(影响面 Up to (excluding) 6.0.0-1.fc32)

系统:fedora_33 keylime(影响面 Up to (excluding) 6.0.0-1.fc33)

系统:fedora_34 keylime(影响面 Up to (excluding) 6.0.0-1.fc34)

解决方案

建议您更新当前系统或软件至最新版,完成漏洞的修复。

参考信息

https://bugzilla.redhat.com/show_bug.cgi?id=1932469

https://github.com/keylime/keylime/security/advisories/GHSA-78f8-6c68-375m

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YAWKEF2LVXUME266T6RNRVBGAD375QAT/

KnowSafe 将持续跟踪该漏洞的利用情况与修复进展,如需漏洞管理与应急响应支持,欢迎联系 KnowSafe 安全团队。