Bug 9467 - [Anolis OS 23] Bugfix for CVE-2024-6387
Summary: [Anolis OS 23] Bugfix for CVE-2024-6387
Status: NEW
Alias: None
Product: Anolis OS 23
Classification: Anolis OS
Component: BaseOS Packages (show other bugs) BaseOS Packages
Version: unspecified
Hardware: All Linux
: P2-High S2-major
Target Milestone: ---
Assignee: happy_orange
QA Contact: bolong_tbl
URL:
Whiteboard:
Keywords: CVE
Depends on:
Blocks:
 
Reported: 2024-07-02 13:44 UTC by 小龙
Modified: 2024-07-02 13:44 UTC (History)
0 users

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Description 小龙 admin 2024-07-02 13:44:36 UTC 
Description:
openssh一处条件竞争漏洞，当客户端在LoginGraceTime秒数内未认证成功，sshd会发送SIGALRM信号，这个信号处理程序是异步调用的，但是在处理程序中会异步调用一些非异步安全的函数（如syslog()）导致运行前后环境不一致最终触发漏洞，影响版本8.5p1<=版本<9.8p1

Broken commit info:

Bugfix commit info:
https://github.com/openssh/openssh-portable/commit/81c1099d22b81ebfd20a334ce986c4f753b0db29