CVE-2021-28951 log

Source
Severity Low
Remote No
Type Denial of service
Description
An issue was discovered in fs/io_uring.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (deadlock) because exit may be waiting to park a SQPOLL thread, but concurrently that SQPOLL thread is waiting for a signal to start, aka CID-3ebba796fa25.
Group Package Affected Fixed Severity Status Ticket
AVG-1719 linux-lts 5.10.25-1 5.10.26-1 Medium Fixed
AVG-1718 linux-zen 5.11.8.zen1-1 5.11.9.zen1-1 Medium Fixed
AVG-1717 linux-hardened 5.11.8.hardened1-1 5.11.9.hardened1-1 Medium Fixed
AVG-1716 linux 5.11.8.arch1-1 5.11.9.arch1-1 Medium Fixed
References
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.11.9&id=5db13876d06d7bd23ed59ff81f41259fa6ed58ae
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.10.26&id=6cae8095490caae12875300243ec94b39b6a2a78