Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: afunix: Fixed a data race in unixdgrampeerwakeme. In unixdgrampoll, unixdgrampeerwakeme is called without ensuring that the other lock is held, and there is no check to see if its receive queue is full. In this case, we need t...

DEBIAN-CVE-2022-50323

In the Linux kernel, the following vulnerability has been resolved: net: do not sense pfmemalloc status in skbappendpagefrags skbappendpagefrags is used by afunix and udp sendpage implementation so far. In commit 326140063946 "tcp: TX zerocopy should not sense pfmemalloc status" we explained why ...

DEBIAN-CVE-2022-49344

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix a data-race in unixdgrampeerwakeme. unixdgrampoll calls unixdgrampeerwakeme without other's lock held and check if its receive queue is full. Here we need to use unixrecvqfulllockless instead of unixrecvqfull, otherwi...

UBUNTU-CVE-2022-49344

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix a data-race in unixdgrampeerwakeme. unixdgrampoll calls unixdgrampeerwakeme without other's lock held and check if its receive queue is full. Here we need to use unixrecvqfulllockless instead of unixrecvqfull, otherwi...

PT-2025-8278

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A data-race issue in the Linux kernel has been identified, specifically in the unix dgram peer wake me function. The unix dgram poll function calls unix dgram peer wake me without holdin...

kernel: Use After Free in unix_gc() which could result in a local privilege escalation

A vulnerability was found in unixdgramrecvmsg in net/unix/afunix.c in the Linux kernel's garbage collection for Unix domain socket file handlers. In this flaw, a missing cleanup may lead to a use-after-free due to a race problem. This flaw allows a local user to crash the system or escalate their...