Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

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...

UBUNTU-CVE-2026-64514

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: gate mustwait writability check on ptepresent userfaultfdmustwait and userfaultfdhugemustwait read the PTE without taking the page table lock and then apply ptewrite / hugeptewrite to it. Those accessors decode bits...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989910)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989910 advisory. In the Linux kernel, the following vulnerability has been resolved: afunix: Fix a data-race in unixdgrampeerwakeme. unixdgrampoll calls unixdgrampeerwakeme without...

Linux 4.10 __do_semtimedop() Use-After-Free

Linux versions from 4.10 suffers from a use-after-free condition in dosemtimedop due to a lockless check outside RCU section...

CVE-2022-49344 af_unix: Fix a data-race in unix_dgram_peer_wake_me().

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...

kernel: af_unix: Fix a data-race in unix_dgram_peer_wake_me().

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...