Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Fixed a race condition in sndseqtimeropen. The timer instance per queue is exclusive, and sndseqtimeropen should handle concurrent accesses properly. It seems that the function checks for an already existing timer...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001347)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001347 advisory. In the Linux kernel before 5.3.11, sound/core/timer.c has a use-after-free caused by erroneous code refactoring, aka CID-e7af6307a8a5. This is related to sndtimerope...

snd_seq_timer_open() Kernel Sequencer Failure

The vulnerability of the sndseqtimeropen function in the sound/core/seq/seqtimer.c module relates to the repeated use of previously freed memory. Exploiting this vulnerability could allow a attacker to cause a service failure...

SUSE CVE-2019-19807

In the Linux kernel before 5.3.11, sound/core/timer.c has a use-after-free caused by erroneous code refactoring, aka CID-e7af6307a8a5. This is related to sndtimeropen and sndtimercloselocked. The timeri variable was originally intended to be for a newly created timer instance, but was used for a...

PT-2021-29483

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.12.11 Description A potential issue exists due to a race condition in the snd seq timer open function. The actual impact and likelihood of an attack have not been confirmed. Recommendations For Linux Kernel...

PT-2021-29410

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.44 Description The issue is related to a race condition in the snd seq timer open function. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel versions prio...

PT-2021-25416

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.10.44 Description: A potential issue exists in the ALSA seq component of the Linux Kernel, specifically related to the snd seq timer open function. The actual impact and likelihood of an attack have not been...

PT-2021-25489

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.12.11 Description: A potential issue exists due to a race condition in the snd seq timer open function. The actual impact and likelihood of an attack have not been confirmed. Recommendations: For Linux Kernel...

PT-2024-11285

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to a race condition in the snd seq timer open function, where the timer instance per queue is exclusive, but concurrent accesses are not properly managed. This can...

DEBIAN-CVE-2019-19807

In the Linux kernel before 5.3.11, sound/core/timer.c has a use-after-free caused by erroneous code refactoring, aka CID-e7af6307a8a5. This is related to sndtimeropen and sndtimercloselocked. The timeri variable was originally intended to be for a newly created timer instance, but was used for a...