kernel: ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

kernel: ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

kernel: ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

kernel: ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

kernel: ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

kernel: ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

RLSA-2026:9131 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: scsi: qla2xxx: Fix improper freeing of purex item CVE-2025-68741 kernel: ALSA: aloop: Fix racy access at PCM trigger CVE-2026-23191 For more details about the security issues, including t...

RockyLinux 8 : kernel (RLSA-2026:9131)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:9131 advisory. kernel: scsi: qla2xxx: Fix improper freeing of purex item CVE-2025-68741 kernel: ALSA: aloop: Fix racy access at PCM trigger CVE-2026-23191 Tenable has...

SUSE-SU-2026:1592-1 Security update for the Linux Kernel (Live Patch 48 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.194 fixes various security issues The following security issues were fixed: - CVE-2026-23191: ALSA: aloop: Fix racy access at PCM trigger bsc1258396. - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy...

Security update for the Linux Kernel (Live Patch 32 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.127 fixes various security issues The following security issues were fixed: CVE-2026-23191: ALSA: aloop: Fix racy access at PCM trigger bsc1258396. CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy...

SUSE-SU-2026:1560-1 Security update for the Linux Kernel (Live Patch 32 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.127 fixes various security issues The following security issues were fixed: - CVE-2026-23191: ALSA: aloop: Fix racy access at PCM trigger bsc1258396. - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy...

kernel: ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

ALSA-2026:9131 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: scsi: qla2xxx: Fix improper freeing of purex item CVE-2025-68741 kernel: ALSA: aloop: Fix racy access at PCM trigger CVE-2026-23191 For more details about the security issues, including t...

kernel: ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

kernel: ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

CVE-2026-23191

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

CVE-2026-23191

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

CVE-2026-23191

CVE-2026-23191 (Linux kernel — ALSA aloop) resolves a race in the aloop PCM trigger path that could cause a use-after-free when repeatedly opening/closing the tied stream. The vulnerability occurs because the trigger callback checks the PCM state and stops the tied substream outside the cable loc...

CVE-2026-23191 ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

PT-2026-8199

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the ALSA aloop driver’s PCM trigger callback. The callback attempts to check the PCM state and stop the stream of a tied substream without proper locking,...