CVE-2023-54072

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix potential data race at PCM memory allocation helpers The PCM memory allocation helpers have a sanity check against too many buffer allocations. However, the check is performed without a proper lock and the allocati...

CVE-2023-54072 ALSA: pcm: Fix potential data race at PCM memory allocation helpers

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix potential data race at PCM memory allocation helpers The PCM memory allocation helpers have a sanity check against too many buffer allocations. However, the check is performed without a proper lock and the allocati...

PT-2025-53070

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's ALSA PCM memory allocation helpers. A missing lock during a sanity check allows a user to potentially allocate more memory than the predefined maximum...

SUSE CVE-2025-40142

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Disable bottom softirqs as part of spinlockirq on PREEMPTRT sndpcmgrouplockirq acquires a spinlockt and disables interrupts via spinlockirq. This also implicitly disables the handling of softirqs such as TIMERSOFTIRQ. ...

EUVD-2025-124941

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Disable bottom softirqs as part of spinlockirq on PREEMPTRT sndpcmgrouplockirq acquires a spinlockt and disables interrupts via spinlockirq. This also implicitly disables the handling of softirqs such as TIMERSOFTIRQ. ...

CVE-2025-40142

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Disable bottom softirqs as part of spinlockirq on PREEMPTRT sndpcmgrouplockirq acquires a spinlockt and disables interrupts via spinlockirq. This also implicitly disables the handling of softirqs such as TIMERSOFTIRQ. ...

UBUNTU-CVE-2025-40142

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Disable bottom softirqs as part of spinlockirq on PREEMPTRT sndpcmgrouplockirq acquires a spinlockt and disables interrupts via spinlockirq. This also implicitly disables the handling of softirqs such as TIMERSOFTIRQ. ...

CVE-2025-40142 ALSA: pcm: Disable bottom softirqs as part of spin_lock_irq() on PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Disable bottom softirqs as part of spinlockirq on PREEMPTRT sndpcmgrouplockirq acquires a spinlockt and disables interrupts via spinlockirq. This also implicitly disables the handling of softirqs such as TIMERSOFTIRQ. ...

CVE-2025-40142

CVE-2025-40142 affects the Linux kernel’s ALSA PCM path. The function snd_pcm_group_lock_irq() acquires a spinlock_t using spin_lock_irq(), which disables interrupts and implicitly affects softirq handling. On PREEMPT_RT, softirqs are preemptible and spin_lock_irq() does not disable them, allowin...

CVE-2025-40142

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Disable bottom softirqs as part of spinlockirq on PREEMPTRT sndpcmgrouplockirq acquires a spinlockt and disables interrupts via spinlockirq. This also implicitly disables the handling of softirqs such as TIMERSOFTIRQ. ...

Linux Distros Unpatched Vulnerability : CVE-2025-40142

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ALSA: pcm: Disable bottom softirqs as part of spinlockirq on PREEMPTRT sndpcmgrouplockirq acquires a spinlockt and disables interrupts via spinlockirq. This als...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989374)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989374 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Check for null pointer of pointer substream before dereferencing it Pointer substream ...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989111)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989111 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix potential AB/BA lock with buffermutex and mmaplock syzbot caught a potential...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987554)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987554 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix potential AB/BA lock with buffermutex and mmaplock syzbot caught a potential...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987130)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987130 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Check for null pointer of pointer substream before dereferencing it Pointer substream ...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986911)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986911 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: oss: Fix negative period/buffer sizes The period size calculation in OSS layer may...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-414494)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-414494 advisory. A use-after-free flaw was found in the Linux kernels sound subsystem in the way a user triggers concurrent calls of PCM hwparams. The hwfree ioctls or similar race...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-414333)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-414333 advisory. A use after free vulnerability exists in the ALSA PCM package in the Linux Kernel.SNDRVCTLIOCTLELEMREAD|WRITE32 is missing locks that can be used in a use-after-free...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-986361)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986361 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix races among concurrent prealloc proc writes We have no protection against concurre...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-986340)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986340 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix races among concurrent hwparams and hwfree calls Currently we have neither proper...