UBUNTU-CVE-2026-23371

In the Linux kernel, the following vulnerability has been resolved: sched/deadline: Fix missing ENQUEUEREPLENISH during PI de-boosting Running stress-ng --schedpolicy 0 on an RT kernel on a big machine might lead to the following WARNINGs edited. sched: DL de-boosted task PID 22725: REPLENISH fla...

CVE-2026-23371 sched/deadline: Fix missing ENQUEUE_REPLENISH during PI de-boosting

In the Linux kernel, the following vulnerability has been resolved: sched/deadline: Fix missing ENQUEUEREPLENISH during PI de-boosting Running stress-ng --schedpolicy 0 on an RT kernel on a big machine might lead to the following WARNINGs edited. sched: DL de-boosted task PID 22725: REPLENISH fla...

SUSE CVE-2026-23248

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix refcount bug and potential UAF in perfmmap Syzkaller reported a refcountt: addition on 0; use-after-free warning in perfmmap. The issue is caused by a race condition between a failing mmap setup and a concurrent mm...

EUVD-2026-12811

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix refcount bug and potential UAF in perfmmap Syzkaller reported a refcountt: addition on 0; use-after-free warning in perfmmap. The issue is caused by a race condition between a failing mmap setup and a concurrent mm...

CVE-2026-23248

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix refcount bug and potential UAF in perfmmap Syzkaller reported a refcountt: addition on 0; use-after-free warning in perfmmap. The issue is caused by a race condition between a failing mmap setup and a concurrent mm...

CVE-2026-23248 perf/core: Fix refcount bug and potential UAF in perf_mmap

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix refcount bug and potential UAF in perfmmap Syzkaller reported a refcountt: addition on 0; use-after-free warning in perfmmap. The issue is caused by a race condition between a failing mmap setup and a concurrent mm...

kernel: mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrummr: Fix use-after-free when updating multicast route stats Cited commit added a dedicated mutex instead of RTNL to protect the multicast route list, so that it will not change while the driver periodically traverse...

kernel: mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrummr: Fix use-after-free when updating multicast route stats Cited commit added a dedicated mutex instead of RTNL to protect the multicast route list, so that it will not change while the driver periodically traverse...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005727)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005727 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix user-after-free This uses l2capchanholdunlesszero after calling...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: vsock: Fixed lock inversion in vsockassigntransport. Syzbot reported a potential lock inversion deadlock between vsockregistermutex and sklock-AFVSOCK when vsocklinger is called. The issue was introduced by the commit...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iio: light: opt3001: fixed a deadlock caused by concurrent flag access. The threaded IRQ function in this driver reads the flag twice: once to lock a mutex and once to unlock it. Although the code that sets the flag is designed t...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005556)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005556 advisory. In the Linux kernel, the following vulnerability has been resolved: kcm: Serialise kcmsendmsg for the same socket. syzkaller reported UAF in kcmrelease. 0 The scenar...

kernel: mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrummr: Fix use-after-free when updating multicast route stats Cited commit added a dedicated mutex instead of RTNL to protect the multicast route list, so that it will not change while the driver periodically traverse...

kernel: mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrummr: Fix use-after-free when updating multicast route stats Cited commit added a dedicated mutex instead of RTNL to protect the multicast route list, so that it will not change while the driver periodically traverse...

kernel: mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrummr: Fix use-after-free when updating multicast route stats Cited commit added a dedicated mutex instead of RTNL to protect the multicast route list, so that it will not change while the driver periodically traverse...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-113 (ALASKERNEL-5.10-2026-113)

The version of kernel installed on the remote host is prior to 5.10.248-247.988. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2026-113 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: core: ufs: Fix a hang in the...

SUSE CVE-2026-23158

In the Linux kernel, the following vulnerability has been resolved: gpio: virtuser: fix UAF in configfs release path The gpio-virtuser configfs release path uses guardmutex to protect the device structure. However, the device is freed before the guard cleanup runs, causing mutexunlock to operate ...

SUSE CVE-2026-23186

In the Linux kernel, the following vulnerability has been resolved: hwmon: acpipowermeter Fix deadlocks related to acpipowermeternotify The acpipowermeter driver's .notify callback function, acpipowermeternotify, calls hwmondeviceunregister under a lock that is also acquired by callbacks in sysfs...

SUSE CVE-2026-23188

In the Linux kernel, the following vulnerability has been resolved: net: usb: r8152: fix resume reset deadlock rtl8152 can trigger device reset during reset which potentially can result in a deadlock: DPM device timeout after 10 seconds; 15 seconds until panic Call Trace: schedule+0x483/0x1370...

CVE-2026-23186

In the Linux kernel, the following vulnerability has been resolved: hwmon: acpipowermeter Fix deadlocks related to acpipowermeternotify The acpipowermeter driver's .notify callback function, acpipowermeternotify, calls hwmondeviceunregister under a lock that is also acquired by callbacks in sysfs...