PT-2026-98140

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the gfs2 module where the gfs2 quota init function checks for duplicate quota change IDs while holding the qd lock and the quota hash bucket bitlock. This process...

PT-2026-94540

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the qcom cpucp mbox send data function when it is invoked via the mailbox clear channel function under PREEMPT RT. The issue arises because mailbox...

PT-2026-93644

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description On PREEMPT RT, a use-after-free issue exists during a Priority Inheritance PI requeue. The problem occurs when FUTEX CMP REQUEUE PI triggers a slab-out-of-bounds report in the futex...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: clocksource: Use migratedisable to avoid calling getrandomu32 in an atomic context. The following bug report occurred with the PREEMPTRT kernel: - Bug: A sleeping function was called from an invalid context at...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

In the Linux kernel, the following vulnerabilities have been resolved: Firmware: armsdei: Fixed a bug where sleep operations occurred from an invalid context. Running a preempt-rt v6.2-rc3-rt1 based kernel on an Ampere Altra Triggers: - Bug: Sleeping function called from an invalid context at...

PT-2026-82178

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ml-ioh GPIO driver where the register lock uses spinlock t instead of raw spinlock t. The ioh irq type function, acting as the irq chip .irq set type callback, is...

SUSE CVE-2026-74468

In the Linux kernel, the following vulnerability has been resolved: gpio: pch: use rawspinlockt for the register lock pchirqtype is registered as the irqchip .irqsettype callback and takes chip-spinlock with spinlockirqsave. This callback is reached from setupirq - irqsettrigger - chip-irqsettype...

PT-2026-72920

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the GPIO PCH driver where the pch irq type function, registered as the irq chip .irq set type callback, uses a regular spinlock t via spin lock irqsave. In PREEMPT RT...

UBUNTU-CVE-2026-64428

In the Linux kernel, the following vulnerability has been resolved: gpio: sch: use rawspinlockt in the irq startup path schirqunmask enables the GPIO IRQ and then updates the controller state through schirqmaskunmask, which takes sch-lock with spinlockirqsave. The callback can be reached from...

EUVD-2026-48772

In the Linux kernel, the following vulnerability has been resolved: gpio: sch: use rawspinlockt in the irq startup path schirqunmask enables the GPIO IRQ and then updates the controller state through schirqmaskunmask, which takes sch-lock with spinlockirqsave. The callback can be reached from...

CVE-2026-64428 gpio: sch: use raw_spinlock_t in the irq startup path

In the Linux kernel, the following vulnerability has been resolved: gpio: sch: use rawspinlockt in the irq startup path schirqunmask enables the GPIO IRQ and then updates the controller state through schirqmaskunmask, which takes sch-lock with spinlockirqsave. The callback can be reached from...

CVE-2026-64374 sched/rt: Have RT_PUSH_IPI be default off for non PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: sched/rt: Have RTPUSHIPI be default off for non PREEMPTRT RT migration is done aggressively. When a CPU schedules out a high priority RT task for a lower priority task, it will look to see if there's any RT tasks that are waiting...

PT-2026-64650

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Spreadtrum EIC controller where the sprd eic irq unmask function enables the GPIO IRQ and updates the controller state via the sprd eic update function. The sprd e...

SUSE CVE-2026-64073

In the Linux kernel, the following vulnerability has been resolved: irqwork: Fix use-after-free in irqworksingle on PREEMPTRT On PREEMPTRT, non-HARD irqwork runs in per-CPU kthreads via runirqworkd, so irqworksync uses rcuwait to wait for BUSY==0. After irqworksingle clears BUSY via atomiccmpxchg...

CVE-2026-64073

In the Linux kernel, the following vulnerability has been resolved: irqwork: Fix use-after-free in irqworksingle on PREEMPTRT On PREEMPTRT, non-HARD irqwork runs in per-CPU kthreads via runirqworkd, so irqworksync uses rcuwait to wait for BUSY==0. After irqworksingle clears BUSY via atomiccmpxchg...

CVE-2026-64073

In the Linux kernel, the following vulnerability has been resolved: irqwork: Fix use-after-free in irqworksingle on PREEMPTRT On PREEMPTRT, non-HARD irqwork runs in per-CPU kthreads via runirqworkd, so irqworksync uses rcuwait to wait for BUSY==0. After irqworksingle clears BUSY via atomiccmpxchg...

CVE-2026-53326

In the Linux kernel, the following vulnerability has been resolved: debugobjects: Don't call fillpool in early boot hardirq context When booting a debug PREEMPTRT kernel on an ARM64 system, a "inconsistent HARDIRQ-ON-W - IN-HARDIRQ-W usage" lockdep warning message was reported to the console...

CVE-2026-53326

The CVE-2026-53326 entry concerns the Linux kernel debugobjects subsystem. Affected scenario is booting a debug PREEMPT_RT kernel on ARM64 where interrupts can occur before the scheduler is fully enabled, causing a hardirq context to attempt pool filling. This can lead to a deadlock when the inte...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: veth: The XDP function has been modified to reduce the time spent on the nodirect return section, thereby fixing a race condition. As explained in the commit fa349e396e48 “veth: Fixed a race condition involving AFXDP, which expos...

CVE-2026-46099

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels seg6inputcore and rplinput call ip6routeinput which sets a NOREF dst on the skb, then pass it to dstcachesetip6 invoking dsthold unconditionally. On PREEMPTRT, ksoftirqd is...