CVE-2025-68333 sched_ext: Fix possible deadlock in the deferred_irq_workfn()

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix possible deadlock in the deferredirqworkfn For PREEMPTRT=y kernels, the deferredirqworkfn is executed in the per-cpu irqwork/ task context and not disable-irq, if the rq returned by containerof is current CPU's rq,...

CVE-2025-68333

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix possible deadlock in the deferredirqworkfn For PREEMPTRT=y kernels, the deferredirqworkfn is executed in the per-cpu irqwork/ task context and not disable-irq, if the rq returned by containerof is current CPU's rq,...

SUSE CVE-2025-68202

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix unsafe locking in the scxdumpstate For built with CONFIGPREEMPTRT=y kernels, the dumplock will be converted sleepable spinlock and not disable-irq, so the following scenarios occur: inconsistent IN-HARDIRQ-W -...

CVE-2025-68202 sched_ext: Fix unsafe locking in the scx_dump_state()

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix unsafe locking in the scxdumpstate For built with CONFIGPREEMPTRT=y kernels, the dumplock will be converted sleepable spinlock and not disable-irq, so the following scenarios occur: inconsistent IN-HARDIRQ-W -...

CVE-2025-68202

Summary of CVE-2025-68202 (Linux kernel) : The issue is a locking defect in sched_ext’s scx_dump_state() that could lead to a deadlock under PREEMPT_RT configurations. The root cause is unsafe locking where a sleepable spinlock (dump_lock) could be taken while interrupts are active, creating a po...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989934)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989934 advisory. In the Linux kernel, the following vulnerability has been resolved: tracing: Fix sleeping function called from invalid context on RT kernel When setting...

EUVD-2025-28966

Malicious code in bioql PyPI...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from a race condition between the esttimer and CONFIGPREEMPTRT configurations, which could result in a null pointer...

PT-2025-46617

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the ALSA PCM subsystem related to interrupt handling on PREEMPT RT systems. Specifically, snd pcm group lock irq acquires a spinlock, disabling...

SUSE CVE-2025-39745

In the Linux kernel, the following vulnerability has been resolved: rcutorture: Fix rcutortureoneextendcheck splat in RT kernels For built with CONFIGPREEMPTRT=y kernels, running rcutorture tests resulted in the following splat: 68.797425 rcutortureoneextendcheck during change: Current 0x1 To add...

AZL-64896 CVE-2025-38335 affecting package kernel for versions less than 6.6.104.2-1

In the Linux kernel, the following vulnerability has been resolved: Input: gpio-keys - fix a sleep while atomic with PREEMPTRT When enabling PREEMPTRT, the gpiokeysirqtimer callback runs in hard irq context, but the inputevent takes a spinlock, which isn't allowed there as it is converted to a...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a sleep issue under PREEMPTRT in the gpio-keys driver, which could lead to a deadlock...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: BPF: Cancel the running BPF timer through kworker for PREEMPTRT During the update process, when overwriting an element in a pre-allocated htab, the freeing of oldelement is protected by the bucket lock. The reason why the bucket...

SUSE-SU-2025:20355-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-28956: x86/ibt: Keep IBT disabled during alternative patching bsc1242006. - CVE-2024-35840: mptcp: use OPTIONMPTCPMPJSYNACK in...

UBUNTU-CVE-2025-37812

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: Fix deadlock when using NCM gadget The cdns3 driver has the same NCM deadlock as fixed in cdnsp by commit 58f2fcb3a845 "usb: cdnsp: Fix deadlock issue during using NCM gadget". Under PREEMPTRT the deadlock can be...

SUSE CVE-2022-49783

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: Drop fpregs lock before inheriting FPU permissions Mike Galbraith reported the following against an old fork of preempt-rt but the same issue also applies to the current preempt-rt tree. BUG: sleeping function called fro...

DEBIAN-CVE-2025-21825

In the Linux kernel, the following vulnerability has been resolved: bpf: Cancel the running bpftimer through kworker for PREEMPTRT During the update procedure, when overwrite element in a pre-allocated htab, the freeing of oldelement is protected by the bucket lock. The reason why the bucket lock...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the unused bpfmemalloc in the PREEMPTRT environment, which could lead to a memory allocation failure...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a scheduling issue that can be caused when canceling a running bpftimer via kworker in a PREEMPTRT environme...

DEBIAN-CVE-2025-21767

In the Linux kernel, the following vulnerability has been resolved: clocksource: Use migratedisable to avoid calling getrandomu32 in atomic context The following bug report happened with a PREEMPTRT kernel: BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:48...