CVE-2025-21767 clocksource: Use migrate_disable() to avoid calling get_random_u32() in atomic context

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...

Astra Linux - уязвимость в linux-5.10

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...

SUSE CVE-2024-57939

In the Linux kernel, the following vulnerability has been resolved: riscv: Fix sleeping in invalid context in die die can be called in exception handler, and therefore cannot sleep. However, die takes spinlockt which can sleep with PREEMPTRT enabled. That causes the following warning: BUG: sleepi...

CVE-2024-57939 riscv: Fix sleeping in invalid context in die()

In the Linux kernel, the following vulnerability has been resolved: riscv: Fix sleeping in invalid context in die die can be called in exception handler, and therefore cannot sleep. However, die takes spinlockt which can sleep with PREEMPTRT enabled. That causes the following warning: BUG: sleepi...

CVE-2024-57939 riscv: Fix sleeping in invalid context in die()

In the Linux kernel, the following vulnerability has been resolved: riscv: Fix sleeping in invalid context in die die can be called in exception handler, and therefore cannot sleep. However, die takes spinlockt which can sleep with PREEMPTRT enabled. That causes the following warning: BUG: sleepi...

CVE-2024-57885

In the Linux kernel, the following vulnerability has been resolved: mm/kmemleak: fix sleeping function called from invalid context at print message Address a bug in the kernel that triggers a "sleeping function called from invalid context" warning when /sys/kernel/debug/kmemleak is printed under...

CVE-2024-57885

CVE-2024-57885: In the Linux kernel, a kmemleak print operation could emit a "sleeping function called from invalid context" warning when /sys/kernel/debug/kmemleak is read under specific conditions (CONFIG_PREEMPT_RT=y, SELinux as LSM, kptr_restrict=1, kmemleak buffer non-empty). The issue arise...

PT-2026-2893

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.18.0 Description The Linux kernel contains an issue within the smc91x driver when built with PREEMPT RT. A broken interrupt request IRQ context occurs due to improper handling of IRQ disabling and restoration...

UBUNTU-CVE-2024-56610

In the Linux kernel, the following vulnerability has been resolved: kcsan: Turn reportfilterlistlock into a rawspinlock Ran Xiaokai reports that with a KCSAN-enabled PREEMPTRT kernel, we can see splats like: | BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:48 |...

CVE-2024-56610 kcsan: Turn report_filterlist_lock into a raw_spinlock

In the Linux kernel, the following vulnerability has been resolved: kcsan: Turn reportfilterlistlock into a rawspinlock Ran Xiaokai reports that with a KCSAN-enabled PREEMPTRT kernel, we can see splats like: | BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:48 |...

CVE-2024-56585 LoongArch: Fix sleeping in atomic context for PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix sleeping in atomic context for PREEMPTRT Commit bab1c299f3945ffe79 "LoongArch: Fix sleeping in atomic context in setuptlbhandler" changes the gfp flag from GFPKERNEL to GFPATOMIC for allocpagesnode. However, for...

CVE-2024-56585 LoongArch: Fix sleeping in atomic context for PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix sleeping in atomic context for PREEMPTRT Commit bab1c299f3945ffe79 "LoongArch: Fix sleeping in atomic context in setuptlbhandler" changes the gfp flag from GFPKERNEL to GFPATOMIC for allocpagesnode. However, for...

CVE-2024-56585

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix sleeping in atomic context for PREEMPTRT Commit bab1c299f3945ffe79 "LoongArch: Fix sleeping in atomic context in setuptlbhandler" changes the gfp flag from GFPKERNEL to GFPATOMIC for allocpagesnode. However, for...

PT-2024-36892 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.74 Description: A vulnerability in the Linux kernel has been resolved, specifically related to the LoongArch architecture and PREEMPT RT kernels. The issue arises from the replacement of normal spinlocks wit...

AZL-53537 CVE-2024-50140 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: sched/core: Disable page allocation in tasktickmmcid With KASAN and PREEMPTRT enabled, calling taskworkadd in tasktickmmcid may cause the following splat. 63.696416 BUG: sleeping function called from invalid context at...

CVE-2024-50140 sched/core: Disable page allocation in task_tick_mm_cid()

In the Linux kernel, the following vulnerability has been resolved: sched/core: Disable page allocation in tasktickmmcid With KASAN and PREEMPTRT enabled, calling taskworkadd in tasktickmmcid may cause the following splat. 63.696416 BUG: sleeping function called from invalid context at...

kernel: tracing: Fix sleeping function called from invalid context on RT kernel

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix sleeping function called from invalid context on RT kernel When setting bootparams="traceevent=initcall:initcallstart tpprintk=1" in the cmdline, the outputprintk was called, and the spinlockirqsave was called in the...

PT-2025-18500

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability has been resolved in the Linux kernel. The issue is related to the x86/fpu component, where the fpregs lock is not properly dropped before inheriting FPU permissions. Thi...