CVE-2026-74338 bpf: Reject sleepable BPF_LSM_CGROUP programs at load time

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject sleepable BPFLSMCGROUP programs at load time The cgroup shim runs under rcureadlockdontmigrate, so we should not attach any sleepable BPF programs there. Add support to the verifier to explicitly reject attempts to lo...

PT-2026-72774

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject sleepable BPF LSM CGROUP programs at load time The cgroup shim runs under rcu read lock dont migrate, so we should not attach any sleepable BPF programs there. Add support to the verifier to explicitly reject attempts...

EUVD-2026-55362

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: fix error checking of pvrvmcontextlookup Since pvrvmcontextlookup returns either NULL or a pointer, then stop using ISERR for checking the return value. Using ISERR leads to the kernel oops reported below. It can...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: The part of the cdns set that activates the state should be placed outside the spin lock. The device may be scheduled during the resume process; therefore, this issue cannot occur in atomic operations. Since...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dm: Do not attempt to queue IO under RCU protection. The dm function looks up the table for IO based on the request type. It assumes that if the request is marked as REQNOWAIT, it’s safe to attempt to submit that IO while under t...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: btrfs: qgroup: Fixed a bug where sleep was performed from an invalid context in btrfsqgroupinherit. Syzkaller reported the bug as follows: Bug: A sleep function is called from an invalid context at include/linux/sched/mm.h:274 Ca...

CVE-2026-43423

A flaw was found in the Linux kernel's USB Network Control Model NCM gadget driver. The ncmsetalt function was observed to hold a mutex within an atomic context, which is an invalid operation. This improper locking can lead to a 'sleeping function called from invalid context' error when configfs...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013626)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013626 advisory. In the Linux kernel, the following vulnerability has been resolved: selinux: enable use of both GFPKERNEL and GFPATOMIC in convertcontext The following warning was...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013144)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013144 advisory. In the Linux kernel, the following vulnerability has been resolved: firmware: armsdei: Fix sleep from invalid context BUG Running a preempt-rt v6.2-rc3-rt1 based...

CVE-2026-23134 slab: fix kmalloc_nolock() context check for PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: slab: fix kmallocnolock context check for PREEMPTRT On PREEMPTRT kernels, locallock becomes a sleeping lock. The current check in kmallocnolock only verifies we're not in NMI or hard IRQ context, but misses the case where...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the kmallocnolock function not properly checking the context within the PREEMPTRT kernel. This ma...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005125)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005125 advisory. In the Linux kernel, the following vulnerability has been resolved: MIPS: cevt-r4k: Don't call getc0compareint if timer irq is installed This avoids warning: 0.11805...

SUSE CVE-2023-54160

In the Linux kernel, the following vulnerability has been resolved: firmware: armsdei: Fix sleep from invalid context BUG Running a preempt-rt v6.2-rc3-rt1 based kernel on an Ampere Altra triggers: BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:46 inatomic: 0,...

CVE-2023-54160

In the Linux kernel, the following vulnerability has been resolved: firmware: armsdei: Fix sleep from invalid context BUG Running a preempt-rt v6.2-rc3-rt1 based kernel on an Ampere Altra triggers: BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:46 inatomic: 0,...

CVE-2023-54160

The CVE-2023-54160 entry corresponds to a Linux kernel vulnerability where firmware: arm_sdei triggered a sleep-from-invalid-context BUG on preempt-rt kernels (Ampere Altra). The crash is tied to cpuhp hotplug paths and SDEI callbacks executed with interrupts disabled, with reports that cpuhp_up ...

CVE-2023-54160 firmware: arm_sdei: Fix sleep from invalid context BUG

In the Linux kernel, the following vulnerability has been resolved: firmware: armsdei: Fix sleep from invalid context BUG Running a preempt-rt v6.2-rc3-rt1 based kernel on an Ampere Altra triggers: BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:46 inatomic: 0,...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-991145)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-991145 advisory. In the Linux kernel, the following vulnerability has been resolved: tracing: Fix sleeping function called from invalid context on RT kernel When setting...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990445)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990445 advisory. In the Linux kernel, the following vulnerability has been resolved: tracing: Fix sleeping function called from invalid context on RT kernel When setting...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990513)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990513 advisory. In the Linux kernel, the following vulnerability has been resolved: isdn: mISDN: Fix sleeping function called from invalid context The driver can call...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989534)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989534 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/gma500: Fix BUG: sleeping function called from invalid context errors gmacrtcpageflip was...