UBUNTU-CVE-2025-22030

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix cryptofreeacomp deadlock in zswapcpucompdead Currently, zswapcpucompdead calls cryptofreeacomp while holding the per-CPU acompctx mutex. cryptofreeacomp then holds scomplock through cryptoexitscompopsasync. On the...

UBUNTU-CVE-2025-22053

In the Linux kernel, the following vulnerability has been resolved: net: ibmveth: make vethpoolstore stop hanging v2: - Created a single error handling unlock and exit in vethpoolstore - Greatly expanded commit message with previous explanatory-only text Summary: Use rtnlmutex to synchronize...

CVE-2025-23134 ALSA: timer: Don't take register_mutex with copy_from/to_user()

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

CVE-2025-23134 ALSA: timer: Don't take register_mutex with copy_from/to_user()

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

CVE-2025-23134

CVE-2025-23134 affects the Linux kernel ALSA timer code. The vulnerability stems from taking mmap_lock while inside a mutex-wrapped copy_from/to_user() via the pattern guard(mutex)(&register_mutex). This can lead to deadlocks when copy_from/to_user() is invoked under the register_mutex, particula...

CVE-2025-23134 ALSA: timer: Don't take register_mutex with copy_from/to_user()

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

CVE-2025-23134

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

CVE-2025-22098 drm: zynqmp_dp: Fix a deadlock in zynqmp_dp_ignore_hpd_set()

In the Linux kernel, the following vulnerability has been resolved: drm: zynqmpdp: Fix a deadlock in zynqmpdpignorehpdset Instead of attempting the same mutex twice, lock and unlock it. This bug has been detected by the Clang thread-safety analyzer...

CVE-2025-22098

CVE-2025-22098 affects the Linux kernel’s DRM for ZynqMP DP. The issue is a deadlock in zynqmp_dp_ignore_hpd_set caused by attempting to lock the same mutex twice; the fix is to lock and unlock it properly (instead of locking twice). The vulnerability was identified by the Clang thread-safety ana...

CVE-2025-22098 drm: zynqmp_dp: Fix a deadlock in zynqmp_dp_ignore_hpd_set()

In the Linux kernel, the following vulnerability has been resolved: drm: zynqmpdp: Fix a deadlock in zynqmpdpignorehpdset Instead of attempting the same mutex twice, lock and unlock it. This bug has been detected by the Clang thread-safety analyzer...

CVE-2025-22053 net: ibmveth: make veth_pool_store stop hanging

In the Linux kernel, the following vulnerability has been resolved: net: ibmveth: make vethpoolstore stop hanging v2: - Created a single error handling unlock and exit in vethpoolstore - Greatly expanded commit message with previous explanatory-only text Summary: Use rtnlmutex to synchronize...

CVE-2025-22035 tracing: Fix use-after-free in print_graph_function_flags during tracer switching

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix use-after-free in printgraphfunctionflags during tracer switching Kairui reported a UAF issue in printgraphfunctionflags during ftrace stress testing 1. This issue can be reproduced if puting a 'mdelay10' after...

CVE-2025-22030

CVE-2025-22030 involves a deadlock in the Linux kernel zswap path. The root cause: zswap_cpu_comp_dead() can call crypto_free_acomp() while holding the per-CPU acomp_ctx mutex, while crypto_free_acomp() may attempt to acquire scomp_lock via crypto_exit_scomp_ops_async(), and crypto_alloc_acomp_no...

CVE-2025-22030 mm: zswap: fix crypto_free_acomp() deadlock in zswap_cpu_comp_dead()

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix cryptofreeacomp deadlock in zswapcpucompdead Currently, zswapcpucompdead calls cryptofreeacomp while holding the per-CPU acompctx mutex. cryptofreeacomp then holds scomplock through cryptoexitscompopsasync. On the...

CVE-2025-22030 mm: zswap: fix crypto_free_acomp() deadlock in zswap_cpu_comp_dead()

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix cryptofreeacomp deadlock in zswapcpucompdead Currently, zswapcpucompdead calls cryptofreeacomp while holding the per-CPU acompctx mutex. cryptofreeacomp then holds scomplock through cryptoexitscompopsasync. On the...

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 ALSA timer performing a copyfrom/touser operation while holding registermutex, which could result in a...

PT-2025-20331

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability has been resolved in the Linux kernel related to the ksmbd module. The issue arises when the wait event timeout function sets the state of the current task to TASK...

bpf: avoid holding freeze_mutex during mmap operation

...

PT-2025-16693

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to the version that includes the fix for this issue Description A vulnerability in the Linux kernel has been resolved, which prevented multiple calls in a row to napi disable, causing a hang. The issue occurred when...

SUSE CVE-2025-21986

In the Linux kernel, the following vulnerability has been resolved: net: switchdev: Convert blocking notification chain to a raw one A blocking notification chain uses a read-write semaphore to protect the integrity of the chain. The semaphore is acquired for writing when adding / removing...