kernel: ALSA: timer: drain a slave's callback before its master detaches it

A flaw was found in the ALSA Advanced Linux Sound Architecture timer component of the Linux kernel. When a master timer instance is closed, it does not properly ensure that all associated slave timer callbacks have finished executing before detaching them. This oversight can lead to a...

CVE-2026-68198

The CVE-2026-68198 issue affects the Linux kernel’s ath6kl Wi‑Fi driver, specifically aggr_reset_state(). The non-synchronous timer deletion (timer_delete) can race with timer callbacks (aggr_timeout) that access aggr_conn fields, potentially freeing memory used by the callback, leading to a use‑...

CVE-2026-46267: Use After Free

In the Linux kernel, the following vulnerability has been resolved: nfc: hci: shdlc: Stop timers and work before freeing context llcshdlcdeinit purges SHDLC skb queues and frees the llcshdlc structure while its timers and state machine work may still be active. Timer callbacks can schedule smwork...

CVE-2026-23281

In the Linux kernel, the following vulnerability has been resolved: wifi: libertas: fix use-after-free in lbsfreeadapter The lbsfreeadapter function uses timerdelete non-synchronous for both commandtimer and txlockuptimer before the structure is freed. This is incorrect because timerdelete does n...

CVE-2023-52941

In the Linux kernel, the following vulnerability has been resolved: can: isotp: split tx timer into transmission and timeout The timer for the transmission of isotp PDUs formerly had two functions: 1. send two consecutive frames with a given time gap 2. monitor the timeouts for flow control frame...

UBUNTU-CVE-2023-52941

In the Linux kernel, the following vulnerability has been resolved: can: isotp: split tx timer into transmission and timeout The timer for the transmission of isotp PDUs formerly had two functions: 1. send two consecutive frames with a given time gap 2. monitor the timeouts for flow control frame...

Linux Distros Unpatched Vulnerability : CVE-2024-41045

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Defer work in bpftimercancelandfree Currently, the same case as previous patch two timer callbacks trying to cancel each other can be invoked through...

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 originates in bpftimercancelandfree, where a deadlock may occur if two timer callbacks attempt to cancel each other, or...