CVE-2026-43216

In the Linux kernel, the following vulnerability has been resolved: net: Drop the lock in skbmaytxtimestamp skbmaytxtimestamp may acquire sock::skcallbacklock. The lock must not be taken in IRQ context, only softirq is okay. A few drivers receive the timestamp via a dedicated interrupt and comple...

CVE-2026-43216

Summary of CVE-2026-43216 : In the Linux kernel, skb_may_tx_timestamp() could acquire sock::sk_callback_lock in IRQ context, risking a deadlock if the lock was already write-locked on the same CPU. The fix drops the lock and uses READ_ONCE() / WRITE_ONCE() to safely access and clear the pointers ...

CVE-2026-43216

In the Linux kernel, the following vulnerability has been resolved: net: Drop the lock in skbmaytxtimestamp skbmaytxtimestamp may acquire sock::skcallbacklock. The lock must not be taken in IRQ context, only softirq is okay. A few drivers receive the timestamp via a dedicated interrupt and comple...

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 skbmaytxtimestamp function’s use of a lock within the IRQ context, potentially leading to a...