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 updatesuperwork function’s tendency to re-use resources after unloading, potentially allowing...

CVE-2026-31446: Use After Free

In the Linux kernel, the following vulnerability has been resolved: ext4: fix use-after-free in updatesuperwork when racing with umount Commit b98535d09179 "ext4: fix bugon in startthishandle during umount filesystem" moved ext4unregistersysfs before flushing ssbupdwork to prevent new error work...

CVE-2025-22113: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid journaling sb update on error if journal is destroying Presently we always BUGON if trying to start a transaction on a journal marked with JBD2UNMOUNT, since this should never happen. However, while ltp running stress...