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 fact that the functionfoliounmapinvalidate calls filemapfreefolio without holding a reference...

EUVD-2026-4620

In the Linux kernel, the following vulnerability has been resolved: lib/buildid: use kernelread for sleepable context Prevent a "BUG: unable to handle kernel NULL pointer dereference in filemapreadfolio". For the sleepable context, convert freader to use kernelread instead of direct page cache...

PT-2026-8142

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's btrfs zlib implementation related to S390 hardware acceleration. Specifically, a folio leak occurs due to a missing folio put call within the copy dat...