CVE-2026-31602

A flaw was found in the Linux kernel's ALSA Advanced Linux Sound Architecture ctxfi driver. When handling memory allocations, the ctvmmap function can attempt to access memory beyond its allocated boundaries if aggregate memory allocations exceed a single page limit. This out-of-bounds access...

CVE-2026-31602: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ALSA: ctxfi: Limit PTP to a single page Commit 391e69143d0a increased CTPTPNUM from 1 to 4 to support 256 playback streams, but the additional pages are not used by the card correctly. The CT20K2 hardware already has multiple...

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 ALSA ctxfi driver’s CTPTPNUM function being used incorrectly after an additional page is adde...