cve/2023/CVE-2023-0266.md

CVE-2023-0266

Description

A use after free vulnerability exists in the ALSA PCM package in the Linux Kernel. SNDRV_CTL_IOCTL_ELEM_{READ|WRITE}32 is missing locks that can be used in a use-after-free that can result in a priviledge escalation to gain ring0 access from the system user. We recommend upgrading past commit 56b88b50565cd8b946a2d00b0c83927b7ebb055e

POC

Reference

No PoCs from references.

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/Ostorlab/KEV
• https://github.com/Ostorlab/known_exploited_vulnerbilities_detectors
• https://github.com/SeanHeelan/claude_opus_cve_2023_0266
• https://github.com/nomi-sec/PoC-in-GitHub
• https://github.com/xairy/linux-kernel-exploitation