CVE-2023-0266

Description

Linux kernel contains a use-after-free vulnerability that allows for privilege escalation to gain ring0 access from the system user.

References

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog
• https://nvd.nist.gov/vuln/detail/CVE-2023-0266
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-5.10/alsa-pcm-move-rwsem-lock-inside-snd_ctl_elem_read-to-prevent-uaf.patch?id=72783cf35e6c55bca84c4bb7b776c58152856fd4
• https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-12345
• https://github.com/torvalds/linux/commit/becf9e5d553c2389d857a3c178ce80fdb34a02e1
• https://github.com/torvalds/linux/commit/56b88b50565cd8b946a2d00b0c83927b7ebb055e
• https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html