CVE-2023-0266 · netVigilance record NV23-0037
Linux Kernel Use-After-Free
past due
What to do
Apply updates per vendor instructions.
CISA deadline 2023-04-20 · passed 3 years 4 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
Linux kernel contains a use-after-free vulnerability that allows for privilege escalation to gain ring0 access from the system user.
Who is affected
Linux Kernel. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-416.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 3 years 4 months ago
Sources
- NVD entry for CVE-2023-0266 nvd.nist.gov/vuln/detail/CVE-2023-0266
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- git.kernel.org 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
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2023-0266