CVE-2023-0266β€”Linux Kernel Use-After-Free Vulnerability

PUBLISHEDvulnerability record
2023-03-30 Β· last modified June 21, 2025

Metadata

CVE ID:
CVE-2023-0266
Project:
Linux
Product:
Kernel
Date Added:
2023-03-30
Due Date:
2023-04-20
Last Updated:
June 21, 2025

Vulnerability Name

Linux Kernel Use-After-Free Vulnerability

Description

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

Known To Be Used in Ransomware Campaigns?

Ransomware Status:
Unknown

Action

Apply updates per vendor instructions.

Additional Notes

  • 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://nvd.nist.gov/vuln/detail/CVE-2023-0266

Related Weaknesses

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