CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild and listed in the CISA Known Exploited Vulnerabilities catalog.

Remediation Deadline: Apr 20, 2023

CVE-2023-0266

High

EPSS 0.1%CISA KEV

Description

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

EPSS — Exploit Probability

0.1%

Higher than 24.2% of all CVEs

Required Action

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

Risk Assessment

ELEVATED

In CISA KEV

Details

Severity: High
EPSS: 0.1%
CISA KEV: Yes
Ransomware: Unknown
Articles: 0

Timeline

Published

Mar 30, 2023

Added to KEV

Mar 30, 2023

Remediation Due

Apr 20, 2023

Affected Product

Linux

Kernel

View all Linux CVEs

External Links

NVD (NIST)CVE Details MITRE CVE