PT-2026-30125 · Linux · Linux Kernel

Published 2026-04-03 · Updated 2026-04-03 · CVE-2026-23430

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The Linux kernel contained a flaw in the drm/vmwgfx module where the KMS surface dirty tracker was being overwritten, leading to a memory leak.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

CVE-2026-23430

Affected Products

Linux Kernel

References · 11

• https://osv.dev/vulnerability/DEBIAN-CVE-2026-23430 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-23430 · Security Note
• https://ubuntu.com/security/CVE-2026-23430 · Vendor Advisory
• https://git.kernel.org/stable/c/354c8bbf8d1e4aa61e580dbe160591feda504e4f · Patch
• https://cve.org/CVERecord?id=CVE-2026-23430 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-23430 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-23430 · Vendor Advisory
• https://git.kernel.org/stable/c/3f300a41a3668095688aa4551214e8080829fa93 · Patch
• https://git.kernel.org/stable/c/c6cb77c474a32265e21c4871c7992468bf5e7638 · Patch
• https://twitter.com/CVEnew/status/2040111903645761739 · Twitter Post
• https://git.kernel.org/linus/c6cb77c474a32265e21c4871c7992468bf5e7638 · Note