PT-2026-30173 · Linux · Linux Kernel

Published 2026-04-03 · Updated 2026-04-03 · CVE-2026-31390

Positive Technologies (AI Summary)

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

Description A memory leak in the xe vm madvise ioctl function within the drm/xe subsystem of the Linux kernel has been addressed. The issue occurs when validation within check bo args are sane() fails, leading to improper resource cleanup. The fix ensures resources are correctly freed in this error scenario.

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

Related Identifiers

CVE-2026-31390

Affected Products

Linux Kernel

References · 12

• https://ubuntu.com/security/CVE-2026-31390 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-31390 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-31390 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-31390 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-31390 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2026-31390 · Vendor Advisory
• https://twitter.com/CVEnew/status/2040111847911866432 · Twitter Post
• https://git.kernel.org/stable/c/0cfe9c4838f1147713f6b5c02094cd4dc0c598fa · Note
• https://twitter.com/VulmonFeeds/status/2040163728012804572 · Twitter Post
• https://git.kernel.org/stable/c/1c87b48a0ff040723f84a67b32892af7e6a3634f · Note
• https://git.kernel.org/stable/c/c3aa7b837920c844d5ae0dd3dbaeb465a461de40 · Note
• https://git.kernel.org/linus/0cfe9c4838f1147713f6b5c02094cd4dc0c598fa · Note