PT-2026-34350 · Linux · Linux Kernel

Published 2026-04-22 · Updated 2026-04-23 · CVE-2026-31445

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 An issue exists in the Linux kernel where the damon commit ctx() function can fail due to internal memory allocation failures. When this occurs, the damon ctx object may be partially updated or corrupted. If the system continues to run using this partially updated context, it can lead to unexpected behaviors, including a NULL pointer dereference if damos commit dests() fails.

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

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2026-31445

Affected Products

Linux Kernel

References · 12

• https://nvd.nist.gov/vuln/detail/CVE-2026-31445 · Security Note
• https://git.kernel.org/stable/c/26f775a054c3cda86ad465a64141894a90a9e145 · Patch
• https://security-tracker.debian.org/tracker/CVE-2026-31445 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-31445 · Security Note
• https://git.kernel.org/stable/c/1b247cd0654a3a306996fa80741d79296c683a56 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-31445 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-31445 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-31445 · Vendor Advisory
• https://git.kernel.org/stable/c/9c495f9d3781cd692bd199531cabd4627155e8cd · Patch
• https://twitter.com/infoflowcloud/status/2046981982979055890 · Twitter Post
• https://git.kernel.org/linus/26f775a054c3cda86ad465a64141894a90a9e145 · Note
• https://twitter.com/CVEnew/status/2046980046976393667 · Twitter Post