PT-2026-34892 · Linux · Linux Kernel

Published 2026-04-24 · Updated 2026-05-03 · CVE-2026-31540

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 i915 driver where the set default submission pointer is not set when firmware binaries are missing. This leads to a NULL pointer dereference during the system suspend process, specifically within the intel engines reset default submission() function.

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-2026-31540

ECHO-0E0E-3DA8-2807

Affected Products

Linux Kernel

References · 18

• https://git.kernel.org/stable/c/da6552d67012a1cf0585f2eb401d0c4abcf108c9 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-31540 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-31540 · Vendor Advisory
• https://git.kernel.org/stable/c/cf4b224ffb9a58181be32b64130fc36cf59c3192 · Patch
• https://security-tracker.debian.org/tracker/CVE-2026-31540 · Vendor Advisory
• https://git.kernel.org/stable/c/db8b1bebe81ffb410ddd746b6869f72e22420850 · Patch
• https://git.kernel.org/stable/c/2e20a886b443a71b573ceaed3ca7053d15380916 · Patch
• https://git.kernel.org/stable/c/df1f4a7d9cf689b4e96c95255228896505f44c31 · Patch
• https://git.kernel.org/stable/c/1a16150729db8d997e39519f9d58e6b435c4c087 · Patch
• https://cve.org/CVERecord?id=CVE-2026-31540 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-31540 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2026-31540 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-31540 · Vendor Advisory
• https://git.kernel.org/stable/c/0162ab3220bac870e43e229e6e3024d1a21c3f26 · Patch
• https://git.kernel.org/linus/0162ab3220bac870e43e229e6e3024d1a21c3f26 · Note