PT-2026-34953 · Linux · Linux Kernel

Published 2026-04-24 · Updated 2026-05-06 · CVE-2026-31601

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 vfio/xe component where certain members of xe vfio pci core device required for handling resets are only initialized during migration initialization. Consequently, attempting to issue a reset on Virtual Function (VF) devices that do not support migration leads to a kernel page fault (supervisor read access in kernel mode) within the xe sriov vfio wait flr done() function.

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

Related Identifiers

CVE-2026-31601

OPENSUSE-SU-2026:10703-1

Affected Products

Linux Kernel

References · 72

• https://cve.org/CVERecord?id=CVE-2026-31601 · Security Note
• https://git.kernel.org/stable/c/8fa4113fc65b8b29a30fbbca5fd82221dc6e146e · Patch
• https://git.kernel.org/stable/c/73e53ff144a538f1843b3dea1e2740a755031cdc · Patch
• https://osv.dev/vulnerability/openSUSE-SU-2026:10703-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-31601 · Vendor Advisory
• https://git.kernel.org/stable/c/1b81ed612e12ea9df8c5cb6f0ddd4419fd0b8ac8 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-31601 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-31601 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-31601 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-31601 · Security Note
• https://suse.com/security/cve/CVE-2026-31577 · Note
• https://suse.com/security/cve/CVE-2026-31587 · Note
• https://suse.com/security/cve/CVE-2026-31578 · Note
• https://suse.com/security/cve/CVE-2026-31590 · Note
• https://suse.com/security/cve/CVE-2026-31602 · Note