PT-2026-34916 · Linux · Linux Kernel

Published 2026-04-24 · Updated 2026-04-29 · CVE-2026-31564

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 LoongArch KVM component within the kvm eiointc regs access() function. The register base address is calculated by adding an offset to an array base address. Because the array base address uses the u64 data type, it must be converted to a void * type before the offset is added to ensure correct calculation.

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

Related Identifiers

CVE-2026-31564

Affected Products

Linux Kernel

References · 10

• https://security-tracker.debian.org/tracker/CVE-2026-31564 · Vendor Advisory
• https://git.kernel.org/stable/c/6bcfb7f46d667b04bd1a1169ccedf5fb699c60df · Patch
• https://cve.org/CVERecord?id=CVE-2026-31564 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-31564 · Security Note
• https://git.kernel.org/stable/c/c4f0a9481cf0dd7c71a07484bc98f2570fdb3a82 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-31564 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-31564 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-31564 · Vendor Advisory
• https://twitter.com/CVEnew/status/2047798621660438774 · Twitter Post
• https://git.kernel.org/linus/6bcfb7f46d667b04bd1a1169ccedf5fb699c60df · Note