| Name | CVE-2026-31559 |
| Description | In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix missing NULL checks for kstrdup() 1. Replace "of_find_node_by_path("/")" with "of_root" to avoid multiple calls to "of_node_put()". 2. Fix a potential kernel oops during early boot when memory allocation fails while parsing CPU model from device tree. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-6238-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| linux (PTS) | bullseye | 5.10.223-1 | fixed |
| bullseye (security) | 5.10.251-5 | fixed |
| bookworm | 6.1.159-1 | fixed |
| bookworm (security) | 6.1.172-1 | fixed |
| trixie | 6.12.73-1 | vulnerable |
| trixie (security) | 6.12.88-1 | fixed |
| forky | 7.0.4-1 | fixed |
| sid | 7.0.7-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| linux | source | bullseye | (not affected) | | | |
| linux | source | bookworm | (not affected) | | | |
| linux | source | trixie | 6.12.85-1 | | DSA-6238-1 | |
| linux | source | (unstable) | 6.19.11-1 | | | |
Notes
[bookworm] - linux <not-affected> (Vulnerable code not present)
[bullseye] - linux <not-affected> (Vulnerable code not present)
https://git.kernel.org/linus/3a28daa9b7d7c2ddf2c722e9e95d7e0928bf0cd1 (7.0-rc6)