GUIX security advisories

The table below lists published security advisories for GUIX, newest first. Click a GHSA ID for full details.

Published GHSA ID CVE ID Summary Severity

2026‑10‑02

GHSA‑pppm‑h3g4‑986x

CVE‑2026‑92454

JPEG decoder: truncated segments are read past the image buffer, and a zero sampling factor hangs the decode

Medium

2026‑10‑02

GHSA‑m85v‑2ccm‑w6gf

CVE‑2026‑92449

Binary resource loader: unbounded map_id from a theme file causes a heap out-of-bounds write in the GUIX-allocated arena

High

2026‑10‑02

GHSA‑m779‑jvp3‑pmqr

CVE‑2026‑92446

GUIX binary resource loader reads past the end of a resource, because no length for it ever reaches the loader

High

2026‑10‑02

GHSA‑m2f3‑cv9x‑68q7

CVE‑2026‑103414

Binary resource loader: font sizing and load passes desynchronise, causing a heap out-of-bounds write with attacker-controlled content

High

2026‑10‑02

GHSA‑hgcj‑22cg‑4hfv

CVE‑2026‑91189

GUIX binary resource loader: unvalidated glyph range causes an integer underflow and a heap out-of-bounds write when loading an untrusted font or theme

High

2026‑10‑02

GHSA‑gx8f‑4rpc‑4fjw

CVE‑2026‑91186

PNG decoder: a duplicate IHDR chunk after IDAT resizes the image after allocation, causing a heap out-of-bounds write

High

2026‑10‑02

GHSA‑cxf2‑pgvg‑pcw3

CVE‑2026‑91059

JPEG decoder: a duplicate SOF0 after SOS publishes a pixelmap that misreports its own allocation size

Medium

2026‑10‑02

GHSA‑4qjc‑2g93‑36m2

CVE‑2026‑91057

Out-of-bounds read when a multi-line text view string ends with a carriage return

Medium

2026‑10‑02

GHSA‑372w‑c338‑xj8p

CVE‑2026‑102729

GUIX binary resource loader: a theme id past the resource’s theme count causes a heap out-of-bounds write

Medium