Vulnerability · Published Oct 1, 2026 · Assigned by redhat
CVE-2026-103641Gegl: gegl04: gegl: out-of-bounds read in the radiance hdr uncompressed scanline decoder
Medium 5.5
In plain English
A medium-severity out-of-bounds read in Red Hat Enterprise Linux 10 from Red Hat. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 4% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.1%top 96.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A flaw was found in GEGL. The Radiance HDR loader reads past the end of a memory-mapped image when an uncompressed scanline is shorter than the width declared in the file header. Opening a crafted HDR file crashes the application that uses the loader.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | gegl | no fix listed | DEBIAN-CVE-2026-103641 |
| Debian:13 | gegl | no fix listed | DEBIAN-CVE-2026-103641 |
| Debian:14 | gegl | no fix listed | DEBIAN-CVE-2026-103641 |
| Ubuntu:22.04:LTS | gegl | no fix listed | UBUNTU-CVE-2026-103641 |
| Ubuntu:24.04:LTS | gegl | no fix listed | UBUNTU-CVE-2026-103641 |
| Ubuntu:26.04:LTS | gegl | no fix listed | UBUNTU-CVE-2026-103641 |
| Ubuntu:26.10 | gegl | no fix listed | UBUNTU-CVE-2026-103641 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Red Hat | Red Hat Enterprise Linux 10 | see references |
| Red Hat | Red Hat Enterprise Linux 6 | see references |
| Red Hat | Red Hat Enterprise Linux 7 | see references |
| Red Hat | Red Hat Enterprise Linux 8 | see references |
| Red Hat | Red Hat Enterprise Linux 8 | see references |
| Red Hat | Red Hat Enterprise Linux 9 | see references |
Weakness: CWE-125 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
References
- https://access.redhat.com/security/cve/CVE-2026-103641 vdb-entry, x_refsource_REDHAT
- RHBZ#2544420 issue-tracking, x_refsource_REDHAT