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No exploitation reportedAwaiting NVD analysis

CVE-2026-103641

Gegl: gegl04: gegl: out-of-bounds read in the radiance hdr uncompressed scanline decoder

No exploitation reported by the sources we read.

  • Published2026-10-01
  • WeaknessCWE-125

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2026-10-0103:43CVE publishedCNA

Versions per branch

Products declared by the CNA6 products

As redhat, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-11-05

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • geglUbuntu:Pro:20.04:LTSall versions · no fixed version listed
  • geglUbuntu:Pro:18.04:LTSall versions · no fixed version listed
  • geglUbuntu:Pro:16.04:LTSall versions · no fixed version listed
  • geglUbuntu:26.10all versions · no fixed version listed
  • geglUbuntu:26.04:LTSall versions · no fixed version listed
  • geglUbuntu:24.04:LTSall versions · no fixed version listed
  • geglUbuntu:22.04:LTSall versions · no fixed version listed
  • geglDebian:14all versions · no fixed version listed

2 more package ranges on OSV.dev

Vendor advisories

  • CVE-2026-103641 Red Hat Product Security19 known affected

    gegl: gegl04: gegl: out-of-bounds read in the Radiance HDR uncompressed scanline decoder

    gegl04-devel as a component of Red Hat Enterprise Linux 10 · gegl04-tools as a component of Red Hat Enterprise Linux 10 · gegl04.src as a component of Red Hat Enterprise Linux 10 · +16 more

Full record on NVD

Fix

  1. Workaround from the vendor Red Hat Product Security CVE-2026-103641 · 19 productsDo not open untrusted Radiance HDR files (.hdr, .pic) in applications that load them through GEGL.
  2. No fix available, says the vendor Red Hat Product Security CVE-2026-103641 · 16 productsFix deferred
  3. No fix planned, says the vendor Red Hat Product Security CVE-2026-103641 · 3 productsOut of support scope

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Published
2026-10-01
Last Modified
2026-11-05
NVD status
Awaiting Analysis
GitHub Advisory
GHSA-xgjx-3hgh-j2p3

Frequently asked questions

What is CVE-2026-103641?

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.

Is CVE-2026-103641 actively exploited?

Active exploitation of CVE-2026-103641 has not been confirmed. Its EPSS score was 0.1% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-103641?

CVE-2026-103641 has a CVSS v3 base score of 5.5 (MEDIUM severity), with vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

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Sources for this record