PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-112259 Red Hat CVE debrief

A flaw was found in GIMP. Importing a crafted SBZ palette without a color-model attribute can cause a NULL pointer dereference during string comparison, resulting in denial of service of the GIMP application. This vulnerability affects GIMP users, particularly in environments where GIMP is used for image processing. The vulnerability can lead to a denial of service due to the NULL pointer dereference. Users should assess their exposure and prioritize patching to prevent potential exploitation.

Vendor
Red Hat
Product
Red Hat Enterprise Linux 10
CVSS
MEDIUM 5.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-19
Original CVE updated
2026-10-22
Advisory published
2026-10-19
Advisory updated
2026-10-22

Who should care

GIMP users, especially in environments where GIMP is used for image processing, should assess exposure and prioritize patching to prevent potential denial of service. GIMP users with high-risk exposure should verify their GIMP version and patch level, and monitor GIMP logs for potential exploitation attempts. Security teams should review compensating controls for exposed systems while remediation is scheduled and G

Why it matters

CVE-2026-112259 is a NULL pointer dereference vulnerability in GIMP's SBZ palette import feature. GIMP users, especially in image processing environments, should assess exposure and prioritize patching to prevent potential denial of service.

  • Denial of service (DoS) due to NULL pointer dereference
  • Potential for exploitation requires verification
  • Remediation priority for GIMP users
  • Verification of GIMP version and patch level required

Technical summary

The vulnerability occurs when importing a crafted SBZ palette without a color-model attribute, causing a NULL pointer dereference during string comparison. This results in a denial of service of the GIMP application. The vulnerability affects GIMP users, particularly in environments where GIMP is used for image processing. The technical impact is a NULL pointer dereference, which can lead to a denial of service.

Defensive priority

Assess exposure and prioritize patching for GIMP users, especially in environments where GIMP is used for image processing.

Recommended defensive actions

  • Assess GIMP usage and prioritize patching
  • Inventory GIMP installations and verify version
  • Monitor GIMP logs for potential exploitation attempts

Evidence notes

The CVE record and source item provide details on the NULL pointer dereference vulnerability in GIMP's SBZ palette import feature. The vulnerability occurs when importing a crafted SBZ palette without a color-model attribute, causing a NULL pointer dereference during string comparison. The source item and CVE record provide evidence of the vulnerability, but additional verification is required to confirm affected scope and severity.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-112259 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-112259

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-112259 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-112259

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.