CVE-2026-106066 Red Hat CVE debrief

Who should care

Defenders responsible for GIMP installations, especially in environments where large image exports are common, should assess exposure and prioritize verification and updates to prevent potential crashes or code execution due to the heap-based buffer overflow vulnerability. This includes IT administrators, security teams, and developers who work with GIMP or manage systems that use GIMP.

Why it matters

Defenders should prioritize verifying and updating GIMP installations, especially in environments where large image exports are common, to prevent potential crashes or code execution due to the heap-based buffer overflow vulnerability.

• Verify and update GIMP installations to prevent potential crashes or code execution
• Assess exposure in environments where large image exports are common
• Implement compensating controls, such as monitoring and exception tracking

Technical summary

The vulnerability occurs in GIMP's raw data export plug-in, where g_malloc() sizing based on overflowing width * height * bytes-per-pixel can allocate far less memory than GEGL reads or writes during export, following integer overflow. This can lead to potential crashes or code execution if exploited. Defenders should prioritize verifying and updating GIMP installations, especially in environments where large image exports are common, to mitigate the risk of exploitation. Additionally, implementing compensating controls such as monitoring and exception tracking can help detect and prevent potential attacks.

Defensive priority

Defenders should prioritize verifying and updating GIMP installations, especially in environments where large image exports are common.

Recommended defensive actions

• Verify GIMP installations and update to the latest version
• Assess exposure in environments where large image exports are common
• Implement compensating controls, such as monitoring and exception tracking
• Review and update incident response plans to address potential exploitation
• Conduct vulnerability scanning to identify exposed assets
• Prioritize patching for GIMP installations in high-risk environments
• technicalSummary

Evidence notes

The CVE record and source item provide details on the heap-based buffer overflow vulnerability in GIMP's raw data export plug-in. The vulnerability occurs due to integer overflow in g_malloc() sizing, leading to potential memory allocation issues during large image exports. Defenders should verify GIMP installations and assess exposure, especially in environments with large image exports.

Sources and 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.