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{"acknowledgement": "Red Hat would like to thank Mehtab Zafar for reporting this issue.", "bugzilla": {"description": "gimp: GIMP: Application crashes or information disclosure via crafted ICNS image files", "id": "2458746", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2458746"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-125", "details": ["A flaw was found in GIMP. This vulnerability, a heap buffer over-read in the `icns_slurp()` function, occurs when processing specially crafted ICNS image files. An attacker could provide a malicious ICNS file, potentially leading to application crashes or information disclosure on systems that process such files."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability."}, "name": "CVE-2026-40917", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Fix deferred", "package_name": "gimp", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "gimp", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "gimp:2.8/gimp", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "gimp", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-04-15T18:41:42Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-40917\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-40917"], "statement": "This Moderate impact flaw in GIMP is due to a heap buffer over-read when processing specially crafted ICNS image files. Exploitation requires a user to open a malicious ICNS file, which could lead to application crashes or information disclosure.", "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 75.0, "confidence_source": "inferred", "scores": [{"score": 75.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "gimp", "vendor": "gimp"}, {"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Red Hat Enterprise Linux 6", "source": "cna", "vendor": "Red Hat"}, "product": "enterprise_linux", "vendor": "redhat"}], "analysis": {"en": {"generated_at": "2026-04-16T09:09:44.625262+00:00", "value": {"mitigation_remediation": ["No approved workaround is available; await a vendor patch when released.", "Avoid opening untrusted or unknown ICNS files in GIMP until a vendor fix is available.", "Run GIMP within a confined environment such as AppArmor, SELinux, or a container to limit the impact of a buffer over\u2011read."], "summary": {"action": "Assess Impact", "impact": "Information Disclosure"}, "threat_synthesis": {"affected_systems": "The defect exists in GIMP packages shipped with Red\u00a0Hat Enterprise\u00a0Linux\u00a06, 7, 8, and 9. No specific GIMP version numbers are provided in the record, implying that any installation of GIMP on those distributions is potentially vulnerable unless a patched build is deployed. Users running older or unsupported operating systems that still employ GIMP may also be at risk, but this has not been explicitly documented.", "description_and_impact": "A heap buffer over\u2011read has been discovered in GIMP\u2019s icns_slurp() function when it parses specially crafted ICNS files. This flaw, classified as CWE\u2011125, can cause the application to read beyond the bounds of its input buffer, potentially leading to a crash or the leakage of memory contents. The disclosed memory data may contain sensitive information that was present on the system at the time of processing the file. The vulnerability therefore primarily enables information disclosure, and secondarily application instability.", "risk_and_exploitability": "The CVSS score of 5 indicates a medium severity issue. The likely attack vector is local or remote file input: an attacker must supply a malicious ICNS file that GIMP subsequently opens. As the EPSS score is not available and the vulnerability is not listed in CISA\u2019s KEV catalog, there is no evidence of widespread exploitation at present. However, the potential for sensitive data leakage warrants monitoring especially in environments where untrusted image files are processed."}}}}, "created": "2026-04-16T09:12:18.894371+00:00", "updated": "2026-04-16T09:15:30.986194+00:00", "vendors": ["gimp", "gimp$PRODUCT$gimp", "redhat", "redhat$PRODUCT$enterprise_linux"]}