CVE-2026-61866

ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the JNG encoder when a blob cannot be opened. Attackers can trigger the memory leak by providing malformed JNG files that fail blob operations, causing resource exhaustion...

CVE-2026-61866: Missing Release of Memory after Effective Lifetime

ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the JNG encoder when a blob cannot be opened. Attackers can trigger the memory leak by providing malformed JNG files that fail blob operations, causing resource exhaustion...

CLSA-2026-1777976295 Fix CVE(s): CVE-2026-28690

SECURITY UPDATE: stack buffer overflow in MNG/JNG encoder — missing NULL check after ImageToBlob in WriteOneJNGImage could propagate a NULL blob pointer into later stack buffer operations GHSA-7h7q-j33q-hvpf. - debian/patches/CVE-2026-28690.patch: bail out of WriteOneJNGImage when ImageToBlob...

CLSA-2026-1777542477 Fix CVE(s): CVE-2026-28690

SECURITY UPDATE: stack buffer overflow in MNG/JNG encoder — missing NULL check after ImageToBlob in WriteOneJNGImage could propagate a NULL blob pointer into later stack buffer operations GHSA-7h7q-j33q-hvpf. - debian/patches/CVE-2026-28690.patch: bail out of WriteOneJNGImage when ImageToBlob...