{"id":"UBUNTU-CVE-2026-61861","details":"ImageMagick before 7.1.2-26 contains a use-after-free vulnerability in the FormatMagickCaption method when memory allocation fails. Attackers can trigger memory allocation failures to cause a dangling pointer to reference freed memory, potentially enabling denial of service or code execution.","modified":"2026-09-14T22:02:13.710082523Z","published":"2026-07-11T14:16:00Z","upstream":["CVE-2026-61861"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-61861"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-61861"},{"type":"REPORT","url":"https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qvxh-prvr-85w2"},{"type":"REPORT","url":"https://www.vulncheck.com/advisories/imagemagick-before-26-use-after-free-in-formatmagickcaption"}],"affected":[{"package":{"name":"imagemagick","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/imagemagick?arch=source&distro=esm-apps%2Fnoble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8:6.9.11.60+dfsg-1.6ubuntu1","8:6.9.12.98+dfsg1-5","8:6.9.12.98+dfsg1-5.2build1","8:6.9.12.98+dfsg1-5.2build2","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm1","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm2","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm3","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm4","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm5","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm6","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm7","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm8","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm9","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm10","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm11","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm12","8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"],"ecosystem_specific":{"binaries":[{"binary_name":"imagemagick","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_name":"imagemagick-6-common","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_name":"imagemagick-6.q16","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_name":"imagemagick-6.q16hdri","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_name":"libimage-magick-perl","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_name":"libimage-magick-q16-perl","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_name":"libimage-magick-q16hdri-perl","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_name":"libmagick++-6-headers","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13","binary_name":"libmagick++-6.q16-9t64"},{"binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13","binary_name":"libmagick++-6.q16hdri-9t64"},{"binary_name":"libmagickcore-6-arch-config","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13","binary_name":"libmagickcore-6-headers"},{"binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13","binary_name":"libmagickcore-6.q16-7-extra"},{"binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13","binary_name":"libmagickcore-6.q16-7t64"},{"binary_name":"libmagickcore-6.q16hdri-7-extra","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_name":"libmagickcore-6.q16hdri-7t64","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_name":"libmagickwand-6-headers","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13","binary_name":"libmagickwand-6.q16-7t64"},{"binary_name":"libmagickwand-6.q16hdri-7t64","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"},{"binary_name":"perlmagick","binary_version":"8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61861.json"}},{"package":{"name":"imagemagick","ecosystem":"Ubuntu:Pro:26.04:LTS","purl":"pkg:deb/ubuntu/imagemagick?arch=source&distro=esm-apps%2Fresolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8:7.1.2.3+dfsg1-1","8:7.1.2.8+dfsg1-1","8:7.1.2.12+dfsg1-1","8:7.1.2.13+dfsg1-1","8:7.1.2.15+dfsg1-1","8:7.1.2.16+dfsg1-1","8:7.1.2.18+dfsg1-1","8:7.1.2.18+dfsg1-1ubuntu0.1~esm1","8:7.1.2.18+dfsg1-1ubuntu0.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"8:7.1.2.18+dfsg1-1ubuntu0.1~esm2","binary_name":"imagemagick"},{"binary_name":"imagemagick-7-common","binary_version":"8:7.1.2.18+dfsg1-1ubuntu0.1~esm2"},{"binary_name":"imagemagick-7.q16","binary_version":"8:7.1.2.18+dfsg1-1ubuntu0.1~esm2"},{"binary_name":"imagemagick-7.q16hdri","binary_version":"8:7.1.2.18+dfsg1-1ubuntu0.1~esm2"},{"binary_name":"libimage-magick-perl","binary_version":"8:7.1.2.18+dfsg1-1ubuntu0.1~esm2"},{"binary_name":"libimage-magick-q16-perl","binary_version":"8:7.1.2.18+dfsg1-1ubuntu0.1~esm2"},{"binary_name":"libimage-magick-q16hdri-perl","binary_version":"8:7.1.2.18+dfsg1-1ubuntu0.1~esm2"},{"binary_name":"libmagick++-7-headers","binary_version":"8:7.1.2.18+dfsg1-1ubuntu0.1~esm2"},{"binary_name":"libmagick++-7.q16-5","binary_version":"8:7.1.2.18+dfsg1-1ubuntu0.1~esm2"},{"binary_version":"8:7.1.2.18+dfsg1-1ubuntu0.1~esm2","binary_name":"libmagick++-7.q16hdri-5"},{"binary_name":"libmagickcore-7-arch-config","binary_version":"8:7.1.2.18+dfsg1-1ubuntu0.1~esm2"},{"binary_version":"8:7.1.2.18+dfsg1-1ubuntu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