{"id":"CVE-2026-3308","summary":"CVE-2026-3308","details":"An integer overflow vulnerability in 'pdf-image.c' in Artifex's MuPDF version 1.27.0 allows an attacker to maliciously craft a PDF that can trigger an integer overflow within the 'pdf_load_image_imp' function. This allows a heap out-of-bounds write that could be exploited for arbitrary code execution.","modified":"2026-07-15T19:59:35.700599Z","published":"2026-03-31T13:13:12.088Z","database_specific":{"cna_assigner":"certcc","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/3xxx/CVE-2026-3308.json"},"references":[{"type":"WEB","url":"https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=a26f0142e7d390d4a82c6e5ae0e312e07cc4ec85"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2026/04/msg00020.html"},{"type":"WEB","url":"https://www.kb.cert.org/vuls/id/951662"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/3xxx/CVE-2026-3308.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-3308"},{"type":"FIX","url":"https://github.com/ArtifexSoftware/mupdf/commit/a26f0142e7d390d4a82c6e5ae0e312e07cc4ec85"},{"type":"PACKAGE","url":"https://github.com/ArtifexSoftware/mupdf"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/artifexsoftware/mupdf","events":[{"introduced":"0"},{"fixed":"a26f0142e7d390d4a82c6e5ae0e312e07cc4ec85"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"1.27.0"}],"source":["AFFECTED_FIELD","REFERENCES"]}}],"versions":["1.27.0","1.27.0-rc1","1.26.0-rc2","1.26.0-rc1","1.25.0-rc1","1.24.0","1.24.0-rc1","1.23.0","1.23.0-rc1","1.22.0-rc1","1.21.0-rc1","1.20.0-rc1","1.19.0-rc1-so-3.12.7","1.19.0-rc1","1.18.1-so-3.12.6","1.18.1-so-3.12.4","1.18.1-so-3.12.2b1-android","1.18.1-so-3.12.2b1-ios","1.18.1-so-3.12.1-android","1.18.1-so-3.12.1-ios","1.18.0","1.18.0-rc1","1.17.0-rc1","1.16.1","1.16.1-epub-prerelease","1.16.0-rc2","1.16.0","1.16.0-rc1","1.15.0-rc1","1.15.0","1.14.0","1.14.0-rc1","1.13.0-rc1","1.13.0","1.12.0","1.11.1","1.11","1.11-rc1","1.10","1.10-rc2","1.10-rc1","1.9a","1.9","1.9-rc2","1.9-rc1","1.8","1.7a","1.7","1.7-rc1","1.6-appstore","1.6-ios-rc2","1.6-ios-rc1","android-release-60","1.6","1.5-ios-rc8","1.5-ios-appstore","1.5-ios-rc7","1.5-ios-rc6","1.5-ios","1.5","1.4-ios","1.4","1.3rc1","1.2","1.1-forms-tech-preview","1.0","1.0rc1","0.9","0.8","0.7","0.6","0.5","0.4","0.3","0.2","0.1"],"database_specific":{"vanir_signatures":[{"signature_type":"Line","signature_version":"v1","source":"https://github.com/artifexsoftware/mupdf/commit/a26f0142e7d390d4a82c6e5ae0e312e07cc4ec85","target":{"file":"source/fitz/draw-unpack.c"},"deprecated":false,"digest":{"line_hashes":["22111179223753079411600518042796283397","311066710223287945345130248418119681702","241536079669341365746452352113146360492","131538940416022088833212740077724934631"],"threshold":0.9},"id":"CVE-2026-3308-58aa3ec0"},{"deprecated":false,"digest":{"function_hash":"207174379969904772712950742370362008271","length":1644},"id":"CVE-2026-3308-b4d026f2","signature_type":"Function","signature_version":"v1","source":"https://github.com/artifexsoftware/mupdf/commit/a26f0142e7d390d4a82c6e5ae0e312e07cc4ec85","target":{"file":"source/fitz/draw-unpack.c","function":"fz_unpack_stream"}}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-3308.json","vanir_signatures_modified":"2026-07-15T19:59:35Z"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}