{"id":"CVE-2026-111130","revision":"583d938e438a4ffdb638e9a083eb2fe6","records":[{"revision":"583d938e438a4ffdb638e9a083eb2fe6","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-111130","aliases":[],"title":"OpenSlide through 4.0.1 Heap Out-of-Bounds Read via MIRAX get_tile_position","description":"OpenSlide through 4.0.1 contains a heap out-of-bounds read vulnerability in the MIRAX reader that allows attackers to read past the slide_positions array via crafted Slidedat.ini values. Attackers can supply a MIRAX slide whose CameraImageDivisionsPerSide does not evenly divide the image counts, crashing applications that open it and corrupting tile geometry.","state":0,"publishedAt":"2026-10-15T18:57:25.805+00:00","modifiedAt":"2026-10-21T01:16:55.79+00:00","affected":[{"ecosystem":"https://github.com","name":"openslide","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"OpenSlide\",\n                    \"product\": \"openslide\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"4.0.1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:github/openslide/openslide\",\n                    \"collectionURL\": \"https://github.com\",\n                    \"repo\": \"https://github.com/openslide/openslide\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","score":6.9,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","score":6.1,"severity":"MEDIUM"}],"references":["https://hackmd.io/@haind-pwn/openslide-mirax-slide-position-index-oob-read","https://github.com/openslide/openslide/blob/fe79a9713bef2bfd64bbfefd15704060764b1274/src/openslide-vendor-mirax.c#L611-L635","https://github.com/openslide/openslide/blob/fe79a9713bef2bfd64bbfefd15704060764b1274/src/openslide-vendor-mirax.c#L1033-L1034","https://github.com/openslide/openslide","https://www.vulncheck.com/advisories/openslide-through-4.0.1-heap-out-of-bounds-read-via-mirax-get-tile-position"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111130","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-111130","identifiers":["CVE-2026-111130"]},"retained":false,"historicalAffected":[]}],"coverage":[]}