{"id":"OSV-2021-1692","aliases":[],"status":"published","title":"Heap-use-after-free in chunk_free_object","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=42324\n\n```\nCrash type: Heap-use-after-free READ 8\nCrash state:\nchunk_free_object\npdfi_open_memory_stream_from_filtered_stream\npdfi_build_mesh_shading\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-12-14T00:01:46.707735Z","modified":"2022-04-13T03:04:34Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"ghostscript","ranges":[{"type":"GIT","events":[{"introduced":"75fbddf52051987287e62d13c659eb73ba16982f"},{"fixed":"7fe54b1dbf221864b25ff55eccf1d624c07bb21d"}]}],"versions":["ghostpdl-9.56.0-test-base-2"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=42324","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-1692","title":"Heap-use-after-free in chunk_free_object","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=42324\n\n```\nCrash type: Heap-use-after-free READ 8\nCrash state:\nchunk_free_object\npdfi_open_memory_stream_from_filtered_stream\npdfi_build_mesh_shading\n```\n","status":"published","published":"2021-12-14T00:01:46.707735Z","modified":"2022-04-13T03:04:34.525419Z","updated_at":"2026-11-02T15:52:49.04248Z"}]}}