{"id":"OSV-2022-457","aliases":[],"status":"published","title":"Heap-buffer-overflow in CFF::Charset::collect_glyph_to_sid_map","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47790\n\n```\nCrash type: Heap-buffer-overflow READ 2\nCrash state:\nCFF::Charset::collect_glyph_to_sid_map\ncff_subset_plan::plan_subset_charset\ncff_subset_plan::create\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2022-06-04T00:01:52.823074Z","modified":"2022-06-04T00:01:52Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"harfbuzz","ranges":[{"type":"GIT","events":[{"introduced":"a4d98b63ea59f17ef5e4795f6048f9cd6baa4340"},{"fixed":"b59e25f25ef20dddc7e4dff0432c63d1afe287ae"}]}],"versions":["4.3.0"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47790","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2022-457","title":"Heap-buffer-overflow in CFF::Charset::collect_glyph_to_sid_map","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47790\n\n```\nCrash type: Heap-buffer-overflow READ 2\nCrash state:\nCFF::Charset::collect_glyph_to_sid_map\ncff_subset_plan::plan_subset_charset\ncff_subset_plan::create\n```\n","status":"published","published":"2022-06-04T00:01:52.823074Z","modified":"2022-06-04T00:01:52.823308Z","updated_at":"2026-11-02T15:52:49.511349Z"}]}}