{"id":"OSV-2023-877","aliases":[],"status":"published","title":"Heap-buffer-overflow in btf_ensure_modifiable","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62465\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\nbtf_ensure_modifiable\nbtf__add_var\nbpf_object__collect_externs\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2023-09-18T14:02:44.98926Z","modified":"2026-04-10T14:13:25Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"libbpf","ranges":[{"type":"GIT","events":[{"introduced":"d374094d8c49b6b7d288f307e11217ec5a502391"},{"fixed":"dd92bef7f6c7a00bb0312554119b6d9cf38e4f32"}]}],"versions":["v0.6.0","v0.6.1","v0.7.0","v0.8.0","v0.8.1","v0.8.3","v1.0.0","v1.0.1","v1.0.2","v1.0.3","v1.1.0","v1.1.1","v1.1.2","v1.2.0","v1.2.1","v1.2.2","v1.2.3","v1.3.0","v1.3.1","v1.3.2","v1.3.3","v1.3.4","v1.4.0","v1.4.1","v1.4.2","v1.4.3","v1.4.4","v1.4.5","v1.4.6","v1.4.7","v1.5.0","v1.5.1","v1.6.0","v1.6.1","v1.6.2","v1.6.3","v1.7.0"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62465","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2023-877","title":"Heap-buffer-overflow in btf_ensure_modifiable","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62465\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\nbtf_ensure_modifiable\nbtf__add_var\nbpf_object__collect_externs\n```\n","status":"published","published":"2023-09-18T14:02:44.98926Z","modified":"2026-04-10T14:13:25.726227Z","updated_at":"2026-11-02T15:52:49.747775Z"}]}}