{"id":"OSV-2026-1408","aliases":[],"status":"published","title":"UNKNOWN READ in hobbes::castexp::apply","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=573787443\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nhobbes::castexp::apply\nhobbes::compileExpF::with\nllvm::Value* hobbes::switchOfF\u003cllvm::Value*, hobbes::switchExpr\u003cllvm::Value*\u003e co\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-10-17T00:03:42.537606Z","modified":"2026-10-19T15:18:25Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"hobbes","ranges":[{"type":"GIT","events":[{"introduced":"b04da9e612f6d0bdd9d691c0396ae481dbfc6da9"},{"fixed":"bff061afc31cfc460f38dd9c5c4b754b72b88de5"},{"fixed":"9075bea5a20e069eece29c82d7df1e80ac1429f6"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=573787443","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2026-1408","title":"UNKNOWN READ in hobbes::castexp::apply","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=573787443\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nhobbes::castexp::apply\nhobbes::compileExpF::with\nllvm::Value* hobbes::switchOfF\u003cllvm::Value*, hobbes::switchExpr\u003cllvm::Value*\u003e co\n```\n","status":"published","published":"2026-10-17T00:03:42.537606Z","modified":"2026-10-19T15:18:25.885644Z","updated_at":"2026-11-02T15:52:50.263679Z"}]}}