{"id":"OSV-2020-853","aliases":[],"status":"published","title":"Use-of-uninitialized-value in llvm_ks::MCAssembler::computeFragmentSize","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22482\n\n```\nCrash type: Use-of-uninitialized-value\nCrash state:\nllvm_ks::MCAssembler::computeFragmentSize\nllvm_ks::MCAsmLayout::layoutFragment\nllvm_ks::MCAsmLayout::ensureValid\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2020-07-14T22:13:46.021034Z","modified":"2026-10-19T14:26:33Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"keystone","ranges":[{"type":"GIT","events":[{"introduced":"105761ffe7176a60b4ff1b1c165ad937110ae63e"}]}],"versions":["0.9.2","0.9.2-rc1","0.9.2-rc1.post1","0.9.2-rc1.post2"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22482","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-853","title":"Use-of-uninitialized-value in llvm_ks::MCAssembler::computeFragmentSize","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22482\n\n```\nCrash type: Use-of-uninitialized-value\nCrash state:\nllvm_ks::MCAssembler::computeFragmentSize\nllvm_ks::MCAsmLayout::layoutFragment\nllvm_ks::MCAsmLayout::ensureValid\n```\n","status":"published","published":"2020-07-14T22:13:46.021034Z","modified":"2026-10-19T14:26:33.598394Z","updated_at":"2026-11-02T15:52:48.780247Z"}]}}