{"id":"OSV-2021-991","aliases":[],"status":"published","title":"Dynamic-stack-buffer-overflow in fmt::v8::detail::dragonbox::umul192_upper64","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36110\n\n```\nCrash type: Dynamic-stack-buffer-overflow WRITE 8\nCrash state:\nfmt::v8::detail::dragonbox::umul192_upper64\nfmt::v8::detail::dragonbox::cache_accessor\u003cdouble\u003e::compute_mul\nfmt::v8::detail::dragonbox::decimal_fp\u003cdouble\u003e fmt::v8::detail::dragonbox::to_de\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-07-14T00:00:34.913206Z","modified":"2022-04-13T03:04:33Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"fmt","ranges":[{"type":"GIT","events":[{"introduced":"bd3c792507e1a1003f7532088e976665dcbe4628"},{"fixed":"2038bf61831eb8faede0883965364a974d1350fe"}]}],"versions":["7.1.0","7.1.1","7.1.2","7.1.3","8.0.0","8.0.1"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36110","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-991","title":"Dynamic-stack-buffer-overflow in fmt::v8::detail::dragonbox::umul192_upper64","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36110\n\n```\nCrash type: Dynamic-stack-buffer-overflow WRITE 8\nCrash state:\nfmt::v8::detail::dragonbox::umul192_upper64\nfmt::v8::detail::dragonbox::cache_accessor\u003cdouble\u003e::compute_mul\nfmt::v8::detail::dragonbox::decimal_fp\u003cdouble\u003e fmt::v8::detail::dragonbox::to_de\n```\n","status":"published","published":"2021-07-14T00:00:34.913206Z","modified":"2022-04-13T03:04:33.958236Z","updated_at":"2026-11-02T15:52:49.275624Z"}]}}