{"id":"CVE-2015-20001","aliases":["DEBIAN-CVE-2015-20001","EUVD-2015-2105","GHSA-gf7g-j42c-9rjr","UBUNTU-CVE-2015-20001"],"status":"published","title":"In the standard library in Rust before 1.2.0, BinaryHeap is not panic-safe. The binary heap is...","description":"In the standard library in Rust before 1.2.0, BinaryHeap is not panic-safe. The binary heap is left in an inconsistent state when the comparison of generic elements inside sift_up or sift_down_range panics. This bug leads to a drop of zeroed memory as an arbitrary type, which can result in a memory safety violation.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01324,"percentile":0.71086,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2021-04-11T19:06:53Z","modified":"2026-09-09T07:00:36Z","fixes":[{"ecosystem":"Debian:12","package":"rustc","fixed_in":["1.2.0+dfsg1-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"rustc","fixed_in":["1.2.0+dfsg1-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"rustc","fixed_in":["1.2.0+dfsg1-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"rustc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.0+dfsg1-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"rustc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.0+dfsg1-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"rustc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.0+dfsg1-1"}]}]}],"products":[{"vendor":"rust-lang","product":"rust"}],"references":[{"url":"https://github.com/rust-lang/rust/issues/25842","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Patch","Third Party Advisory","advisory","evidence","fix","report"]},{"url":"https://github.com/rust-lang/rust/pull/25856","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Patch","Third Party Advisory","advisory","fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-20001"},{"url":"https://github.com/advisories/GHSA-gf7g-j42c-9rjr"},{"url":"https://security-tracker.debian.org/tracker/CVE-2015-20001","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2015-20001","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-20001","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2015-20001","description":"In the standard library in Rust before 1.2.0, BinaryHeap is not panic-safe. The binary heap is left in an inconsistent state when the comparison of generic elements inside sift_up or sift_down_range panics. This bug leads to a drop of zeroed memory as an arbitrary type, which can result in a memory safety violation.","status":"published","published":"2021-04-11T19:06:53Z","modified":"2024-08-06T08:58:26.443Z","updated_at":"2026-11-02T14:35:39.447402Z"}],"euvd":[{"id":"EUVD-2015-2105","description":"In the standard library in Rust before 1.2.0, BinaryHeap is not panic-safe. The binary heap is left in an inconsistent state when the comparison of generic elements inside sift_up or sift_down_range panics. This bug leads to a drop of zeroed memory as an arbitrary type, which can result in a memory safety violation.","status":"published","published":"2021-04-11T19:06:53Z","modified":"2024-08-06T08:58:26Z","updated_at":"2026-11-03T01:57:22.992Z"}],"ghsa":[{"id":"GHSA-gf7g-j42c-9rjr","title":"In the standard library in Rust before 1.2.0, BinaryHeap is not panic-safe. The binary heap is...","description":"In the standard library in Rust before 1.2.0, BinaryHeap is not panic-safe. The binary heap is left in an inconsistent state when the comparison of generic elements inside sift_up or sift_down_range panics. This bug leads to a drop of zeroed memory as an arbitrary type, which can result in a memory safety violation.","status":"published","published":"2022-05-24T17:47:04Z","modified":"2023-01-29T05:06:20Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:46:00.036476Z"}],"nvd":[{"id":"CVE-2015-20001","description":"In the standard library in Rust before 1.2.0, BinaryHeap is not panic-safe. The binary heap is left in an inconsistent state when the comparison of generic elements inside sift_up or sift_down_range panics. This bug leads to a drop of zeroed memory as an arbitrary type, which can result in a memory safety violation.","status":"published","published":"2021-04-11T20:15:12.237Z","modified":"2026-06-17T00:23:23.393Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:03:20.037729Z"}],"osv":[{"id":"CVE-2015-20001","description":"In the standard library in Rust before 1.2.0, BinaryHeap is not panic-safe. The binary heap is left in an inconsistent state when the comparison of generic elements inside sift_up or sift_down_range panics. This bug leads to a drop of zeroed memory as an arbitrary type, which can result in a memory safety violation.","status":"published","published":"2021-04-11T20:15:12Z","modified":"2026-04-10T03:45:10.76515Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:00.594921Z"},{"id":"DEBIAN-CVE-2015-20001","description":"In the standard library in Rust before 1.2.0, BinaryHeap is not panic-safe. The binary heap is left in an inconsistent state when the comparison of generic elements inside sift_up or sift_down_range panics. This bug leads to a drop of zeroed memory as an arbitrary type, which can result in a memory safety violation.","status":"published","published":"2021-04-11T20:15:12.237Z","modified":"2026-09-09T07:00:36.051304552Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:26.752992Z"},{"id":"UBUNTU-CVE-2015-20001","description":"In the standard library in Rust before 1.2.0, BinaryHeap is not panic-safe. The binary heap is left in an inconsistent state when the comparison of generic elements inside sift_up or sift_down_range panics. This bug leads to a drop of zeroed memory as an arbitrary type, which can result in a memory safety violation.","status":"withdrawn","published":"2021-04-11T20:15:00Z","modified":"2025-07-16T08:11:25.657383Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:10.045446Z"}]}}