{"id":"CVE-2019-11371","aliases":["DEBIAN-CVE-2019-11371","EUVD-2019-3049","GHSA-476x-vw5v-gv5j","UBUNTU-CVE-2019-11371"],"status":"published","title":"BWA (aka Burrow-Wheeler Aligner) 0.7.17 r1198 has a Buffer Overflow via a long prefix that is...","description":"BWA (aka Burrow-Wheeler Aligner) 0.7.17 r1198 has a Buffer Overflow via a long prefix that is mishandled in bns_fasta2bntseq and bns_dump at btnseq.c.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01589,"percentile":0.75811,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119","CWE-787"],"published":"2019-04-20T17:23:20Z","modified":"2026-10-17T12:55:37Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"bwa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.17-7","0.7.17-8~0exp","0.7.18-1","0.7.19-1"]},{"source":"osv","ecosystem":"Debian:13","package":"bwa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.18-1","0.7.19-1"]},{"source":"osv","ecosystem":"Debian:14","package":"bwa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.18-1","0.7.19-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"bwa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.12-4","0.7.12-5","0.7.12-5ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"bwa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.15-5","0.7.16-1","0.7.17-1","0.7.17-1ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"bwa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.17-3","0.7.17-4"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"bwa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.17-6"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"bwa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.17-7"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"bwa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.18-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"bwa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.19-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"bwa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.18-1","0.7.19-1"]}],"products":[{"vendor":"burrow-wheeler_aligner_project","product":"burrow-wheeler_aligner"}],"references":[{"url":"https://github.com/lh3/bwa/issues/239","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-11371"},{"url":"https://github.com/advisories/GHSA-476x-vw5v-gv5j"},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-11371","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2019-11371","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-11371","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2019-11371","description":"BWA (aka Burrow-Wheeler Aligner) 0.7.17 r1198 has a Buffer Overflow via a long prefix that is mishandled in bns_fasta2bntseq and bns_dump at btnseq.c.","status":"published","published":"2019-04-20T17:23:20Z","modified":"2024-08-04T22:48:09.105Z","updated_at":"2026-11-02T14:20:26.034547Z"}],"euvd":[{"id":"EUVD-2019-3049","description":"BWA (aka Burrow-Wheeler Aligner) 0.7.17 r1198 has a Buffer Overflow via a long prefix that is mishandled in bns_fasta2bntseq and bns_dump at btnseq.c.","status":"published","published":"2019-04-20T17:23:20Z","modified":"2024-08-04T22:48:09Z","updated_at":"2026-11-03T02:40:49.362838Z"}],"ghsa":[{"id":"GHSA-476x-vw5v-gv5j","title":"BWA (aka Burrow-Wheeler Aligner) 0.7.17 r1198 has a Buffer Overflow via a long prefix that is...","description":"BWA (aka Burrow-Wheeler Aligner) 0.7.17 r1198 has a Buffer Overflow via a long prefix that is mishandled in bns_fasta2bntseq and bns_dump at btnseq.c.","status":"published","published":"2022-05-24T16:44:02Z","modified":"2023-01-28T05:05:26Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:44:20.513282Z"}],"nvd":[{"id":"CVE-2019-11371","description":"BWA (aka Burrow-Wheeler Aligner) 0.7.17 r1198 has a Buffer Overflow via a long prefix that is mishandled in bns_fasta2bntseq and bns_dump at btnseq.c.","status":"published","published":"2019-04-20T18:29:00.2Z","modified":"2026-06-17T02:12:48.03Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:05:11.426883Z"}],"osv":[{"id":"CVE-2019-11371","description":"BWA (aka Burrow-Wheeler Aligner) 0.7.17 r1198 has a Buffer Overflow via a long prefix that is mishandled in bns_fasta2bntseq and bns_dump at btnseq.c.","status":"published","published":"2019-04-20T18:29:00.2Z","modified":"2026-03-14T04:42:41.088694Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:10.383287Z"},{"id":"DEBIAN-CVE-2019-11371","description":"BWA (aka Burrow-Wheeler Aligner) 0.7.17 r1198 has a Buffer Overflow via a long prefix that 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