{"id":"CVE-2020-8991","aliases":["BELL-CVE-2020-8991","DEBIAN-CVE-2020-8991","EUVD-2020-29821","GHSA-qhfv-hfvw-jqhq"],"status":"disputed","title":"vg_lookup in daemons/lvmetad/lvmetad-core.c in LVM2 2.02 mismanages memory, leading to an lvmetad...","description":"vg_lookup in daemons/lvmetad/lvmetad-core.c in LVM2 2.02 mismanages memory, leading to an lvmetad memory leak, as demonstrated by running pvs. NOTE: RedHat disputes CVE-2020-8991 as not being a vulnerability since there’s no apparent route to either privilege escalation or to denial of service through the bug","severity":{"version":"3.1","score":2.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00328,"percentile":0.26107,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-401","CWE-772"],"published":"2020-02-14T04:27:16Z","modified":"2026-10-26T12:02:45Z","fixes":[{"ecosystem":"Debian:12","package":"lvm2","fixed_in":["2.03.01-2"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"lvm2","fixed_in":["2.03.01-2"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"lvm2","fixed_in":["2.03.01-2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"lvm2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.03.01-2"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"lvm2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.03.01-2"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"lvm2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.03.01-2"}]}]}],"products":[{"vendor":"redhat","product":"lvm2"}],"references":[{"url":"https://sourceware.org/git/?p=lvm2.git%3Ba=commit%3Bh=bcf9556b8fcd16ad8997f80cc92785f295c66701","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-8991"},{"url":"https://sourceware.org/git/?p=lvm2.git;a=commit;h=bcf9556b8fcd16ad8997f80cc92785f295c66701"},{"url":"https://github.com/advisories/GHSA-qhfv-hfvw-jqhq"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2020-8991","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-8991","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2020-8991","description":"vg_lookup in daemons/lvmetad/lvmetad-core.c in LVM2 2.02 mismanages memory, leading to an lvmetad memory leak, as demonstrated by running pvs. NOTE: RedHat disputes CVE-2020-8991 as not being a vulnerability since there’s no apparent route to either privilege escalation or to denial of service through the bug","status":"disputed","published":"2020-02-14T04:27:16Z","modified":"2024-08-04T10:19:20.034Z","updated_at":"2026-11-02T14:35:50.545879Z"}],"euvd":[{"id":"EUVD-2020-29821","description":"vg_lookup in daemons/lvmetad/lvmetad-core.c in LVM2 2.02 mismanages memory, leading to an lvmetad memory leak, as demonstrated by running pvs. NOTE: RedHat disputes CVE-2020-8991 as not being a vulnerability since there’s no apparent route to either privilege escalation or to denial of service through the bug","status":"published","published":"2020-02-14T04:27:16Z","modified":"2024-08-04T10:19:20Z","updated_at":"2026-11-03T03:07:55.179323Z"}],"ghsa":[{"id":"GHSA-qhfv-hfvw-jqhq","title":"vg_lookup in daemons/lvmetad/lvmetad-core.c in LVM2 2.02 mismanages memory, leading to an lvmetad...","description":"vg_lookup in daemons/lvmetad/lvmetad-core.c in LVM2 2.02 mismanages memory, leading to an lvmetad memory leak, as demonstrated by running pvs.","status":"published","published":"2022-05-24T17:09:06Z","modified":"2024-03-21T03:33:54Z","cvss":[{"version":"3.1","score":2.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-401","CWE-772"],"updated_at":"2026-11-02T14:55:42.026509Z"}],"nvd":[{"id":"CVE-2020-8991","description":"vg_lookup in daemons/lvmetad/lvmetad-core.c in LVM2 2.02 mismanages memory, leading to an lvmetad memory leak, as demonstrated by running pvs. NOTE: RedHat disputes CVE-2020-8991 as not being a vulnerability since there’s no apparent route to either privilege escalation or to denial of service through the bug","status":"disputed","published":"2020-02-14T05:15:13.573Z","modified":"2026-06-17T03:27:18.58Z","cvss":[{"version":"3.1","score":2.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T14:05:54.796125Z"}],"osv":[{"id":"BELL-CVE-2020-8991","title":"CVE-2020-8991 does not affect BellSoft software","status":"withdrawn","published":"2020-02-14T05:15:00Z","modified":"2026-01-26T09:50:07.572276Z","cvss":[{"version":"3.1","score":2.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T15:28:15.925958Z"},{"id":"CVE-2020-8991","description":"vg_lookup in daemons/lvmetad/lvmetad-core.c in LVM2 2.02 mismanages memory, leading to an lvmetad memory leak, as demonstrated by running pvs. NOTE: RedHat disputes CVE-2020-8991 as not being a vulnerability since there’s no apparent route to either privilege escalation or to denial of service through the bug","status":"published","published":"2020-02-14T05:15:13.573Z","modified":"2026-03-14T10:36:09.099219Z","cvss":[{"version":"3.1","score":2.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T15:44:17.663289Z"},{"id":"DEBIAN-CVE-2020-8991","description":"vg_lookup in daemons/lvmetad/lvmetad-core.c in LVM2 2.02 mismanages memory, leading to an lvmetad memory leak, as demonstrated by running pvs. NOTE: RedHat disputes CVE-2020-8991 as not being a vulnerability since there’s no apparent route to either privilege escalation or to denial of service through the bug","status":"published","published":"2020-02-14T05:15:13.573Z","modified":"2026-10-26T12:02:45.707735991Z","cvss":[{"version":"3.1","score":2.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T15:45:34.311861Z"}]}}