{"id":"CVE-2019-9192","aliases":["BELL-CVE-2019-9192","DEBIAN-CVE-2019-9192","EUVD-2019-18569","GHSA-v5rq-2q5p-p82v","ROOT-OS-DEBIAN-12-CVE-2019-9192","ROOT-OS-DEBIAN-13-CVE-2019-9192"],"status":"disputed","title":"** DISPUTED ** In the GNU C Library (aka glibc or libc6) through 2.29,...","description":"In the GNU C Library (aka glibc or libc6) through 2.29, check_dst_limits_calc_pos_1 in posix/regexec.c has Uncontrolled Recursion, as demonstrated by '(|)(\\\\1\\\\1)*' in grep, a different issue than CVE-2018-20796. NOTE: the software maintainer disputes that this is a vulnerability because the behavior occurs only with a crafted pattern","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02447,"percentile":0.8447,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-674"],"published":"2019-02-26T18:00:00Z","modified":"2026-11-04T11:15:06Z","fixes":[{"ecosystem":"Root:Debian:12","package":"glibc","fixed_in":["2.36-9+deb12u14.root.io.18","2.36-9+deb12u14.root.io.19","2.36-9+deb12u14.aikido.20","2.36-9+deb12u14.aikido.21","2.36-9+deb12u14.aikido.22","2.36-9+deb12u14.aikido.23","2.36-9+deb12u14.aikido.24"],"sources":["osv"]},{"ecosystem":"Root:Debian:12","package":"rootio-glibc","fixed_in":["2.36-9+deb12u14.root.io.18","2.36-9+deb12u14.root.io.19","2.36-9+deb12u14.aikido.20","2.36-9+deb12u14.aikido.21","2.36-9+deb12u14.aikido.22","2.36-9+deb12u14.aikido.23","2.36-9+deb12u14.aikido.24"],"sources":["osv"]},{"ecosystem":"Root:Debian:13","package":"glibc","fixed_in":["2.41-12+deb13u4.aikido.13","2.41-12+deb13u4.aikido.14"],"sources":["osv"]},{"ecosystem":"Root:Debian:13","package":"rootio-glibc","fixed_in":["2.41-12+deb13u4.aikido.13","2.41-12+deb13u4.aikido.14"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"glibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.36-10~0","2.36-9","2.36-9+deb12u1","2.36-9+deb12u10","2.36-9+deb12u11","2.36-9+deb12u12","2.36-9+deb12u13","2.36-9+deb12u14","2.36-9+deb12u2","2.36-9+deb12u3","2.36-9+deb12u4","2.36-9+deb12u5","2.36-9+deb12u6","2.36-9+deb12u7","2.36-9+deb12u8","2.36-9+deb12u9","2.36-9+loong64","2.37-1","2.37-10","2.37-11","2.37-12","2.37-13","2.37-14","2.37-15","2.37-15.1","2.37-15.1+sh4","2.37-15~deb13u1","2.37-16","2.37-17","2.37-18","2.37-19","2.37-2","2.37-3","2.37-4","2.37-5","2.37-6","2.37-7","2.37-8","2.37-9","2.38-1","2.38-10","2.38-11","2.38-12","2.38-12.1","2.38-13","2.38-14","2.38-15~0","2.38-15~1","2.38-2","2.38-3","2.38-4","2.38-5","2.38-6","2.38-7","2.38-7~0+hurd.1","2.38-8","2.38-9","2.39-1","2.39-2","2.39-3","2.39-3.1","2.39-4","2.39-5","2.39-6","2.39-6+hurd.1","2.39-6+sh4","2.39-7","2.39-7+sh4","2.39-7~0","2.39-8~0","2.40-1","2.40-2","2.40-2+sh4","2.40-3","2.40-3+sh4","2.40-4","2.40-5","2.40-5~hurd.1","2.40-6","2.40-6~1","2.40-7","2.41-1","2.41-10","2.41-11","2.41-12","2.41-13~hurd.0","2.41-13~hurd.1","2.41-2","2.41-3","2.41-4","2.41-4~0","2.41-5","2.41-5~0","2.41-6","2.41-7","2.41-8","2.41-8~0","2.41-8~1","2.41-9","2.41-9~0","2.41-9~1","2.42-1","2.42-10","2.42-11","2.42-12","2.42-12~hurd.1","2.42-13","2.42-14","2.42-14~hurd.1","2.42-15","2.42-15~hurd.1","2.42-16","2.42-17","2.42-2","2.42-3","2.42-4","2.42-5","2.42-6","2.42-7","2.42-8","2.42-8~hurd.1","2.42-8~hurd.2","2.42-9","2.43-1","2.43-2","2.43-3","2.43-3+m68k","2.43-4","2.43-4+m68k","2.43-5","2.43-6","2.44-1","2.44-2"]},{"source":"osv","ecosystem":"Debian:13","package":"glibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.41-12","2.41-12+deb13u1","2.41-12+deb13u2","2.41-12+deb13u3","2.41-12+deb13u4","2.41-13~hurd.0","2.41-13~hurd.1","2.42-1","2.42-10","2.42-11","2.42-12","2.42-12~hurd.1","2.42-13","2.42-14","2.42-14~hurd.1","2.42-15","2.42-15~hurd.1","2.42-16","2.42-17","2.42-2","2.42-3","2.42-4","2.42-5","2.42-6","2.42-7","2.42-8","2.42-8~hurd.1","2.42-8~hurd.2","2.42-9","2.43-1","2.43-2","2.43-3","2.43-3+m68k","2.43-4","2.43-4+m68k","2.43-5","2.43-6","2.44-1","2.44-2"]},{"source":"osv","ecosystem":"Debian:14","package":"glibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.41-12","2.41-13~hurd.0","2.41-13~hurd.1","2.42-1","2.42-10","2.42-11","2.42-12","2.42-12~hurd.1","2.42-13","2.42-14","2.42-14~hurd.1","2.42-15","2.42-15~hurd.1","2.42-16","2.42-17","2.42-2","2.42-3","2.42-4","2.42-5","2.42-6","2.42-7","2.42-8","2.42-8~hurd.1","2.42-8~hurd.2","2.42-9","2.43-1","2.43-2","2.43-3","2.43-3+m68k","2.43-4","2.43-4+m68k","2.43-5","2.43-6","2.44-1","2.44-2"]},{"source":"osv","ecosystem":"Root:Debian:12","package":"glibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.36-9+deb12u14.root.io.18"},{"fixed":"2.36-9+deb12u14.root.io.19"},{"fixed":"2.36-9+deb12u14.aikido.20"},{"fixed":"2.36-9+deb12u14.aikido.21"},{"fixed":"2.36-9+deb12u14.aikido.22"},{"fixed":"2.36-9+deb12u14.aikido.23"},{"fixed":"2.36-9+deb12u14.aikido.24"}]}]},{"source":"osv","ecosystem":"Root:Debian:12","package":"rootio-glibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.36-9+deb12u14.root.io.18"},{"fixed":"2.36-9+deb12u14.root.io.19"},{"fixed":"2.36-9+deb12u14.aikido.20"},{"fixed":"2.36-9+deb12u14.aikido.21"},{"fixed":"2.36-9+deb12u14.aikido.22"},{"fixed":"2.36-9+deb12u14.aikido.23"},{"fixed":"2.36-9+deb12u14.aikido.24"}]}]},{"source":"osv","ecosystem":"Root:Debian:13","package":"glibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.41-12+deb13u4.aikido.13"},{"fixed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Tracking","Third Party Advisory","report"]},{"url":"https://support.f5.com/csp/article/K26346590?utm_source=f5support\u0026amp%3Butm_medium=RSS","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-9192"},{"url":"https://support.f5.com/csp/article/K26346590?utm_source=f5support\u0026amp;utm_medium=RSS"},{"url":"https://github.com/advisories/GHSA-v5rq-2q5p-p82v"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2019-9192","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-9192","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2019-9192","description":"In the GNU C Library (aka glibc or libc6) through 2.29, check_dst_limits_calc_pos_1 in posix/regexec.c has Uncontrolled Recursion, as demonstrated by '(|)(\\\\1\\\\1)*' in grep, a different issue than CVE-2018-20796. NOTE: the software maintainer disputes that this is a vulnerability because the behavior occurs only with a crafted pattern","status":"disputed","published":"2019-02-26T18:00:00Z","modified":"2024-08-04T21:38:46.576Z","updated_at":"2026-11-02T14:20:20.081405Z"}],"euvd":[{"id":"EUVD-2019-18569","description":"In the GNU C Library (aka glibc or libc6) through 2.29, check_dst_limits_calc_pos_1 in posix/regexec.c has Uncontrolled Recursion, as demonstrated by '(|)(\\\\1\\\\1)*' in grep, a different issue than CVE-2018-20796. NOTE: the software maintainer disputes that this is a vulnerability because the behavior occurs only with a crafted pattern","status":"published","published":"2019-02-26T18:00:00Z","modified":"2024-08-04T21:38:46Z","updated_at":"2026-11-03T03:06:39.848951Z"}],"ghsa":[{"id":"GHSA-v5rq-2q5p-p82v","title":"** DISPUTED ** In the GNU C Library (aka glibc or libc6) through 2.29,...","description":"** DISPUTED ** In the GNU C Library (aka glibc or libc6) through 2.29, check_dst_limits_calc_pos_1 in posix/regexec.c has Uncontrolled Recursion, as demonstrated by '(|)(\\\\1\\\\1)*' in grep, a different issue than CVE-2018-20796. NOTE: the software maintainer disputes that this is a vulnerability because the behavior occurs only with a crafted pattern.","status":"published","published":"2022-05-13T01:23:03Z","modified":"2024-03-30T05:01:21Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-674"],"updated_at":"2026-11-02T14:55:44.111751Z"}],"nvd":[{"id":"CVE-2019-9192","description":"In the GNU C Library (aka glibc or libc6) through 2.29, check_dst_limits_calc_pos_1 in posix/regexec.c has Uncontrolled Recursion, as demonstrated by '(|)(\\\\1\\\\1)*' in grep, a different issue than CVE-2018-20796. NOTE: the software maintainer disputes that this is a vulnerability because the behavior occurs only with a crafted pattern","status":"disputed","published":"2019-02-26T18:29:00.34Z","modified":"2026-06-17T02:43:19.643Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/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-674"],"updated_at":"2026-11-02T14:05:04.689371Z"}],"osv":[{"id":"BELL-CVE-2019-9192","title":"CVE-2019-9192 does not affect BellSoft software","status":"withdrawn","published":"2019-02-26T18:29:00Z","modified":"2026-01-26T09:46:07.346927Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:15.340685Z"},{"id":"CVE-2019-9192","description":"In the GNU C Library (aka glibc or libc6) through 2.29, check_dst_limits_calc_pos_1 in posix/regexec.c has Uncontrolled Recursion, as demonstrated by '(|)(\\\\1\\\\1)*' in grep, a different issue than CVE-2018-20796. 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NOTE: the software maintainer disputes that this is a vulnerability because the behavior occurs only with a crafted pattern","status":"published","published":"2019-02-26T18:29:00.34Z","modified":"2026-09-21T07:03:25.526201457Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:32.57265Z"},{"id":"ROOT-OS-DEBIAN-12-CVE-2019-9192","title":"CVE-2019-9192 in glibc - Patched by Root","description":"Root has patched CVE-2019-9192 in the glibc package for Root:Debian:12. Multiple fixed versions available.","status":"published","published":"2026-11-04T10:23:01Z","modified":"2026-11-04T11:15:06.942036385Z","updated_at":"2026-11-04T11:38:21.953745Z"},{"id":"ROOT-OS-DEBIAN-13-CVE-2019-9192","title":"CVE-2019-9192 in glibc - Patched by Root","description":"Root has patched CVE-2019-9192 in the glibc package for Root:Debian:13. 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