Detections
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CVE-2019-9169

critical

Description

In the GNU C Library (aka glibc or libc6) through 2.29, proceed_next_node in posix/regexec.c has a heap-based buffer over-read via an attempted case-insensitive regular-expression match.

References

https://usn.ubuntu.com/4416-1/

https://support.f5.com/csp/article/K54823184

https://sourceware.org/bugzilla/show_bug.cgi?id=24114

https://security.netapp.com/advisory/ntap-20190315-0002/

https://security.gentoo.org/glsa/202006-04

https://kc.mcafee.com/corporate/index?page=content&id=SB10278

https://www.oracle.com/security-alerts/cpuapr2022.html

https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commit%3Bh=583dd860d5b833037175247230a328f0050dbfe9

https://euvd.enisa.europa.eu/vulnerability/EUVD-2019-18547

https://debbugs.gnu.org/cgi/bugreport.cgi?bug=34142

https://debbugs.gnu.org/cgi/bugreport.cgi?bug=34140

http://www.securityfocus.com/bid/107160

Details

Source: Mitre, NVD

Published: 2019-02-26

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.11336