CVE-2019-9192

Public Exploit

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

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.16%
Third-Party Advisory sourceware.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://sourceware.org/bugzilla/show_bug.cgi?id=24269 third party advisory issue tracking exploit
https://support.f5.com/csp/article/K26346590?utm_source=f5support&%3Butm_medium=RSS

Frequently Asked Questions

What is the severity of CVE-2019-9192?
CVE-2019-9192 has been scored as a high severity vulnerability.
How to fix CVE-2019-9192?
To fix CVE-2019-9192, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-9192 being actively exploited in the wild?
It is possible that CVE-2019-9192 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.