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7.5
CVSSv3

CVE-2018-20796

Published: 26/02/2019 Updated: 07/11/2023
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 446
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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Vulnerability Summary

In the GNU C Library (aka glibc or libc6) up to and including 2.29, check_dst_limits_calc_pos_1 in posix/regexec.c has Uncontrolled Recursion, as demonstrated by '(\227|)(\\1\\1|t1|\\\2537)+' in grep.

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Arch Linux Issues:
In the GNU C Library (aka glibc or libc6) through 229, check_dst_limits_calc_pos_1 in posix/regexecc has Uncontrolled Recursion, as demonstrated by '(\227|)(\\1\\1|t1|\\\2537)+' in grep ...

References

CWE-674https://lists.gnu.org/archive/html/bug-gnulib/2019-01/msg00108.htmlhttps://debbugs.gnu.org/cgi/bugreport.cgi?bug=34141http://www.securityfocus.com/bid/107160https://security.netapp.com/advisory/ntap-20190315-0002/https://support.f5.com/csp/article/K26346590?utm_source=f5support&%3Butm_medium=RSShttps://nvd.nist.govhttps://security.archlinux.org/CVE-2018-20796
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-30924CVE-2024-3400overflowCVE-2024-23528CVE-2024-21338CVE-2024-3818CVE-2024-23535NULL pointer dereferenceelevation of privilege
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