cve/2018/CVE-2018-20796.md

CVE-2018-20796

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 '(\227|)(\1\1|t1|\\2537)+' in grep.

POC

Reference

No PoCs from references.

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/DanMolz/wiz-scripts
• https://github.com/GrigGM/05-virt-04-docker-hw
• https://github.com/PajakAlexandre/wik-dps-tp02
• https://github.com/cdupuis/image-api
• https://github.com/flyrev/security-scan-ci-presentation
• https://github.com/fokypoky/places-list
• https://github.com/garethr/snykout
• https://github.com/mauraneh/WIK-DPS-TP02