In utils.c in zsh before 5.4, symlink expansion had a buffer overflow.
https://usn.ubuntu.com/3593-1/
https://sourceforge.net/p/zsh/code/ci/c7a9cf465dd620ef48d586026944d9bd7a0d5d6d
https://security.gentoo.org/glsa/201805-10
https://access.redhat.com/errata/RHSA-2018:3073
https://access.redhat.com/errata/RHSA-2018:1932
https://lists.debian.org/debian-lts-announce/2020/12/msg00000.html
Source: Mitre, NVD
Published: 2018-02-27
Updated: 2024-11-21
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.00415
