CVE-2018-13259

low
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
2.5

Description

An issue was discovered in zsh before 5.6. Shebang lines exceeding 64 characters were truncated, potentially leading to an execve call to a program name that is a substring of the intended one.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-13259

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-13259.html

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201809-3

OS impact

OSVersionStatusFixed in
arch archfixed5.6-1
suse slesaffected
debian debianbookwormfixed5.6-1
debian debianbullseyefixed5.6-1
debian debianforkyfixed5.6-1
debian debiansidfixed5.6-1
debian debiantrixiefixed5.6-1

References

Verify integrity in audit chain (admin only). AS-IS.