CVE-2018-13259

zsh: An issue was discovered in zsh before 5.6

CVE-2018-13259 is fixed in 3 products on 1 platform, first by zsh 5.4.2-3ubuntu3.1, released September 4, 2018. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0272
86th percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
zsh · Ubuntu 18.04.6 LTS (bionic) 5.4.2-3ubuntu3.1 zsh 5.4.2-3ubuntu3.1 Sep 4, 2018
zsh-common · Ubuntu 18.04.6 LTS (bionic) 5.4.2-3ubuntu3.1 zsh-common 5.4.2-3ubuntu3.1 Sep 4, 2018
zsh-static · Ubuntu 18.04.6 LTS (bionic) 5.4.2-3ubuntu3.1 zsh-static 5.4.2-3ubuntu3.1 Sep 4, 2018

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