GLSA 202309-10: Fish: User-assisted execution of arbitrary code

http://security.gentoo.org/

Severity:	normal
Title:	Fish: User-assisted execution of arbitrary code
Date:	09/29/2023
Bugs:	#835337
ID:	202309-10

Synopsis

A vulnerability was discovered in Fish when handling git repository configuration that may lead to execution of arbitrary code

Background

Smart and user-friendly command line shell for macOS, Linux, and the rest of the family. It includes features like syntax highlighting, autosuggest-as-you-type, and fancy tab completions that just work, with no configuration required.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
app-shells/fish	< 3.4.0	>= 3.4.0	All supported architectures

Description

A vulnerability have been discovered in Fish. Please review the CVE identifiers referenced below for details.

Impact

A user may be enticed to cd into a git repository under control by an attacker (e.g. on a shared filesystem or by unpacking an archive) and execute arbitrary commands.

Workaround

There is no known workaround at this time.

Resolution

All fish users should upgrade to the latest version:

          # emerge --sync
          # emerge --ask --oneshot --verbose ">=app-shells/fish-3.4.0"

References

CVE-2022-20001

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202309-10.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.