Ubuntu Security Notice USN-5820-1
January 24, 2023
exuberant-ctags vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 22.10
– Ubuntu 22.04 LTS
– Ubuntu 20.04 LTS
– Ubuntu 18.04 LTS
– Ubuntu 16.04 ESM
Summary:
Exuberant ctags could be make to perform arbitary command execution if run
with maliciously crafted user input
Software Description:
– exuberant-ctags: build tag file indexes of source code definitions
Details:
Lorenz Hipp discovered a flaw in exuberant-ctags handling of the tag
filename command-line argument. A crafted tag filename specified in the
command line or in the configuration file could result in arbitrary
command execution.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.10:
exuberant-ctags 1:5.9~svn20110310-16ubuntu0.22.10.1
Ubuntu 22.04 LTS:
exuberant-ctags 1:5.9~svn20110310-16ubuntu0.22.04.1
Ubuntu 20.04 LTS:
exuberant-ctags 1:5.9~svn20110310-12ubuntu0.1
Ubuntu 18.04 LTS:
exuberant-ctags 1:5.9~svn20110310-11ubuntu0.1
Ubuntu 16.04 ESM:
exuberant-ctags 1:5.9~svn20110310-11ubuntu0.1~esm1
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-5820-1
CVE-2022-4515
Package Information:
https://launchpad.net/ubuntu/+source/exuberant-ctags/1:5.9~svn20110310-16ubuntu0.22.10.1
https://launchpad.net/ubuntu/+source/exuberant-ctags/1:5.9~svn20110310-16ubuntu0.22.04.1
https://launchpad.net/ubuntu/+source/exuberant-ctags/1:5.9~svn20110310-12ubuntu0.1
https://launchpad.net/ubuntu/+source/exuberant-ctags/1:5.9~svn20110310-11ubuntu0.1
