SB2018112224 - Fedora 28 update for tmux
Published: November 22, 2018 Updated: April 24, 2025
Security Bulletin ID
SB2018112224
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2018-19387)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local attacker to cause DoS condition on the target system.
The vulnerability exists due to an error in the format_cb_pane_tabs function, as defined in the format.csource code file. A local attacker can access a targeted system, execute an application that submits malicious input, trigger a NULL pointer dereference condition and cause the application to crash.
Remediation
Install update from vendor's website.