SB2026072435 - Denial of service in Tcpreplay
Published: July 24, 2026
Security Bulletin ID
SB2026072435
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.
CWE-ID: CWE-415 - Double Free
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear
The vulnerability allows a local attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in tcpedit_dlt_cleanup within tcprewrite. A local attacker can pass specially crafted data to the application, trigger double free error and cause a denial of service condition on the target system.
Remediation
Install update from vendor's website.