SB2026012757 - Fedora 42 update for bind, bind-dyndb-ldap
Published: January 27, 2026
Security Bulletin ID
SB2026012757
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Reachable assertion (CVE-ID: CVE-2025-13878)
CWE-ID: CWE-617 - Reachable Assertion
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a reachable assertion when handling BRID/HHIT records. A remote attacker can send a specially crafted DNS request to the server and perform a denial of service attack.
Remediation
Install update from vendor's website.