SB20260824225 - Fedora 43 update for apr-util
Published: August 24, 2026
Security Bulletin ID
SB20260824225
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) Uncontrolled Recursion (CVE-ID: CVE-2026-32327)
CWE-ID: CWE-674 - Uncontrolled Recursion
CVSSv4: 8.7 [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]
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to uncontrolled recursion in apr_xml_quote_elem() when parsing XML from untrusted sources. A remote attacker can supply crafted XML input to cause a denial of service.
The issue affects library consumers that parse XML from untrusted sources and use the vulnerable function.
Remediation
Install update from vendor's website.