FreeBSD VuXML: Documenting security issues in FreeBSD and the FreeBSD Ports Collection

clamav -- ClamAV UDF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

Affected packages
1.2.0,1 <= clamav < 1.4.3,1

Details

VuXML ID 6c6c1507-4da5-11f0-afcc-f02f7432cf97
Discovery 2025-06-18
Entry 2025-06-20

Cisco reports:

A vulnerability in Universal Disk Format (UDF) processing of ClamAV could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to a memory overread during UDF file scanning. An attacker could exploit this vulnerability by submitting a crafted file containing UDF content to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to terminate the ClamAV scanning process, resulting in a DoS condition on the affected software. For a description of this vulnerability, see the .

References

CVE Name CVE-2025-20234
URL https://nvd.nist.gov/vuln/detail/CVE-2025-20234