OESA-2021-1080

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OESA-2021-1080

Summary: clamav security update

Details: Clam AntiVirus (clamav) is an open source antivirus engine for detecting trojans, viruses, malware & other malicious threats. The main purpose of this software is the integration with mail servers (attachment scanning). The package provides a flexible and scalable multi-threaded daemon, a command line scanner, and a tool for automatic updating via Internet. The programs are based on a shared library distributed with the Clam AntiVirus package, which you can use with your own software. he virus database is based on the virus database from OpenAntiVirus, but contains additional signatures and is KEPT UP TO DATE. Security Fix(es): A vulnerability in the email parsing module Clam AntiVirus (ClamAV) Software versions 0.102.0, 0.101.4 and prior could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to inefficient MIME parsing routines that result in extremely long scan times of specially formatted email files. An attacker could exploit this vulnerability by sending a crafted email file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to scan the crafted email file indefinitely, resulting in a denial of service condition.(CVE-2019-15961)

References: https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1080, https://nvd.nist.gov/vuln/detail/CVE-2019-15961