ID

VAR-202205-0218

CVE

CVE-2022-20771

TITLE

ClamAV  Vulnerability in

DESCRIPTION

On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in the TIFF file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available. ClamAV Exists in unspecified vulnerabilities.Service operation interruption (DoS) It may be in a state. Clam AntiVirus is an open source antivirus engine for detecting Trojans, viruses, malware and other malicious threats. ========================================================================== Ubuntu Security Notice USN-5423-2 May 17, 2022 clamav vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 ESM - Ubuntu 14.04 ESM Summary: Several security issues were fixed in ClamAV. Software Description: - clamav: Anti-virus utility for Unix Details: USN-5423-1 fixed several vulnerabilities in ClamAV. This update provides the corresponding update for Ubuntu 14.04 ESM and 16.04 ESM. Original advisory details: Michał Dardas discovered that ClamAV incorrectly handled parsing CHM files. A remote attacker could possibly use this issue to cause ClamAV to stop responding, resulting in a denial of service. (CVE-2022-20770) Michał Dardas discovered that ClamAV incorrectly handled parsing TIFF files. A remote attacker could possibly use this issue to cause ClamAV to stop responding, resulting in a denial of service. (CVE-2022-20771) Michał Dardas discovered that ClamAV incorrectly handled parsing HTML files. A remote attacker could possibly use this issue to cause ClamAV to consume resources, resulting in a denial of service. (CVE-2022-20785) Michał Dardas discovered that ClamAV incorrectly handled loading the signature database. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2022-20792) Alexander Patrakov and Antoine Gatineau discovered that ClamAV incorrectly handled the scan verdict cache check. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service, or possibly execute arbitrary code.(CVE-2022-20796) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 ESM: clamav 0.103.6+dfsg-0ubuntu0.16.04.1+esm1 Ubuntu 14.04 ESM: clamav 0.103.6+dfsg-0ubuntu0.14.04.1+esm1 This update uses a new upstream release, which includes additional bug fixes. In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5423-2 https://ubuntu.com/security/notices/USN-5423-1 CVE-2022-20770, CVE-2022-20771, CVE-2022-20785, CVE-2022-20792, CVE-2022-20796 . - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202310-01 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: ClamAV: Multiple Vulnerabilities Date: October 01, 2023 Bugs: #831083, #842813, #894672 ID: 202310-01 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple vulnerabilities have been discovered in ClamAV, the worst of which could result in remote code execution. Background ========== ClamAV is a GPL virus scanner. Affected packages ================= Package Vulnerable Unaffected -------------------- ------------ ------------ app-antivirus/clamav < 0.103.7 >= 0.103.7 Description =========== Multiple vulnerabilities have been discovered in ClamAV. Please review the CVE identifiers referenced below for details. Impact ====== Please review the referenced CVE identifiers for details. Workaround ========== There is no known workaround at this time. Resolution ========== All ClamAV users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-antivirus/clamav-0.103.7" References ========== [ 1 ] CVE-2022-20698 https://nvd.nist.gov/vuln/detail/CVE-2022-20698 [ 2 ] CVE-2022-20770 https://nvd.nist.gov/vuln/detail/CVE-2022-20770 [ 3 ] CVE-2022-20771 https://nvd.nist.gov/vuln/detail/CVE-2022-20771 [ 4 ] CVE-2022-20785 https://nvd.nist.gov/vuln/detail/CVE-2022-20785 [ 5 ] CVE-2022-20792 https://nvd.nist.gov/vuln/detail/CVE-2022-20792 [ 6 ] CVE-2022-20796 https://nvd.nist.gov/vuln/detail/CVE-2022-20796 [ 7 ] CVE-2022-20803 https://nvd.nist.gov/vuln/detail/CVE-2022-20803 [ 8 ] CVE-2023-20032 https://nvd.nist.gov/vuln/detail/CVE-2023-20032 [ 9 ] CVE-2023-20052 https://nvd.nist.gov/vuln/detail/CVE-2023-20052 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202310-01 Concerns? ========= Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org. License ======= Copyright 2023 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. https://creativecommons.org/licenses/by-sa/2.5

AFFECTED PRODUCTS

CVSS

PROBLEMTYPE DATA

THREAT TYPE

remote

TYPE

resource management error

PATCH

EXTERNAL IDS

REFERENCES

CREDITS

Ubuntu

SOURCES

LAST UPDATE DATE

2024-11-23T21:58:17.572000+00:00

SOURCES UPDATE DATE

SOURCES RELEASE DATE