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91
security advisorydenial of servicehigh severityGentoo GLSA 200509-13 High: Clam AntiVirus DoS and Code Execution Risk
Clam AntiVirus is subject to vulnerabilities ranging from Denial of Service to execution of arbitrary code when handling compressed executables. [More...]. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200509-13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: High Title: Clam AntiVirus: Multiple vulnerabilities Date: September 19, 2005 Bugs: #106279 ID: 200509-13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= Clam AntiVirus is subject to vulnerabilities ranging from Denial of Service to execution of arbitrary code when handling compressed executables. Background ========= Clam AntiVirus is a GPL anti-virus toolkit, designed for integration with mail servers to perform attachment scanning. Clam AntiVirus also provides a command line scanner and a tool for fetching updates of the virus database. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-antivirus/clamav < 0.87 > = 0.87 Description ========== Clam AntiVirus is vulnerable to a buffer overflow in "libclamav/upx.c" when processing malformed UPX-packed executables. It can also be sent into an infinite loop in "libclamav/fsg.c" when processing specially-crafted FSG-packed executables. Impact ===== By sending a specially-crafted file an attacker could execute arbitrary code with the permissions of the user running Clam AntiVirus, or cause a Denial of Service. Workaround ========= There is no known workaround at this time. Resolution ========= All Clam AntiVirus users should upgrade to thelatest version: # emerge --sync # emerge --ask --oneshot --verbose "> =app-antivirus/clamav-0.87" References ========= [ 1 ] CAN-2005-2919 https://www.cve.org/CVERecord?id=CAN-2005-2919 [ 2 ] CAN-2005-2920 https://www.cve.org/CVERecord?id=CAN-2005-2920 [ 3 ] Clam AntiVirus: Release Notes Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/200509-13 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
Sep 19, 2005
Gentoo
91
security advisoryhigh severitygentooGentoo: GLSA-200507-25 High: Clam AntiVirus Integer Overflow Risk
Clam AntiVirus is vulnerable to integer overflows when handling several file formats, potentially resulting in the execution of arbitrary code.. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200507-25 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: High Title: Clam AntiVirus: Integer overflows Date: July 26, 2005 Bugs: #100178 ID: 200507-25 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= Clam AntiVirus is vulnerable to integer overflows when handling several file formats, potentially resulting in the execution of arbitrary code. Background ========= Clam AntiVirus is a GPL anti-virus toolkit, designed for integration with mail servers to perform attachment scanning. Clam AntiVirus also provides a command line scanner and a tool for fetching updates of the virus database. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-antivirus/clamav < 0.86.2 > = 0.86.2 Description ========== Neel Mehta and Alex Wheeler discovered that Clam AntiVirus is vulnerable to integer overflows when handling the TNEF, CHM and FSG file formats. Impact ===== By sending a specially-crafted file an attacker could execute arbitrary code with the permissions of the user running Clam AntiVirus. Workaround ========= There is no known workaround at this time. Resolution ========= All Clam AntiVirus users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose "> =app-antivirus/clamav-0.86.2" References ========= [ 1 ] BugTraqAnnouncement [ 2 ] Clam AntiVirus: Release Notes Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/200507-25 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
Jul 26, 2005
Gentoo
91
security advisorydenial of serviceupdateGentoo: GLSA 200506-23 Normal: Clam AntiVirus Denial of Service
Clam AntiVirus is vulnerable to a Denial of Service attack when processing certain Quantum archives.. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200506-23 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Clam AntiVirus: Denial of Service vulnerability Date: June 27, 2005 Bugs: #96960 ID: 200506-23 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= Clam AntiVirus is vulnerable to a Denial of Service attack when processing certain Quantum archives. Background ========= Clam AntiVirus is a GPL anti-virus toolkit, designed for integration with mail servers to perform attachment scanning. Clam AntiVirus also provides a command line scanner and a tool for fetching updates of the virus database. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-antivirus/clamav < 0.86.1 > = 0.86.1 Description ========== Andrew Toller and Stefan Kanthak discovered that a flaw in libmspack's Quantum archive decompressor renders Clam AntiVirus vulnerable to a Denial of Service attack. Impact ===== A remote attacker could exploit this vulnerability to cause a Denial of Service by sending a specially crafted Quantum archive to the server. Workaround ========= There is no known workaround at this time. Resolution ========= All Clam AntiVirus users should upgrade to the latest available version: # emerge --sync # emerge --ask --oneshot --verbose "> =app-antivirus/clamav-0.86.1" References ========= [ 1 ] Clam AntiVirus Release Notes Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/200506-23 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
Jun 27, 2005
Gentoo
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