SB2011111701 - Input validation error in ClamAV
Published: November 17, 2011 Updated: August 4, 2020
Security Bulletin ID
SB2011111701
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 security vulnerability.
1) Input validation error (CVE-ID: CVE-2011-3627)
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The bytecode engine in ClamAV before 0.97.3 allows remote attackers to cause a denial of service (crash) via vectors related to "recursion level" and (1) libclamav/bytecode.c and (2) libclamav/bytecode_api.c.
Remediation
Install update from vendor's website.
References
- http://git.clamav.net/gitweb?p=clamav-devel.git;a=commitdiff;h=3d664817f6ef833a17414a4ecea42004c35cc42f
- http://lists.fedoraproject.org/pipermail/package-announce/2011-November/068940.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-November/068941.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-November/068942.html
- http://secunia.com/advisories/46717
- http://secunia.com/advisories/46826
- http://www.openwall.com/lists/oss-security/2011/10/18/1
- http://www.securityfocus.com/bid/50183
- http://www.ubuntu.com/usn/USN-1258-1
- https://bugzilla.redhat.com/show_bug.cgi?id=746984