CVE-2011-3627

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-11-17 · updated 2026-06-16
Weakness: CWE-189

Description

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.

Affected products

Cisco ClamAV: through 0.97.2; 0.9-rc1, 0.90, 0.90-rc1, 0.90-rc1.1, 0.90-rc2, 0.90-rc3 (+36)

References

http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba=commitdiff%3Bh=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
http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba=commitdiff%3Bh=3d664817f6ef833a17414a4ecea42004c35cc42f
http://lists.fedoraproject.org/pipermail/package-announce/2011-November/068940.html

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