Debian Security Advisory

DSA-776-1 clamav -- integer overflows, infinite loop

Date Reported:
16 Aug 2005
Affected Packages:
clamav
Vulnerable:
Yes
Security database references:
In the Bugtraq database (at SecurityFocus): BugTraq ID 14359.
In Mitre's CVE dictionary: CVE-2005-2450.
More information:

Several bugs were discovered in Clam AntiVirus, the antivirus scanner for Unix, designed for integration with mail servers to perform attachment scanning. The following problems were identified:

  • CAN-2005-2450

    Neel Mehta and Alex Wheeler discovered that Clam AntiVirus is vulnerable to integer overflows when handling the TNEF, CHM and FSG file formats.

  • CVE-NOMATCH

    Mark Pizzolato fixed a possible infinite loop that could cause a denial of service.

The old stable distribution (woody) is not affected as it doesn't contain clamav.

For the stable distribution (sarge) these problems have been fixed in version 0.84-2.sarge.2.

For the unstable distribution (sid) these problems have been fixed in version 0.86.2-1.

We recommend that you upgrade your clamav package.

Fixed in:

Debian GNU/Linux 3.1 (sarge)

Source:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2.dsc
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2.diff.gz
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84.orig.tar.gz
Architecture-independent component:
http://security.debian.org/pool/updates/main/c/clamav/clamav-base_0.84-2.sarge.2_all.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-docs_0.84-2.sarge.2_all.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-testfiles_0.84-2.sarge.2_all.deb
Alpha:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_arm.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_ia64.deb
HPPA:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_hppa.deb
Motorola 680x0:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_m68k.deb
Big endian MIPS:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_mips.deb
Little endian MIPS:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_sparc.deb

MD5 checksums of the listed files are available in the original advisory.