Debian Security Advisory

DSA-996-1 libcrypt-cbc-perl -- programming error

Date Reported:
13 Mar 2006
Affected Packages:
libcrypt-cbc-perl
Vulnerable:
Yes
Security database references:
In Mitre's CVE dictionary: CVE-2006-0898.
More information:

Lincoln Stein discovered that the Perl Crypt::CBC module produces weak ciphertext when used with block encryption algorithms with blocksize > 8 bytes.

The old stable distribution (woody) does not contain a Crypt::CBC module.

For the stable distribution (sarge) this problem has been fixed in version 2.12-1sarge1.

For the unstable distribution (sid) this problem has been fixed in version 2.17-1.

We recommend that you upgrade your libcrypt-cbc-perl package.

Fixed in:

Debian GNU/Linux 3.1 (sarge)

Source:
http://security.debian.org/pool/updates/main/libc/libcrypt-cbc-perl/libcrypt-cbc-perl_2.12-1sarge1.dsc
http://security.debian.org/pool/updates/main/libc/libcrypt-cbc-perl/libcrypt-cbc-perl_2.12-1sarge1.diff.gz
http://security.debian.org/pool/updates/main/libc/libcrypt-cbc-perl/libcrypt-cbc-perl_2.12.orig.tar.gz
Architecture-independent component:
http://security.debian.org/pool/updates/main/libc/libcrypt-cbc-perl/libcrypt-cbc-perl_2.12-1sarge1_all.deb

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