DSA 625-1: New pcal packages fix arbitrary code execution

New pcal packages are available for Debian GNU/Linux 3.0

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Debian Security Advisory DSA 625-1 security@debian.org
http://www.debian.org/security/ Martin Schulze
January 5th, 2004 http://www.debian.org/security/faq
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Package : pcal
Vulnerability : buffer overflows
Problem-Type : local
Debian-specific: no
CVE ID : CAN-2004-1289
Debian Bug : 287039

Danny Lungstrom discovered two buffer overflows in pcal, a program to generate Postscript calendars, that could lead to the execution of arbitrary code when compiling a calendar.

For the stable distribution (woody) these problems have been fixed in version 4.7-8woody1.

For the unstable distribution (sid) these problems have been fixed in version 4.8.0-1.

We recommend that you upgrade your pcal package.

Upgrade Instructions
---------------------

wget url
will fetch the file for you
dpkg -i file.deb
will install the referenced file.

If you are using the apt-get package manager, use the line for sources.list as given below:

apt-get update
will update the internal database
apt-get upgrade
will install corrected packages

You may use an automated update by adding the resources from the footer to the proper configuration.


Debian GNU/Linux 3.0 alias woody
---------------------------------

Source archives:

http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1.dsc
Size/MD5 checksum: 567 084db6ff500acb07787520fbe64fe55c
http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1.diff.gz
Size/MD5 checksum: 9241 dfead422c9e896806a1f3d6bf27906cd
http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7.orig.tar.gz
Size/MD5 checksum: 244559 1c3a5694c465e702795ba53dbbb1f412

Alpha architecture:

http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1_alpha.deb
Size/MD5 checksum: 124958 4bd681850f08a22ff4e2b409c74d34fc

ARM architecture:

http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1_arm.deb
Size/MD5 checksum: 110892 01e26a1ae460e156debbc26f2657048a

Intel IA-32 architecture:

http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1_i386.deb
Size/MD5 checksum: 107250 a487a36516ae170cab2c60370352b4ad

Intel IA-64 architecture:

http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1_ia64.deb
Size/MD5 checksum: 139992 66232d332593c1b9a1b1bdbe839f3327

HP Precision architecture:

http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1_hppa.deb
Size/MD5 checksum: 121282 ee138b5220ff6caf4f6ecd30f4539037

Motorola 680x0 architecture:

http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1_m68k.deb
Size/MD5 checksum: 104702 e9930289c67b6d611e51ef954724f5b4

Big endian MIPS architecture:

http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1_mips.deb
Size/MD5 checksum: 119802 1ea25df3c512c07249fff7b6e2d08ad9

Little endian MIPS architecture:

http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1_mipsel.deb
Size/MD5 checksum: 119766 d3c55f4e572337088ebe5cc2753e2a20

PowerPC architecture:

http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1_powerpc.deb
Size/MD5 checksum: 116472 034b734141ee6804d4b2f54fbba70724

IBM S/390 architecture:

http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1_s390.deb
Size/MD5 checksum: 109908 76455e1b97a3ba92aafcdee086916f98

Sun Sparc architecture:

http://security.debian.org/pool/updates/main/p/pcal/pcal_4.7-8woody1_sparc.deb
Size/MD5 checksum: 112900 a705775dedf8d2918f1016d884db48ad


These files will probably be moved into the stable distribution on its next update.