Debian Security Advisory
DSA-2074-1 ncompress -- integer underflow
- Date Reported:
- 21 Jul 2010
- Affected Packages:
- ncompress
- Vulnerable:
- Yes
- Security database references:
- In Mitre's CVE dictionary: CVE-2010-0001.
- More information:
-
Aki Helin discovered an integer underflow in ncompress, the original Lempel-Ziv compress/uncompress programs. This could lead to the execution of arbitrary code when trying to decompress a crafted LZW compressed gzip archive.
For the stable distribution (lenny), this problem has been fixed in version 4.2.4.2-1+lenny1.
For the testing (squeeze) and unstable (sid) distribution, this problem has been fixed in version 4.2.4.3-1.
We recommend that you upgrade your ncompress package.
- Fixed in:
-
Debian GNU/Linux 5.0 (lenny)
- Source:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1.dsc
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1.diff.gz
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2.orig.tar.gz
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1.diff.gz
- Alpha:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1_alpha.deb
- AMD64:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1_amd64.deb
- ARM:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1_arm.deb
- ARM EABI:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1_armel.deb
- HP Precision:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1_hppa.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1_ia64.deb
- Big-endian MIPS:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1_mips.deb
- Little-endian MIPS:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1_mipsel.deb
- PowerPC:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1_powerpc.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1_s390.deb
- Sun Sparc:
- http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.2-1+lenny1_sparc.deb
MD5 checksums of the listed files are available in the original advisory.