7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
7.4 High
AI Score
Confidence
High
0.103 Low
EPSS
Percentile
95.0%
Debian Security Advisory DSA 1149-1 [email protected]
http://www.debian.org/security/ Martin Schulze
August 10th, 2006 http://www.debian.org/security/faq
Package : ncompress
Vulnerability : buffer underflow
Problem type : local (remote)
Debian-specific: no
CVE ID : CVE-2006-1168
Tavis Ormandy from the Google Security Team discovered a missing
boundary check in ncompress, the original Lempel-Ziv compress and
uncompress programs, which allows a specially crafted datastream to
underflow a buffer with attacker controlled data.
For the stable distribution (sarge) this problem has been fixed in
version 4.2.4-15sarge2.
For the unstable distribution (sid) this problem has been fixed in
version 4.2.4-15sarge2.
We recommend that you upgrade your ncompress 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 at the end of this advisory:
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 3.1 alias sarge
Source archives:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2.dsc
Size/MD5 checksum: 591 8fa14e666180e8a37491dcd33114dbff
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2.diff.gz
Size/MD5 checksum: 8124 1b7aa0d3079f334202df5d1c77e0f9bf
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4.orig.tar.gz
Size/MD5 checksum: 31765 7ef0d51aee53b6cd5c6aefe637491281
Alpha architecture:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2_alpha.deb
Size/MD5 checksum: 24370 72b955790079338f98afd62c49644897
AMD64 architecture:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2_amd64.deb
Size/MD5 checksum: 22924 58d6732c316a9317171c97e74e2cbe44
ARM architecture:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2_arm.deb
Size/MD5 checksum: 22522 3ec1cfdab5e4811ca5246a11b94b244d
Intel IA-32 architecture:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2_i386.deb
Size/MD5 checksum: 22158 a875189b26255c72ad2ec532c23eef05
Intel IA-64 architecture:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2_ia64.deb
Size/MD5 checksum: 26442 ef71240d1b7b4a699b5f817a46f7ead9
HP Precision architecture:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2_hppa.deb
Size/MD5 checksum: 24484 51c63bab7d53aa3392e268aec4d271ab
Motorola 680x0 architecture:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2_m68k.deb
Size/MD5 checksum: 21536 2cf5bbb67a3f32db857c75a2d352f47a
Big endian MIPS architecture:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2_mips.deb
Size/MD5 checksum: 23878 a71db49787837da587552030045c73c1
Little endian MIPS architecture:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2_mipsel.deb
Size/MD5 checksum: 23822 22ad68863b79b4bdf5302141be22deb6
PowerPC architecture:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2_powerpc.deb
Size/MD5 checksum: 22912 bafe112da108e4b66d64342b55ac4a47
IBM S/390 architecture:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2_s390.deb
Size/MD5 checksum: 22958 a8f180c5182ab1040746e66dfa99a6e1
Sun Sparc architecture:
http://security.debian.org/pool/updates/main/n/ncompress/ncompress_4.2.4-15sarge2_sparc.deb
Size/MD5 checksum: 22532 db6aed643f82c6a0c0bdfded603d97be
These files will probably be moved into the stable distribution on
its next update.
For apt-get: deb http://security.debian.org/ stable/updates main
For dpkg-ftp: ftp://security.debian.org/debian-security dists/stable/updates/main
Mailing list: [email protected]
Package info: `apt-cache show <pkg>' and http://packages.debian.org/<pkg>
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 3.1 | powerpc | ncompress | < 4.2.4-15sarge2 | ncompress_4.2.4-15sarge2_powerpc.deb |
Debian | 3.1 | amd64 | ncompress | < 4.2.4-15sarge2 | ncompress_4.2.4-15sarge2_amd64.deb |
Debian | 3.1 | arm | ncompress | < 4.2.4-15sarge2 | ncompress_4.2.4-15sarge2_arm.deb |
Debian | 3.1 | hppa | ncompress | < 4.2.4-15sarge2 | ncompress_4.2.4-15sarge2_hppa.deb |
Debian | 3.1 | s390 | ncompress | < 4.2.4-15sarge2 | ncompress_4.2.4-15sarge2_s390.deb |
Debian | 3.1 | alpha | ncompress | < 4.2.4-15sarge2 | ncompress_4.2.4-15sarge2_alpha.deb |
Debian | 3.1 | mips | ncompress | < 4.2.4-15sarge2 | ncompress_4.2.4-15sarge2_mips.deb |
Debian | 3.1 | mipsel | ncompress | < 4.2.4-15sarge2 | ncompress_4.2.4-15sarge2_mipsel.deb |
Debian | 3.1 | sparc | ncompress | < 4.2.4-15sarge2 | ncompress_4.2.4-15sarge2_sparc.deb |
Debian | 3.1 | all | ncompress | < 4.2.4-15sarge2 | ncompress_4.2.4-15sarge2_all.deb |