Debian: New nasm packages fix arbitrary code execution
by Patrick Lenz, in Security - Tue, Jan 4th 2005 11:01 UTC
Jonathan Rockway discovered a buffer overflow in nasm, the general-purpose x86 assembler, which could lead to the execution of arbitrary code when compiling a maliciously crafted assembler source file. Fixed packages are available from security.debian.org.
Links:
security.debian.org
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Debian Security Advisory DSA 623-1 security@debian.org
http://www.debian.org/security/ Martin Schulze
January 4th, 2004 http://www.debian.org/security/faq
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Package : nasm
Vulnerability : buffer overflow
Problem-Type : local
Debian-specific: no
CVE ID : CAN-2004-1287
Debian Bug : 285889
Jonathan Rockway discovered a buffer overflow in nasm, the
general-purpose x86 assembler, which could lead to the execution of
arbitrary code when compiling a maliciously crafted assembler source
file.
For the stable distribution (woody) this problem has been fixed in
version 0.98.28cvs-1woody2.
For the unstable distribution (sid) this problem has been fixed in
version 0.98.38-1.1.
We recommend that you upgrade your nasm package.
Upgrade Instructions
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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
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Source archives:
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2.dsc
Size/MD5 checksum: 591 ccf378a52d5e0acca8180cd2a898c23f
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2.diff.gz
Size/MD5 checksum: 26048 2108831b98639b53b09aa4548915e4cc
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs.orig.tar.gz
Size/MD5 checksum: 537305 1d2465d345d51f1c2ce2c9c076438bc6
Alpha architecture:
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2_alpha.deb
Size/MD5 checksum: 759992 9206150e538f1fb3098ac5481f495366
ARM architecture:
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2_arm.deb
Size/MD5 checksum: 701838 098f440e19c005de6df393bc4c132f7d
Intel IA-32 architecture:
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2_i386.deb
Size/MD5 checksum: 694292 c5b8b4143097dc9c7f3544406059cd73
Intel IA-64 architecture:
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2_ia64.deb
Size/MD5 checksum: 819652 6a1af7503971f6882995591f976d583a
HP Precision architecture:
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2_hppa.deb
Size/MD5 checksum: 751016 74aeea3854ac5a644c722cc571e11960
Motorola 680x0 architecture:
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2_m68k.deb
Size/MD5 checksum: 687534 107d93d7afc41d9dabe64ddf9ff83ef6
Big endian MIPS architecture:
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2_mips.deb
Size/MD5 checksum: 743282 3aafdf6822bbb53dcd58df688d3a033b
Little endian MIPS architecture:
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2_mipsel.deb
Size/MD5 checksum: 737590 0918c72ca36528b94080db4647610b42
PowerPC architecture:
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2_powerpc.deb
Size/MD5 checksum: 713496 3ed0c9adb99e5023ac208fcd6cae5d57
IBM S/390 architecture:
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2_s390.deb
Size/MD5 checksum: 709216 b2a9af593f7180ca8706c43738e684d6
Sun Sparc architecture:
http://security.debian.org/pool/updates/main/n/nasm/nasm_0.98.28cvs-1woody2_sparc.deb
Size/MD5 checksum: 735074 64a6e597c849353ae1ea0f720ff14061
These files will probably be moved into the stable distribution on
its next update.
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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: debian-security-announce@lists.debian.org
Package info: `apt-cache show ' and http://packages.debian.org/
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