So now, I just need to trick a user into running a malicious source file that I assembed and sent him, this makes it much harder.
> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf > Of Martin Pitt > Sent: Wednesday, December 22, 2004 4:53 AM > To: [EMAIL PROTECTED] > Cc: [email protected]; [email protected] > Subject: [Full-Disclosure] [USN-45-1] nasm vulnerability > > =========================================================== > Ubuntu Security Notice USN-45-1 December 22, 2004 > nasm vulnerability > CAN-2004-1287 > =========================================================== > > A security issue affects the following Ubuntu releases: > > Ubuntu 4.10 (Warty Warthog) > > The following packages are affected: > > nasm > > The problem can be corrected by upgrading the affected > package to version 0.98.38-1ubuntu0.1. In general, a > standard system upgrade is sufficient to effect the necessary changes. > > Details follow: > > Jonathan Rockway discovered a locally exploitable buffer > overflow in the error() function of nasm. If an attacker > tricked a user into assembling a malicious source file, they > could exploit this to execute arbitrary code with the > privileges of the user that runs nasm. > > Source archives: > > > http://security.ubuntu.com/ubuntu/pool/main/n/nasm/nasm_0.98.3 > 8-1ubuntu0.1.diff.gz > Size/MD5: 9013 69265719926bba4907e7da4df681324d > > http://security.ubuntu.com/ubuntu/pool/main/n/nasm/nasm_0.98.3 > 8-1ubuntu0.1.dsc > Size/MD5: 598 b160f2ca70fc5bd4021c1e6e526eaf70 > > http://security.ubuntu.com/ubuntu/pool/main/n/nasm/nasm_0.98.3 > 8.orig.tar.gz > Size/MD5: 641727 9c1df91560651cbfaa73595fe6babb85 > > amd64 architecture (Athlon64, Opteron, EM64T Xeon) > > > http://security.ubuntu.com/ubuntu/pool/main/n/nasm/nasm_0.98.3 > 8-1ubuntu0.1_amd64.deb > Size/MD5: 1586664 2c76de8992b04548754487c9a2aa61dd > > i386 architecture (x86 compatible Intel/AMD) > > > http://security.ubuntu.com/ubuntu/pool/main/n/nasm/nasm_0.98.3 > 8-1ubuntu0.1_i386.deb > Size/MD5: 1545538 a9c5d4e5a11f9c0c36a1deb5754eaf68 > > powerpc architecture (Apple Macintosh G3/G4/G5) > > > http://security.ubuntu.com/ubuntu/pool/main/n/nasm/nasm_0.98.3 > 8-1ubuntu0.1_powerpc.deb > Size/MD5: 1584374 540e0c417178d47713ca0cd60b7fc806 > _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.netsys.com/full-disclosure-charter.html
