Vulnerability CVE-2015-0860
Published: 2015-12-03

Description:
Off-by-one error in the extracthalf function in dpkg-deb/extract.c in the dpkg-deb component in Debian dpkg 1.16.x before 1.16.17 and 1.17.x before 1.17.26 allows remote attackers to execute arbitrary code via the archive magic version number in an "old-style" Debian binary package, which triggers a stack-based buffer overflow.

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Debian -> DPKG 
Canonical -> Ubuntu linux 

 References:
http://www.debian.org/security/2015/dsa-3407
http://www.ubuntu.com/usn/USN-2820-1
https://anonscm.debian.org/cgit/dpkg/dpkg.git/commit/dpkg-deb/extract.c?id=e65aa3db04eb908c9507d5d356a95cedb890814d
https://blog.fuzzing-project.org/30-Stack-overflows-and-out-of-bounds-read-in-dpkg-Debian.html
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=798324
https://security.gentoo.org/glsa/201612-07
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