Home/CVE/Off-by-one error in the extracthalf function in dpkg-deb/extract.c in the dpkg-deb component in Debian dpkg 1.16.x befor
CVE

CVE-2015-0860

Off-by-one error in the extracthalf function in dpkg-deb/extract.c in the dpkg-deb component in Debian dpkg 1.16.x befor

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.

HIGH · CVSS 7.5 EPSS 0.04382
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
▤

Affected Products & Versions

2
canonical ubuntu linuxall versions
debian dpkgall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v2 (legacy) · security@debian.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Published to NVD03 Dec 2015 · 08:59 PM
⚑

Vendor Advisories

3
suse-csafSUSE-SU-2017:2700-1
suse-csafSUSE-SU-2017:1096-1
usnUSN-2820-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.debian.org/security/2015/dsa-3407Vendor Advisory
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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