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
Published Dec 3, 2015
7.5
HIGHCVSS 2.0
EPSS 4.99%
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.
Affected products
No data.
Configuration 1
- 12.04
- 14.04
- 15.04
- 15.10
Configuration 2
- 1.16.0
- 1.16.0.1
- 1.16.0.2
- 1.16.0.3
- 1.16.1
- 1.16.1.1
- 1.16.1.2
- 1.16.2
- 1.16.3
- 1.16.4
- 1.16.4.1
- 1.16.4.2
- 1.16.4.3
- 1.16.5
- 1.16.6
- 1.16.7
- 1.16.8
- 1.16.9
- 1.16.10
- 1.16.11
- 1.16.12
- 1.16.15
- 1.17.0
- 1.17.1
- 1.17.2
- 1.17.3
- 1.17.4
- 1.17.5
- 1.17.6
- 1.17.7
- 1.17.8
- 1.17.9
- 1.17.10
- 1.17.11
- 1.17.12
- 1.17.13
- 1.17.14
- 1.17.15
- 1.17.16
- 1.17.17
- 1.17.18
- 1.17.19
- 1.17.20
- 1.17.21
- 1.17.22
- 1.17.23
- 1.17.24
- 1.17.25
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.99% (0.04994) | 91.96th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.99% (0.04994) | 91.09th | v5 (v2026.06.15) |
| May 17, 2026 | 4.38% (0.04382) | 89.07th | v4 (v2025.03.14) |
| Oct 27, 2025 | 5.56% (0.05556) | 89.86th | v4 (v2025.03.14) |
| Mar 30, 2025 | 4.38% (0.04382) | 87.92th | v4 (v2025.03.14) |
| Mar 29, 2025 | 11.43% (0.11430) | 89.27th | v4 (v2025.03.14) |
| Mar 17, 2025 | 4.38% (0.04382) | 88.22th | v4 (v2025.03.14) |
| Dec 12, 2024 | 13.61% (0.13605) | 95.83th | v3 (v2023.03.01) |
| Mar 4, 2024 | 14.39% (0.14392) | 95.56th | v3 (v2023.03.01) |
| Jan 2, 2024 | 18.38% (0.18378) | 95.71th | v3 (v2023.03.01) |
| Mar 7, 2023 | 18.05% (0.18048) | 95.30th | v3 (v2023.03.01) |
| Mar 6, 2023 | 7.78% (0.07777) | 93.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 7.78% (0.07777) | 92.60th | v2 (v2022.01.01) |
| Feb 4, 2022 | 7.78% (0.07777) | 81.54th | v2 (v2022.01.01) |
References (6)
- http://www.debian.org/security/2015/dsa-3407 vendor-advisoryx_refsource_DEBIANVendor Advisory
- http://www.ubuntu.com/usn/USN-2820-1 vendor-advisoryx_refsource_UBUNTU
- https://anonscm.debian.org/cgit/dpkg/dpkg.git/commit/dpkg-deb/extract.c?id=e65aa3db04eb908c9507d5d356a95cedb890814d x_refsource_CONFIRM
- https://blog.fuzzing-project.org/30-Stack-overflows-and-out-of-bounds-read-in-dpkg-Debian.html x_refsource_MISC
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=798324 x_refsource_CONFIRM
- https://security.gentoo.org/glsa/201612-07 vendor-advisoryx_refsource_GENTOO
| Link | Providers | Tags |
|---|---|---|
| http://www.debian.org/security/2015/dsa-3407 | vendor-advisoryx_refsource_DEBIANVendor Advisory | |
| http://www.ubuntu.com/usn/USN-2820-1 | vendor-advisoryx_refsource_UBUNTU | |
| https://anonscm.debian.org/cgit/dpkg/dpkg.git/commit/dpkg-deb/extract.c?id=e65aa3db04eb908c9507d5d356a95cedb890814d | x_refsource_CONFIRM | |
| https://blog.fuzzing-project.org/30-Stack-overflows-and-out-of-bounds-read-in-dpkg-Debian.html | x_refsource_MISC | |
| https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=798324 | x_refsource_CONFIRM | |
| https://security.gentoo.org/glsa/201612-07 | vendor-advisoryx_refsource_GENTOO |
Change history (0)
No recorded changes yet.