CVE-2016-6832 json
Heap-based buffer overflow in the ff_audio_resample function in resample.c in libav before 11.4 allows remote attackers to cause a denial o…
published 2017-02-15 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-7717
- cvss
- 5.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 75%
- public exploits
- 0
- none known
Summary
Heap-based buffer overflow in the ff_audio_resample function in resample.c in libav before 11.4 allows remote attackers to cause a denial of service (crash) via vectors related to buffer resizing.
Patch / fix
Exploit prediction
1.59% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- openwall.com http://www.openwall.com/lists/oss-security/2016/08/18/1 referenced PoC, tagged "exploit" by a source, unverified
- bugzilla.libav.org https://bugzilla.libav.org/show_bug.cgi?id=825 referenced PoC, tagged "exploit" by a source, unverified
- blogs.gentoo.org https://blogs.gentoo.org/ago/2016/08/07/libav-heap-based-buffer-overflow-in-ff_audio_resample-resample-c/ referenced PoC, tagged "exploit" by a source, unverified
- openwall.com http://www.openwall.com/lists/oss-security/2016/08/13/1 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 5.5 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
-
openwall.com
/lists/oss-security/2016/08/18/1
mailing-list, exploit, patch, third-party-advisory
-
bugzilla.libav.org
/show_bug.cgi?id=825
exploit, issue-tracking, patch, third-party-advisory, vdb-entry
-
blogs.gentoo.org
/ago/2016/08/07/libav-heap-based-buffer-overflow-in-ff_audio_resample-resample-c/
exploit, third-party-advisory
-
openwall.com
/lists/oss-security/2016/08/13/1
mailing-list, exploit, third-party-advisory
- git.libav.org /?p=libav.git%3Ba=commit%3Bh=0ac8ff618c5e6d878c547a8877e714ed728950ce
Sources
- CVE List CVE-2016-6832
- NVD CVE-2016-6832
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.