CVE-2014-7933
Use-after-free vulnerability in the matroska_read_seek function in libavformat/matroskadec.c in...
Use-after-free vulnerability in the matroska_read_seek function in libavformat/matroskadec.c in FFmpeg before 2.5.1, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted Matroska file that triggers improper maintenance of tracks data.
Exploit likelihood
What each source reports
NVD Score used
7.5
Use-after-free vulnerability in the matroska_read_seek function in libavformat/matroskadec.c in FFmpeg before 2.5.1, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted Matroska file that triggers improper maintenance of tracks data.
- Record
CVE-2014-7933- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
Use-after-free vulnerability in the matroska_read_seek function in libavformat/matroskadec.c in FFmpeg before 2.5.1, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted Matroska file that triggers improper maintenance of tracks data.
- Record
CVE-2014-7933- Updated
- 2026-11-02
EUVDEUVD-2014-7783 No score
Use-after-free vulnerability in the matroska_read_seek function in libavformat/matroskadec.c in FFmpeg before 2.5.1, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted Matroska file that triggers improper maintenance of tracks data.
- Record
EUVD-2014-7783- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m52w-9gvm-79q5 No score
Use-after-free vulnerability in the matroska_read_seek function in libavformat/matroskadec.c in...
Use-after-free vulnerability in the matroska_read_seek function in libavformat/matroskadec.c in FFmpeg before 2.5.1, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted Matroska file that triggers improper maintenance of tracks data.
- Record
GHSA-m52w-9gvm-79q5- Updated
- 2026-11-02
OSV No score
Use-after-free vulnerability in the matroska_read_seek function in libavformat/matroskadec.c in FFmpeg before 2.5.1, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted Matroska file that triggers improper maintenance of tracks data.
- Record
CVE-2014-7933- Updated
- 2026-11-02
OSVDEBIAN-CVE-2014-7933 No score
Use-after-free vulnerability in the matroska_read_seek function in libavformat/matroskadec.c in FFmpeg before 2.5.1, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted Matroska file that triggers improper maintenance of tracks data.
- Record
DEBIAN-CVE-2014-7933- Updated
- 2026-11-02
Show 4 moreShow less
OSVopenSUSE-SU-2024:10171-1 No score
chromedriver-55.0.2883.75-3.1 on GA media
These are all security issues fixed in the chromedriver-55.0.2883.75-3.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10171-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:12948-1 No score
ungoogled-chromium-113.0.5672.92-1.1 on GA media
These are all security issues fixed in the ungoogled-chromium-113.0.5672.92-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:12948-1- Updated
- 2026-11-02
OSVUBUNTU-CVE-2014-7933 No score
Use-after-free vulnerability in the matroska_read_seek function in libavformat/matroskadec.c in FFmpeg before 2.5.1, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted Matroska file that triggers improper maintenance of tracks data.
- Record
UBUNTU-CVE-2014-7933- Updated
- 2026-11-02
OSVUSN-2476-1 No score
oxide-qt vulnerabilities
Several memory corruption bugs were discovered in ICU. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via renderer crash or execute arbitrary code with the privileges of the sandboxed render process. (CVE-2014-7923, CVE-2014-7926)
A use-after-free was discovered in the IndexedDB implementation. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via application crash or execute arbitrary code with the privileges of the user invoking the program. (CVE-2014-7924)
A use-after free was discovered in the WebAudio implementation in Blink. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via renderer crash or execute arbitrary code with the privileges of the sandboxed render process. (CVE-2014-7925)
Several memory corruption bugs were discovered in V8. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via renderer crash or execute arbitrary code with the privileges of the sandboxed render process. (CVE-2014-7927, CVE-2014-7928, CVE-2014-7931)
Several use-after free bugs were discovered in the DOM implementation in Blink. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via renderer crash or execute arbitrary code with the privileges of the sandboxed render process. (CVE-2014-7929, CVE-2014-7930, CVE-2014-7932, CVE-2014-7934)
A use-after free was discovered in FFmpeg. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via renderer crash or execute arbitrary code with the privileges of the sandboxed render process. (CVE-2014-7933)
Multiple off-by-one errors were discovered in FFmpeg. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via renderer crash or execute arbitrary code with the privileges of the sandboxed render process. (CVE-2014-7937)
A memory corruption bug was discovered in the fonts implementation. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via renderer crash or execute arbitrary code with the privileges of the sandboxed render process. (CVE-2014-7938)
It was discovered that ICU did not initialize memory for a data structure correctly. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via renderer crash or execute arbitrary code with the privileges of the sandboxed render process. (CVE-2014-7940)
It was discovered that the fonts implementation did not initialize memory for a data structure correctly. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via renderer crash or execute arbitrary code with the privileges of the sandboxed render process. (CVE-2014-7942)
An out-of-bounds read was discovered in Skia. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via renderer crash. (CVE-2014-7943)
An out-of-bounds read was discovered in Blink. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via renderer crash. (CVE-2014-7946)
It was discovered that the AppCache proceeded with caching for SSL sessions even if there is a certificate error. A remote attacker could potentially exploit this by conducting a MITM attack to modify HTML application content. (CVE-2014-7948) …
- Record
USN-2476-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
ffmpegDebian:12 |
before 7:2.5.1-1 | 7:2.5.1-1 |
ffmpegDebian:13 |
before 7:2.5.1-1 | 7:2.5.1-1 |
ffmpegDebian:14 |
before 7:2.5.1-1 | 7:2.5.1-1 |
libavDebian:7 From an advisory covering 6 CVEs |
before 6:0.8.17-1, plus listed versions 6:0.8.10-16:0.8.12-16:0.8.13-16:0.8.15-16:0.8.16-1 Show 4 moreShow less6:0.8.6-16:0.8.7-16:0.8.8-16:0.8.9-1 |
6:0.8.17-1 |
chromium-browserRed Hat:rhel_extras:6 From an advisory covering 29 CVEs |
before 0:40.0.2214.91-1.el6_6 | 0:40.0.2214.91-1.el6_6 |
chromium-browser-debuginfoRed Hat:rhel_extras:6 From an advisory covering 29 CVEs |
before 0:40.0.2214.91-1.el6_6 | 0:40.0.2214.91-1.el6_6 |
chromium-browserUbuntu:14.04:LTS |
before 40.0.2214.94-0ubuntu0.14.04.1.1068, plus listed versions 29.0.1547.65-0ubuntu231.0.1650.63-0ubuntu1~20131204.132.0.1700.107-0ubuntu1~20140204.977.133.0.1750.152-0ubuntu1~pkg995.134.0.1847.116-0ubuntu2 Show 5 moreShow less36.0.1985.125-0ubuntu1.14.04.0~pkg102937.0.2062.94-0ubuntu0.14.04.1~pkg104237.0.2062.120-0ubuntu0.14.04.1~pkg104938.0.2125.111-0ubuntu0.14.04.1.106139.0.2171.65-0ubuntu0.14.04.1.1064 |
40.0.2214.94-0ubuntu0.14.04.1.1068 |
libavUbuntu:14.04:LTS |
before 6:9.20-0ubuntu0.14.04.1, plus listed versions 6:0.8.7-1ubuntu26:9.10-1ubuntu16:9.10-1ubuntu26:9.10-1ubuntu56:9.10-1ubuntu6 Show 7 moreShow less6:9.10-1ubuntu76:9.11-2ubuntu16:9.11-2ubuntu26:9.13-0ubuntu0.14.04.16:9.14-0ubuntu0.14.04.16:9.16-0ubuntu0.14.04.16:9.18-0ubuntu0.14.04.1 |
6:9.20-0ubuntu0.14.04.1 |
oxide-qtUbuntu:14.04:LTS |
before 1.4.2-0ubuntu0.14.04.1, plus listed versions 1.0.0~bzr437-0ubuntu11.0.0~bzr452-0ubuntu11.0.0~bzr475-0ubuntu11.0.0~bzr490-0ubuntu11.0.0~bzr501-0ubuntu1 Show 6 moreShow less1.0.0~bzr501-0ubuntu21.0.4-0ubuntu0.14.04.11.0.5-0ubuntu0.14.04.11.1.2-0ubuntu0.14.04.11.2.5-0ubuntu0.14.04.11.3.4-0ubuntu0.14.04.1 |
1.4.2-0ubuntu0.14.04.1 |
oxide-qtUbuntu:14.04:LTS From an advisory covering 21 CVEs |
before 1.4.2-0ubuntu0.14.04.1, plus listed versions 1.0.0~bzr437-0ubuntu11.0.0~bzr452-0ubuntu11.0.0~bzr475-0ubuntu11.0.0~bzr490-0ubuntu11.0.0~bzr501-0ubuntu1 Show 6 moreShow less1.0.0~bzr501-0ubuntu21.0.4-0ubuntu0.14.04.11.0.5-0ubuntu0.14.04.11.1.2-0ubuntu0.14.04.11.2.5-0ubuntu0.14.04.11.3.4-0ubuntu0.14.04.1 |
1.4.2-0ubuntu0.14.04.1 |
chromiumopenSUSE:Tumbleweed From an advisory covering 719 CVEs |
before 55.0.2883.75-3.1 | 55.0.2883.75-3.1 |
chromiumopenSUSE:Tumbleweed From an advisory covering 2310 CVEs |
before 113.0.5672.92-1.1 | 113.0.5672.92-1.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2014-7933 is a high vulnerability (CVSS 7.5) in Ffmpeg, published January 22, 2015. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.80%, the 86th percentile. Fixed in ffmpeg 7:2.5.1-1.
References
secunia.com/advisories/62665
code.google.com/p/chromium/issues/detail?id=427266
git.videolan.org?p=ffmpeg.git%3Ba=commit%3Bh=490a3ebf36821b81f73e34ad3f554cb523dd2682
googlechromereleases.blogspot.com/2015/01/stable-update.html
secunia.com/advisories/62575
ubuntu.com/usn/USN-2476-1
Show 194 moreShow less
securityfocus.com/bid/72288
security.gentoo.org/glsa/glsa-201502-13.xml
securitytracker.com/id/1031623
lists.opensuse.org/opensuse-security-announce/2015-03/msg00005.html
rhn.redhat.com/errata/RHSA-2015-0093.html
secunia.com/advisories/62383
nvd.nist.gov/vuln/detail/CVE-2014-7933
git.videolan.org?p=ffmpeg.git;a=commit;h=490a3ebf36821b81f73e34ad3f554cb523dd2682
github.com/advisories/GHSA-m52w-9gvm-79q5
security-tracker.debian.org/tracker/CVE-2014-7933
access.redhat.com/errata/RHSA-2015:0093
access.redhat.com/security/updates/classification
bugzilla.redhat.com/show_bug.cgi?id=1185202
bugzilla.redhat.com/show_bug.cgi?id=1185203
bugzilla.redhat.com/show_bug.cgi?id=1185204
bugzilla.redhat.com/show_bug.cgi?id=1185205
bugzilla.redhat.com/show_bug.cgi?id=1185206
bugzilla.redhat.com/show_bug.cgi?id=1185208
bugzilla.redhat.com/show_bug.cgi?id=1185209
bugzilla.redhat.com/show_bug.cgi?id=1185210
bugzilla.redhat.com/show_bug.cgi?id=1185211
bugzilla.redhat.com/show_bug.cgi?id=1185212
bugzilla.redhat.com/show_bug.cgi?id=1185213
bugzilla.redhat.com/show_bug.cgi?id=1185214
bugzilla.redhat.com/show_bug.cgi?id=1185215
bugzilla.redhat.com/show_bug.cgi?id=1185216
bugzilla.redhat.com/show_bug.cgi?id=1185217
bugzilla.redhat.com/show_bug.cgi?id=1185218
bugzilla.redhat.com/show_bug.cgi?id=1185219
bugzilla.redhat.com/show_bug.cgi?id=1185220
bugzilla.redhat.com/show_bug.cgi?id=1185221
bugzilla.redhat.com/show_bug.cgi?id=1185222
bugzilla.redhat.com/show_bug.cgi?id=1185223
bugzilla.redhat.com/show_bug.cgi?id=1185224
bugzilla.redhat.com/show_bug.cgi?id=1185225
bugzilla.redhat.com/show_bug.cgi?id=1185226
bugzilla.redhat.com/show_bug.cgi?id=1185229
bugzilla.redhat.com/show_bug.cgi?id=1185230
security.access.redhat.com/data/csaf/v2/advisories/2015/rhsa-2015_0093.json
access.redhat.com/security/cve/CVE-2014-7923
cve.org/CVERecord?id=CVE-2014-7923
nvd.nist.gov/vuln/detail/CVE-2014-7923
access.redhat.com/security/cve/CVE-2014-7924
cve.org/CVERecord?id=CVE-2014-7924
nvd.nist.gov/vuln/detail/CVE-2014-7924
access.redhat.com/security/cve/CVE-2014-7925
cve.org/CVERecord?id=CVE-2014-7925
nvd.nist.gov/vuln/detail/CVE-2014-7925
access.redhat.com/security/cve/CVE-2014-7926
cve.org/CVERecord?id=CVE-2014-7926
nvd.nist.gov/vuln/detail/CVE-2014-7926
access.redhat.com/security/cve/CVE-2014-7927
cve.org/CVERecord?id=CVE-2014-7927
nvd.nist.gov/vuln/detail/CVE-2014-7927
access.redhat.com/security/cve/CVE-2014-7928
cve.org/CVERecord?id=CVE-2014-7928
nvd.nist.gov/vuln/detail/CVE-2014-7928
access.redhat.com/security/cve/CVE-2014-7929
cve.org/CVERecord?id=CVE-2014-7929
nvd.nist.gov/vuln/detail/CVE-2014-7929
access.redhat.com/security/cve/CVE-2014-7930
cve.org/CVERecord?id=CVE-2014-7930
nvd.nist.gov/vuln/detail/CVE-2014-7930
access.redhat.com/security/cve/CVE-2014-7931
cve.org/CVERecord?id=CVE-2014-7931
nvd.nist.gov/vuln/detail/CVE-2014-7931
access.redhat.com/security/cve/CVE-2014-7932
cve.org/CVERecord?id=CVE-2014-7932
nvd.nist.gov/vuln/detail/CVE-2014-7932
access.redhat.com/security/cve/CVE-2014-7933
cve.org/CVERecord?id=CVE-2014-7933
access.redhat.com/security/cve/CVE-2014-7934
cve.org/CVERecord?id=CVE-2014-7934
nvd.nist.gov/vuln/detail/CVE-2014-7934
access.redhat.com/security/cve/CVE-2014-7935
cve.org/CVERecord?id=CVE-2014-7935
nvd.nist.gov/vuln/detail/CVE-2014-7935
access.redhat.com/security/cve/CVE-2014-7936
cve.org/CVERecord?id=CVE-2014-7936
nvd.nist.gov/vuln/detail/CVE-2014-7936
access.redhat.com/security/cve/CVE-2014-7937
cve.org/CVERecord?id=CVE-2014-7937
nvd.nist.gov/vuln/detail/CVE-2014-7937
access.redhat.com/security/cve/CVE-2014-7938
cve.org/CVERecord?id=CVE-2014-7938
nvd.nist.gov/vuln/detail/CVE-2014-7938
access.redhat.com/security/cve/CVE-2014-7939
cve.org/CVERecord?id=CVE-2014-7939
nvd.nist.gov/vuln/detail/CVE-2014-7939
access.redhat.com/security/cve/CVE-2014-7940
cve.org/CVERecord?id=CVE-2014-7940
nvd.nist.gov/vuln/detail/CVE-2014-7940
access.redhat.com/security/cve/CVE-2014-7941
cve.org/CVERecord?id=CVE-2014-7941
nvd.nist.gov/vuln/detail/CVE-2014-7941
access.redhat.com/security/cve/CVE-2014-7942
cve.org/CVERecord?id=CVE-2014-7942
nvd.nist.gov/vuln/detail/CVE-2014-7942
access.redhat.com/security/cve/CVE-2014-7943
cve.org/CVERecord?id=CVE-2014-7943
nvd.nist.gov/vuln/detail/CVE-2014-7943
access.redhat.com/security/cve/CVE-2014-7944
cve.org/CVERecord?id=CVE-2014-7944
nvd.nist.gov/vuln/detail/CVE-2014-7944
access.redhat.com/security/cve/CVE-2014-7945
cve.org/CVERecord?id=CVE-2014-7945
nvd.nist.gov/vuln/detail/CVE-2014-7945
access.redhat.com/security/cve/CVE-2014-7946
cve.org/CVERecord?id=CVE-2014-7946
nvd.nist.gov/vuln/detail/CVE-2014-7946
access.redhat.com/security/cve/CVE-2014-7947
cve.org/CVERecord?id=CVE-2014-7947
nvd.nist.gov/vuln/detail/CVE-2014-7947
access.redhat.com/security/cve/CVE-2014-7948
cve.org/CVERecord?id=CVE-2014-7948
nvd.nist.gov/vuln/detail/CVE-2014-7948
access.redhat.com/security/cve/CVE-2014-9654
bugzilla.redhat.com/show_bug.cgi?id=1190129
cve.org/CVERecord?id=CVE-2014-9654
nvd.nist.gov/vuln/detail/CVE-2014-9654
access.redhat.com/security/cve/CVE-2015-1205
bugzilla.redhat.com/show_bug.cgi?id=1185282
cve.org/CVERecord?id=CVE-2015-1205
nvd.nist.gov/vuln/detail/CVE-2015-1205
access.redhat.com/security/cve/CVE-2015-1346
bugzilla.redhat.com/show_bug.cgi?id=1185283
cve.org/CVERecord?id=CVE-2015-1346
nvd.nist.gov/vuln/detail/CVE-2015-1346
ubuntu.com/security/CVE-2014-7933
ubuntu.com/security/notices/USN-2476-1
ubuntu.com/security/CVE-2014-7923
ubuntu.com/security/CVE-2014-7924
ubuntu.com/security/CVE-2014-7925
ubuntu.com/security/CVE-2014-7926
ubuntu.com/security/CVE-2014-7927
ubuntu.com/security/CVE-2014-7928
ubuntu.com/security/CVE-2014-7929
ubuntu.com/security/CVE-2014-7930
ubuntu.com/security/CVE-2014-7931
ubuntu.com/security/CVE-2014-7932
ubuntu.com/security/CVE-2014-7934
ubuntu.com/security/CVE-2014-7937
ubuntu.com/security/CVE-2014-7938
ubuntu.com/security/CVE-2014-7940
ubuntu.com/security/CVE-2014-7942
ubuntu.com/security/CVE-2014-7943
ubuntu.com/security/CVE-2014-7946
ubuntu.com/security/CVE-2014-7948
ubuntu.com/security/CVE-2015-1205
ubuntu.com/security/CVE-2015-1346
suse.com/security/cve/CVE-2011-3015
suse.com/security/cve/CVE-2011-3016
suse.com/security/cve/CVE-2011-3017
suse.com/security/cve/CVE-2011-3018
suse.com/security/cve/CVE-2011-3019
suse.com/security/cve/CVE-2011-3020
suse.com/security/cve/CVE-2011-3021
suse.com/security/cve/CVE-2011-3022
suse.com/security/cve/CVE-2011-3023
suse.com/security/cve/CVE-2011-3024
suse.com/security/cve/CVE-2011-3025
suse.com/security/cve/CVE-2011-3026
suse.com/security/cve/CVE-2011-3027
suse.com/security/cve/CVE-2011-3031
suse.com/security/cve/CVE-2011-3032
suse.com/security/cve/CVE-2011-3033
suse.com/security/cve/CVE-2011-3034
suse.com/security/cve/CVE-2011-3035
suse.com/security/cve/CVE-2011-3036
suse.com/security/cve/CVE-2011-3037
suse.com/security/cve/CVE-2011-3038
suse.com/security/cve/CVE-2011-3039
suse.com/security/cve/CVE-2011-3040
suse.com/security/cve/CVE-2011-3041
suse.com/security/cve/CVE-2011-3042
suse.com/security/cve/CVE-2011-3043
suse.com/security/cve/CVE-2011-3044
suse.com/security/cve/CVE-2011-3045
suse.com/security/cve/CVE-2011-3046
suse.com/security/cve/CVE-2011-3047
suse.com/security/cve/CVE-2011-3049
suse.com/security/cve/CVE-2011-3050
suse.com/security/cve/CVE-2011-3051
suse.com/security/cve/CVE-2011-3052
suse.com/security/cve/CVE-2011-3053
suse.com/security/cve/CVE-2011-3054
suse.com/security/cve/CVE-2011-3055
suse.com/security/cve/CVE-2011-3056
suse.com/security/cve/CVE-2011-3057
suse.com/security/cve/CVE-2011-3058
suse.com/security/cve/CVE-2011-3059
suse.com/security/cve/CVE-2011-3060
suse.com/security/cve/CVE-2011-3061
suse.com/security/cve/CVE-2011-3062
Left out here: 2,288 references and the rest of 1 source description. The JSON record has them.