Mozilla: Use-after-free in the Text Track Manager for HTML video (MFSA 2014-39)
Published Apr 30, 2014
9.3
HIGHCVSS 2.0
EPSS 4.41%
Description
The mozilla::dom::TextTrack::AddCue function in Mozilla Firefox before 29.0 and SeaMonkey before 2.26 does not properly perform garbage collection for Text Track Manager variables, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and heap memory corruption) via a crafted VIDEO element in an HTML document.
Affected products
No data.
Configuration 2
- 12.04
- 12.10
- 13.10
- 14.04
Configuration 4
- 19
No data.
Red Hat Enterprise Linux 5
firefox
Not affected
Red Hat Enterprise Linux 5
thunderbird
Not affected
Red Hat Enterprise Linux 6
firefox
Not affected
Red Hat Enterprise Linux 6
thunderbird
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | firefox | Not affected | n/a |
| Red Hat Enterprise Linux 5 | thunderbird | Not affected | n/a |
| Red Hat Enterprise Linux 6 | firefox | Not affected | n/a |
| Red Hat Enterprise Linux 6 | thunderbird | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue does not affect the version of firefox and thunderbird as shipped with Red Hat Enterprise Linux 5 and 6
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:M/Au:N/C:C/I:C/A:C
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 3, 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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 4.41% (0.04414) | 91.05th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.41% (0.04414) | 90.06th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.31% (0.01307) | 77.94th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.19% (0.04189) | 80.86th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.31% (0.01307) | 78.40th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.83% (0.01832) | 88.73th | v3 (v2023.03.01) |
| Jul 20, 2024 | 1.83% (0.01832) | 88.43th | v3 (v2023.03.01) |
| Apr 7, 2023 | 1.83% (0.01832) | 86.43th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.41% (0.02413) | 88.20th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.60% (0.06604) | 91.53th | v2 (v2022.01.01) |
| Apr 1, 2022 | 6.60% (0.06604) | 90.72th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.60% (0.06604) | 78.62th | v2 (v2022.01.01) |
References (15)
- http://lists.fedoraproject.org/pipermail/package-announce/2014-May/132437.html vendor-advisoryx_refsource_FEDORAThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2014-05/msg00010.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2014-05/msg00033.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://secunia.com/advisories/59866 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://www.mozilla.org/security/announce/2014/mfsa2014-39.html x_refsource_CONFIRMVendor Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html x_refsource_CONFIRMThird Party Advisory
- http://www.securitytracker.com/id/1030163 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1030164 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2185-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2014-1525 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=989210 x_refsource_CONFIRMIssue TrackingPatchVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1095070 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2014-1525
- https://security.gentoo.org/glsa/201504-01 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2014-1525
Change history (0)
No recorded changes yet.