Back
CVE-2014-1512
Use-after-free vulnerability in the TypeObject class in the JavaScript engine in Mozilla Firefox before 28.0, Firefox ESR 24.x before…
High10.0EPSS 29.1%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
Use-after-free vulnerability in the TypeObject class in the JavaScript engine in Mozilla Firefox before 28.0, Firefox ESR 24.x before 24.4, Thunderbird before 24.4, and SeaMonkey before 2.25 allows remote attackers to execute arbitrary code by triggering extensive memory consumption while garbage collection is occurring, as demonstrated by improper handling of BumpChunk objects.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 29.1% · top 1.8% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Weakness
Affected products
n/a
- affected n/a
References (15)
- http://www.mozilla.org/security/announce/2014/mfsa2014-30.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2014:0310 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://bugzilla.mozilla.org/show_bug.cgi?id=982957 (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-2911 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- GLSA-201504-01 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- SUSE-SU-2014:0418 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-2151-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- DSA-2881 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- openSUSE-SU-2014:0419 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- RHSA-2014:0316 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- openSUSE-SU-2014:0584 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- openSUSE-SU-2014:0448 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 20140326 VUPEN Security Research - Mozilla Firefox "BumpChunk" Object Processing Use-after-free (Pwn2Own) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 66209 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2014-1512)Record last updated .