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Vulnerability record · CVE-2014-1478 · published 6 February 2014

CVE-2014-1478: Mozilla firefox out-of-bounds write vulnerability

Mozilla · Firefox

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 27.0 and SeaMonkey before 2.24 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to the MPostWriteBarrier class in js/src/jit/MIR.h and stack alignment in js/src/jit/AsmJS.cpp in OdinMonkey, and unknown other vectors.

10.0 CVSS 2.0 High EPSS 7.0% · top 6.1% CWE-787 · Out-of-bounds write
10.0CVSS 2.0 base score
7.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
78References
17 Jun 2026Last modified by NVD

Description

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 27.0 and SeaMonkey before 2.24 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to the MPostWriteBarrier class in js/src/jit/MIR.h and stack alignment in js/src/jit/AsmJS.cpp in OdinMonkey, and unknown other vectors.

AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00004.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00005.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00017.html Mailing ListThird Party Advisory
http://osvdb.org/102865 Broken Link
http://secunia.com/advisories/56706 Broken Link
http://secunia.com/advisories/56767 Broken Link
http://secunia.com/advisories/56787 Broken Link
http://secunia.com/advisories/56888 Broken Link
http://secunia.com/advisories/56922 Broken Link
http://www.mozilla.org/security/announce/2014/mfsa2014-01.html Vendor Advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html Third Party Advisory
http://www.securityfocus.com/bid/65324 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1029717 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1029720 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1029721 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2102-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-2102-2 Third Party Advisory
https://8pecxstudios.com/?page_id=44080 Broken LinkURL Repurposed
https://bugzilla.mozilla.org/show_bug.cgi?id=867597 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=911707 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=911845 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=916635 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=922603 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=924348 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=925308 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=932162 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=938431 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=939472 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=942152 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=942940 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=944278 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=944321 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=944851 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=945585 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=946733 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=950452 Issue TrackingVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=953373 Issue TrackingVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/90900 Third Party AdvisoryVDB Entry
https://security.gentoo.org/glsa/201504-01 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00004.html Mailing ListThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2014-1478), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.