CVE-2012-1940
Firefox 4.x-12.0 and ESR 10.x < 10.0.5 - Use-After-Free in nsFrameList
Title source: llmDescription
Use-after-free vulnerability in the nsFrameList::FirstChild function in Mozilla Firefox 4.x through 12.0, Firefox ESR 10.x before 10.0.5, Thunderbird 5.0 through 12.0, Thunderbird ESR 10.x before 10.0.5, and SeaMonkey before 2.10 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption and application crash) by changing the size of a container of absolutely positioned elements in a column.
References (12)
Core 12
Core References
Vendor Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2012-0710.html
Vendor Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2012-0715.html
Vendor Advisory vendor-advisory
x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2012:088
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2012/dsa-2488
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2012/dsa-2499
Vendor Advisory x_refsource_confirm
http://www.mozilla.org/security/announce/2012/mfsa2012-40.html
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2012-06/msg00012.html
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2012-06/msg00015.html
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2012/dsa-2489
Issue Tracking x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=747688
Third Party Advisory, VDB Entry vdb-entry
signature
x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17054
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/53794
Scores
EPSS
0.0453
EPSS Percentile
90.5%
Details
CWE
CWE-399
Status
published
Products (33)
mozilla/firefox
4.0 (13 CPE variants)
mozilla/firefox
4.0.1
mozilla/firefox
5.0
mozilla/firefox
5.0.1
mozilla/firefox
6.0
mozilla/firefox
6.0.1
mozilla/firefox
6.0.2
mozilla/firefox
7.0
mozilla/firefox
7.0.1
mozilla/firefox
8.0
... and 23 more
Published
Jun 05, 2012
Tracked Since
Feb 18, 2026