CVE-2012-1940

HIGH

Description

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

http://lists.opensuse.org/opensuse-security-announce/2012-06/msg00012.html

http://lists.opensuse.org/opensuse-security-announce/2012-06/msg00015.html

http://rhn.redhat.com/errata/RHSA-2012-0710.html

http://rhn.redhat.com/errata/RHSA-2012-0715.html

http://www.debian.org/security/2012/dsa-2488

http://www.debian.org/security/2012/dsa-2489

http://www.debian.org/security/2012/dsa-2499

http://www.mandriva.com/security/advisories?name=MDVSA-2012:088

http://www.mozilla.org/security/announce/2012/mfsa2012-40.html

http://www.securityfocus.com/bid/53794

https://bugzilla.mozilla.org/show_bug.cgi?id=747688

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17054

Details

Source: MITRE

Published: 2012-06-05

Updated: 2018-01-05

Type: CWE-399

Risk Information

CVSS v2.0

Base Score: 9.3

Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 8.6

Severity: HIGH