CVE-2011-2998

Description

Integer underflow in Mozilla Firefox 3.6.x before 3.6.23 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via JavaScript code containing a large RegExp expression.

Category

10.0
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 2.77% Top 15%
Vendor Advisory mandriva.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory mandriva.com Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory mandriva.com Vendor Advisory debian.org Vendor Advisory mozilla.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.mandriva.com/security/advisories?name=MDVSA-2011:139 vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=684815
http://www.mozilla.org/security/announce/2011/mfsa2011-37.html vendor advisory
http://www.debian.org/security/2011/dsa-2312 vendor advisory
http://www.redhat.com/support/errata/RHSA-2011-1341.html vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14012 signature vdb entry
http://www.mandriva.com/security/advisories?name=MDVSA-2011:141 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00020.html vendor advisory
http://www.debian.org/security/2011/dsa-2317 vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2011:140 vendor advisory
http://www.debian.org/security/2011/dsa-2313 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2011-2998?
CVE-2011-2998 has been scored as a critical severity vulnerability.
How to fix CVE-2011-2998?
To fix CVE-2011-2998, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-2998 being actively exploited in the wild?
It is possible that CVE-2011-2998 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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