CVE-2015-4487

Description

The nsTSubstring::ReplacePrep function in Mozilla Firefox before 40.0, Firefox ESR 38.x before 38.2, and Firefox OS before 2.2 might allow remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via unknown vectors, related to an "overflow."

Category

7.5
CVSS
Severity: High
CVSS 2.0 •
EPSS 2.18% Top 20%
Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory mozilla.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.debian.org/security/2015/dsa-3410 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00025.html vendor advisory
http://www.ubuntu.com/usn/USN-2712-1 vendor advisory
http://lists.opensuse.org/opensuse-updates/2015-08/msg00031.html vendor advisory
http://www.ubuntu.com/usn/USN-2702-3 vendor advisory
http://rhn.redhat.com/errata/RHSA-2015-1682.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00014.html third party advisory vendor advisory
http://lists.opensuse.org/opensuse-updates/2015-08/msg00030.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2015-1586.html vendor advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html third party advisory
http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00016.html vendor advisory
http://www.securitytracker.com/id/1033247 vdb entry
http://www.ubuntu.com/usn/USN-2702-2 third party advisory vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1171603 issue tracking
http://www.ubuntu.com/usn/USN-2702-1 third party advisory vendor advisory
https://security.gentoo.org/glsa/201605-06 vendor advisory
http://www.securitytracker.com/id/1033372 vdb entry
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00021.html vendor advisory
http://www.debian.org/security/2015/dsa-3333 vendor advisory
http://www.mozilla.org/security/announce/2015/mfsa2015-90.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00015.html third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2015-4487?
CVE-2015-4487 has been scored as a high severity vulnerability.
How to fix CVE-2015-4487?
To fix CVE-2015-4487, 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-2015-4487 being actively exploited in the wild?
It is possible that CVE-2015-4487 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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