CVE-2016-1974

Description

The nsScannerString::AppendUnicodeTo function in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7 does not verify that memory allocation succeeds, which allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via crafted Unicode data in an HTML, XML, or SVG document.

Category

8.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.71% Top 30%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory gentoo.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory mozilla.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00091.html third party advisory vendor advisory
http://www.mozilla.org/security/announce/2016/mfsa2016-34.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00068.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00006.html third party advisory vendor advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00027.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00008.html third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00089.html vendor advisory
http://www.ubuntu.com/usn/USN-2917-1 vendor advisory
http://www.debian.org/security/2016/dsa-3520 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00007.html third party advisory vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1228103 issue tracking
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00093.html vendor advisory
http://www.debian.org/security/2016/dsa-3510 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html vendor advisory
http://www.securitytracker.com/id/1035215 vdb entry
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00050.html vendor advisory
https://security.gentoo.org/glsa/201605-06 vendor advisory
http://www.ubuntu.com/usn/USN-2934-1 vendor advisory
http://www.ubuntu.com/usn/USN-2917-2 vendor advisory
http://www.ubuntu.com/usn/USN-2917-3 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-1974?
CVE-2016-1974 has been scored as a high severity vulnerability.
How to fix CVE-2016-1974?
To fix CVE-2016-1974, 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-2016-1974 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-1974 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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