CVE-2015-7218

Description

The HTTP/2 implementation in Mozilla Firefox before 43.0 allows remote attackers to cause a denial of service (integer underflow, assertion failure, and application exit) via a single-byte header frame that triggers incorrect memory allocation.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.18% Top 25%
Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory mozilla.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://security.gentoo.org/glsa/201512-10 vendor advisory
http://lists.opensuse.org/opensuse-updates/2015-12/msg00104.html vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1194818
http://lists.opensuse.org/opensuse-updates/2016-02/msg00008.html vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174253.html vendor advisory
http://www.mozilla.org/security/announce/2015/mfsa2015-142.html vendor advisory
http://www.ubuntu.com/usn/USN-2833-1 vendor advisory
http://www.securityfocus.com/bid/79280 vdb entry
http://lists.opensuse.org/opensuse-updates/2016-02/msg00007.html vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174083.html vendor advisory
http://www.securitytracker.com/id/1034426 vdb entry

Frequently Asked Questions

What is the severity of CVE-2015-7218?
CVE-2015-7218 has been scored as a medium severity vulnerability.
How to fix CVE-2015-7218?
To fix CVE-2015-7218, 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-2015-7218 being actively exploited in the wild?
It is possible that CVE-2015-7218 is being exploited or will be exploited in a near future based on public information. 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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