CVE-2013-4348

Public Exploit

Description

The skb_flow_dissect function in net/core/flow_dissector.c in the Linux kernel through 3.12 allows remote attackers to cause a denial of service (infinite loop) via a small value in the IHL field of a packet with IPIP encapsulation.

Category

7.1
CVSS
Severity: High
CVSS 2.0 •
EPSS 6.56% Top 10%
Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2013-1490.html third party advisory vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1007939 issue tracking third party advisory
http://www.ubuntu.com/usn/USN-2070-1 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.html mailing list third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2075-1 third party advisory vendor advisory
https://git.kernel.org/cgit/linux/kernel/git/davem/net.git/commit/?id=6f092343855a71e03b8d209815d8c45bf3a27fcd exploit patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-4348?
CVE-2013-4348 has been scored as a high severity vulnerability.
How to fix CVE-2013-4348?
To fix CVE-2013-4348, 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-2013-4348 being actively exploited in the wild?
It is possible that CVE-2013-4348 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~7% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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