CVE-2013-4348
HIGH severity · CVSS 7.1 · CWE-399
7.1CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)9%
AV:N/AC:M/Au:N/C:N/I:N/A:C
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/cgit/linux/kernel/git/davem/net.git/commit/?id=6f092343855a71e03b8d209815d8c45bf3a27fcd ↗
Additional information
- NVD record
- https://git.kernel.org/cgit/linux/kernel/git/davem/net.git/commit/?id=6f092343855a71e03b8d209815d8c45bf3a27fcdPatch
- http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2013-1490.htmlAdvisory
- http://www.ubuntu.com/usn/USN-2070-1Advisory
- http://www.ubuntu.com/usn/USN-2075-1Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1007939Advisory