Vulnerability Description
Use-after-free vulnerability in the nfqnl_zcopy function in net/netfilter/nfnetlink_queue_core.c in the Linux kernel through 3.13.6 allows attackers to obtain sensitive information from kernel memory by leveraging the absence of a certain orphaning operation. NOTE: the affected code was moved to the skb_zerocopy function in net/core/skbuff.c before the vulnerability was announced.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.0, <= 3.13.6 |
| Canonical | Ubuntu Linux | 14.04 |
Related Weaknesses (CWE)
References
- http://seclists.org/oss-sec/2014/q1/627Mailing ListThird Party Advisory
- http://secunia.com/advisories/59599Broken Link
- http://www.openwall.com/lists/oss-security/2014/03/20/16Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/66348Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2240-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1079012Issue TrackingThird Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/91922Third Party AdvisoryVDB Entry
- https://lkml.org/lkml/2014/3/20/421ExploitThird Party Advisory
- http://seclists.org/oss-sec/2014/q1/627Mailing ListThird Party Advisory
- http://secunia.com/advisories/59599Broken Link
- http://www.openwall.com/lists/oss-security/2014/03/20/16Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/66348Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2240-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1079012Issue TrackingThird Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/91922Third Party AdvisoryVDB Entry
FAQ
What is CVE-2014-2568?
CVE-2014-2568 is a vulnerability with a CVSS score of 2.9 (LOW). Use-after-free vulnerability in the nfqnl_zcopy function in net/netfilter/nfnetlink_queue_core.c in the Linux kernel through 3.13.6 allows attackers to obtain sensitive information from kernel memory ...
How severe is CVE-2014-2568?
CVE-2014-2568 has been rated LOW with a CVSS base score of 2.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-2568?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux.