Vulnerability Monitor

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CVE-2014-2568

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.

Published

2014-03-24T16:40:48.403

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 2.9 (LOW)

CVSSv2 Vector

AV:A/AC:M/Au:N/C:P/I:N/A:N

Access Vector: ADJACENT_NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

5.5

Impact Score

2.9

Weaknesses

Type: Primary
CWE-416

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	≤ 3.13.6	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes

References

http://seclists.org/oss-sec/2014/q1/627 Mailing List, Third Party Advisory ([email protected])
http://secunia.com/advisories/59599 Broken Link ([email protected])
http://www.openwall.com/lists/oss-security/2014/03/20/16 Mailing List, Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/66348 Third Party Advisory, VDB Entry ([email protected])
http://www.ubuntu.com/usn/USN-2240-1 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1079012 Issue Tracking, Third Party Advisory ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/91922 Third Party Advisory, VDB Entry ([email protected])
https://lkml.org/lkml/2014/3/20/421 Exploit, Third Party Advisory ([email protected])
http://seclists.org/oss-sec/2014/q1/627 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/59599 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2014/03/20/16 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/66348 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2240-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1079012 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/91922 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://lkml.org/lkml/2014/3/20/421 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)