CVE-2014-2568

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Summary

CVECVE-2014-2568
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-03-24 16:40:48 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionUse-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.

Risk And Classification

Primary CVSS: v2.0 2.9 from [email protected]

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

Problem Types: CWE-416 | n/a

CVSS v2.0 Breakdown

Access Vector
Adjacent
Access Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com Third Party Advisory, VDB Entry
Bug 1079012 – CVE-2014-2568 kernel: net: potential information leak when ubuf backed skbs are skb_zerocopy()ied af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Third Party Advisory
Linux Kernel CVE-2014-2568 Information Disclosure Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
LKML: Zoltan Kiss: [PATCH v3] core, nfqueue, openvswitch: Orphan frags in skb_zerocopy and handle errors af854a3a-2127-422b-91ae-364da2661108 lkml.org Exploit, Third Party Advisory
oss-sec: CVE request -- kernel: net: potential information leak when ubuf backed skbs are skb_zerocopy()ied af854a3a-2127-422b-91ae-364da2661108 seclists.org Mailing List, Third Party Advisory
Security Advisory SA59599 - Ubuntu update for kernel - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
USN-2240-1: Linux kernel vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
oss-security - Re: CVE request -- kernel: net: potential information leak when ubuf backed skbs are skb_zerocopy()ied af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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