CVE-2015-2922

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Summary

CVECVE-2015-2922
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2015-05-27 10:59:06 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionThe ndisc_router_discovery function in net/ipv6/ndisc.c in the Neighbor Discovery (ND) protocol implementation in the IPv6 stack in the Linux kernel before 3.19.6 allows remote attackers to reconfigure a hop-limit setting via a small hop_limit value in a Router Advertisement (RA) message.

Risk And Classification

Primary CVSS: v2.0 3.3 from [email protected]

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

Problem Types: CWE-17 | n/a

CVSS v2.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 7.0 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Fedoraproject Fedora 20 All All All
Operating System Fedoraproject Fedora 21 All All All
Operating System Fedoraproject Fedora 22 All All All
Operating System Linux Linux Kernel All All All All
Operating System Oracle Linux 5.0 All All All
Operating System Oracle Solaris 11.3 All All All
Operating System Redhat Enterprise Mrg 2.5 All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
[SECURITY] Fedora 21 Update: kernel-3.19.4-200.fc21 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Third Party Advisory
[security-announce] SUSE-SU-2015:1224-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
ipv6: Don't reduce hop limit for an interface · torvalds/linux@6fd9909 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com
Linux Kernel IPv6 ndisc_router_discovery() Bug Lets Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
[SECURITY] Fedora 22 Update: kernel-4.0.0-1.fc22 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Third Party Advisory
oss-security - Re: CVE Request : IPv6 Hop limit lowering via RA messages af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Exploit
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
Oracle Solaris Third Party Bulletin - October 2015 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Third Party Advisory
Linux Kernel CVE-2015-2922 Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Bug 1203712 – CVE-2015-2922 kernel: denial of service (DoS) attack against IPv6 network stacks due to improper handling of Router Advertisements. af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking
Debian -- Security Information -- DSA-3237-1 linux af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
Oracle Linux Bulletin - January 2016 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Third Party Advisory
[SECURITY] Fedora 20 Update: kernel-3.19.4-100.fc20 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Third Party Advisory
[security-announce] SUSE-SU-2015:1478-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
[security-announce] openSUSE-SU-2015:1382-1: important: Security update af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.19.6 af854a3a-2127-422b-91ae-364da2661108 www.kernel.org Exploit, Vendor Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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