CVE & CISA-KEV Catalog

CVE-2015-2922

LOWEPSS 86th pctl
3.3
CVSS v2
NVD

Description

The 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.

CWE-17

How to fix

Remediation Available
linuxDebian
Fixed in:3.16.7-ckt9-1CVE-2015-2922
Fixed in:3.16.7-ckt9-1CVE-2015-2922
Fixed in:3.16.7-ckt9-1CVE-2015-2922
Fixed in:3.16.7-ckt9-1CVE-2015-2922
linuxUbuntu
Fixed in:3.13.0-51.84USN-2588-1
linux-image-3.13.0-51-genericUbuntu
Fixed in:3.13.0-51.84USN-2588-1
linux-image-3.13.0-51-generic-lpaeUbuntu
Fixed in:3.13.0-51.84USN-2588-1
linux-image-3.13.0-51-lowlatencyUbuntu
Fixed in:3.13.0-51.84USN-2588-1
linux-image-3.13.0-51-powerpc-e500Ubuntu
Fixed in:3.13.0-51.84USN-2588-1
linux-image-3.13.0-51-powerpc-e500mcUbuntu
Fixed in:3.13.0-51.84USN-2588-1
linux-image-3.13.0-51-powerpc-smpUbuntu
Fixed in:3.13.0-51.84USN-2588-1
linux-image-3.13.0-51-powerpc64-embUbuntu
Fixed in:3.13.0-51.84USN-2588-1
linux-image-3.13.0-51-powerpc64-smpUbuntu
Fixed in:3.13.0-51.84USN-2588-1
linux-image-3.16.0-36-genericUbuntu
Fixed in:3.16.0-36.48~14.04.1USN-2589-1
linux-image-3.16.0-36-generic-lpaeUbuntu
Fixed in:3.16.0-36.48~14.04.1USN-2589-1
linux-image-3.16.0-36-lowlatencyUbuntu
Fixed in:3.16.0-36.48~14.04.1USN-2589-1
linux-image-3.16.0-36-powerpc-e500mcUbuntu
Fixed in:3.16.0-36.48~14.04.1USN-2589-1
linux-image-3.16.0-36-powerpc-smpUbuntu
Fixed in:3.16.0-36.48~14.04.1USN-2589-1
linux-image-3.16.0-36-powerpc64-embUbuntu
Fixed in:3.16.0-36.48~14.04.1USN-2589-1
linux-image-3.16.0-36-powerpc64-smpUbuntu
Fixed in:3.16.0-36.48~14.04.1USN-2589-1
linux-lts-utopicUbuntu
Fixed in:3.16.0-36.48~14.04.1USN-2589-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

3.05%probability of exploitation in 30 days
86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Issue Tracking1
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CVE-2015-2922 severity badge

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.