CVE-2015-2922
LOW severity · CVSS 3.3 · CWE-17
3.3CVSS LOW
Summary
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.
Impact & exploitability
Attack vectorAdjacent
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)3%
AV:A/AC:L/Au:N/C:N/I:N/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6fd99094de2b83d1d4c8457f2c83483b2828e75a
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155804.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155854.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155908.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00023.html
- http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00011.html
- http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00004.html
- http://rhn.redhat.com/errata/RHSA-2015-1221.html