{"cve":"CVE-2015-2922","nvd":{"published":"2015-05-27T10:59:06.987","modified":"2026-06-17T00:24:58.217","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-17"],"references":["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.html","http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155854.html","http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155908.html","http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00023.html"],"products":["debian:debian_linux","fedoraproject:fedora","linux:linux_kernel","oracle:linux","oracle:solaris","redhat:enterprise_mrg"],"source":"nvd","synced_at":"2026-10-19T20:36:40.444340523+00:00"},"epss":{"cve":"CVE-2015-2922","score":0.03006,"percentile":0.87391,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}