{"cve":"CVE-2015-8215","nvd":{"published":"2015-11-16T21:59:01.607","modified":"2026-06-17T00:34:07.723","status":"Modified","description":"net/ipv6/addrconf.c in the IPv6 stack in the Linux kernel before 4.0 does not validate attempted changes to the MTU value, which allows context-dependent attackers to cause a denial of service (packet loss) via a value that is (1) smaller than the minimum compliant value or (2) larger than the MTU of an interface, as demonstrated by a Router Advertisement (RA) message that is not validated by a daemon, a different vulnerability than CVE-2015-0272.  NOTE: the scope of CVE-2015-0272 is limited to the NetworkManager product.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=77751427a1ff25b27d47a4c36b12c3c8667855ac","http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.html","http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00018.html","http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.html","http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.html"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T20:37:45.466985407+00:00"},"epss":{"cve":"CVE-2015-8215","score":0.03693,"percentile":0.89712,"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."]}