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CVE-2015-2922
The ndisc_router_discovery function in net/ipv6/ndisc.c in the Neighbor Discovery (ND) protocol implementation in the IPv6 stack in the…
- 3.3LowCVSS base score
- 3.0%Exploitation in 30 daysEPSS · top 12% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By mitre
- 53 days later
· 53 days later
Published
- 9 years later
· 9 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low3.3 | AV:A/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 3.0% · top 12% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.3.
Affected products
n/a
- affected n/a
References
19
- FEDORA-2015-6100 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2015-6294 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-3237 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- openSUSE-SU-2015:1382 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- FEDORA-2015-6320 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 1032417 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.19.6 (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SU-2015:1478 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20150404 Re: CVE Request : IPv6 Hop limit lowering via RA messages (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1203712 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2015:1534 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2015:1564 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://github.com/torvalds/linux/commit/6fd99094de2b83d1d4c8457f2c83483b2828e75a (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SU-2015:1224 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 74315 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- RHSA-2015:1221 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6fd99094de2b83d1d4c8457f2c83483b2828e75a (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2015-3007 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2015-2922)Record last updated .