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CVE-2016-3951
Double free vulnerability in drivers/net/usb/cdc_ncm.c in the Linux kernel before 4.5 allows physically proximate attackers to cause a…
- 4.6MediumCVSS base score
- 0.59%Exploitation in 30 daysEPSS · top 52% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Double free vulnerability in drivers/net/usb/cdc_ncm.c in the Linux kernel before 4.5 allows physically proximate attackers to cause a denial of service (system crash) or possibly have unspecified other impact by inserting a USB device with an invalid USB descriptor.
Timeline
ID reserved
By mitre
- 27 days later
· 27 days later
Published
- 8 years later
· 8 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 | 3.0 | Medium4.6 | CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.59% · top 52% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.6.
Affected products
n/a
- affected n/a
References
23
- SUSE-SU-2016:1690 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- USN-3004-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3001-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://github.com/torvalds/linux/commit/4d06dd537f95683aba3651098ae288b7cbff8274 (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SU-2016:1696 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1324782 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-3021-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1666984c8625b3db19a9abc298931d35ab7bc64b (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SU-2016:1764 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- USN-3000-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- DSA-3607 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 91028 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1036763 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- USN-3002-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3021-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- [oss-security] 20160406 Fwd: CVE Request: Linux: usbnet: memory corruption triggered by invalid USB descriptor (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://github.com/torvalds/linux/commit/1666984c8625b3db19a9abc298931d35ab7bc64b (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-2989-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- [netdev] 20160304 Re: Possible double-free in the usbnet driver (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- openSUSE-SU-2016:1382 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- USN-3003-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4d06dd537f95683aba3651098ae288b7cbff8274 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-2998-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_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-2016-4963 (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-2016-3951)Record last updated .