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CVE-2016-8646
The hash_accept function in crypto/algif_hash.c in the Linux kernel before 4.3.6 allows local users to cause a denial of service (OOPS) by…
Medium5.5EPSS 0.43%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The hash_accept function in crypto/algif_hash.c in the Linux kernel before 4.3.6 allows local users to cause a denial of service (OOPS) by attempting to trigger use of in-kernel hash algorithms for a socket that has received zero bytes of data.
Timeline
ID reserved
By redhat
- 47 days later
· 47 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 | Medium5.5 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.43% · top 63% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
n/a
- affected n/a
References (9)
- https://bugzilla.redhat.com/show_bug.cgi?id=1388821 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2017:1308 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4afa5f9617927453ac04b24b584f6c718dfb4f45 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 94309 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.6 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/torvalds/linux/commit/4afa5f9617927453ac04b24b584f6c718dfb4f45 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2017:1298 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [oss-security] 20161115 CVE-2016-8646: linux kernel - oops in shash_async_export() (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2017:1297 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_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)
- 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-2016-8646)Record last updated .