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CVE-2016-4580
The x25_negotiate_facilities function in net/x25/x25_facilities.c in the Linux kernel before 4.5.5 does not properly initialize a certain…
High7.5EPSS 4.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The x25_negotiate_facilities function in net/x25/x25_facilities.c in the Linux kernel before 4.5.5 does not properly initialize a certain data structure, which allows attackers to obtain sensitive information from kernel stack memory via an X.25 Call Request.
Timeline
ID reserved
By mitre
- 12 days later
· 12 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 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 4.1% · top 9.3% 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: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (22)
- [oss-security] 20160510 CVE Request: x25: a kernel infoleak in x25_negotiate_facilities() (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://github.com/torvalds/linux/commit/79e48650320e6fba48369fccf13fd045315b19b8 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-3017-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- SUSE-SU-2016:1985 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- USN-3017-3 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3018-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3021-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3017-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3019-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- openSUSE-SU-2016:1641 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=79e48650320e6fba48369fccf13fd045315b19b8 (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-3607 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- USN-3016-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3016-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- SUSE-SU-2016:1672 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- USN-3021-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3018-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 90528 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- USN-3016-3 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3016-4 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3020-1 (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)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://cveledger.app/cve/CVE-2016-4580)Record last updated .