CVE-2016-4580
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
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.
Predictions
Exploit likelihood
83%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Linux kernel Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Ubuntu Affected 4 releases
| Version | Status | Fixed in |
|---|---|---|
| 16.04 | Affected | — |
| 15.10 | Affected | — |
| 14.04 | Affected | — |
| 12.04 | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 4.5.5-1 |
| sid | Fixed | 4.5.5-1 |
| forky | Fixed | 4.5.5-1 |
| bullseye | Fixed | 4.5.5-1 |
| bookworm | Fixed | 4.5.5-1 |
References
- https://www.suse.com/security/cve/CVE-2016-4580.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=79e48650320e6fba48369fccf13fd045315b19b8
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
- http://www.debian.org/security/2016/dsa-3607
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5
- http://www.openwall.com/lists/oss-security/2016/05/10/12
- http://www.securityfocus.com/bid/90528
- http://www.ubuntu.com/usn/USN-3016-1
- http://www.ubuntu.com/usn/USN-3016-2
- http://www.ubuntu.com/usn/USN-3016-3
- http://www.ubuntu.com/usn/USN-3016-4
- http://www.ubuntu.com/usn/USN-3017-1
- http://www.ubuntu.com/usn/USN-3017-2
- http://www.ubuntu.com/usn/USN-3017-3
- http://www.ubuntu.com/usn/USN-3018-1
- http://www.ubuntu.com/usn/USN-3018-2
- http://www.ubuntu.com/usn/USN-3019-1
- http://www.ubuntu.com/usn/USN-3020-1
- http://www.ubuntu.com/usn/USN-3021-1
- http://www.ubuntu.com/usn/USN-3021-2
- https://github.com/torvalds/linux/commit/79e48650320e6fba48369fccf13fd045315b19b8
- https://security-tracker.debian.org/tracker/CVE-2016-4580
CWEs
CWE-200
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.