CVE-2016-4485
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
The llc_cmsg_rcv function in net/llc/af_llc.c in the Linux kernel before 4.5.5 does not initialize a certain data structure, which allows attackers to obtain sensitive information from kernel stack memory by reading a message.
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
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 4.5.4-1 |
| debian | bullseye | fixed | 4.5.4-1 |
| debian | forky | fixed | 4.5.4-1 |
| debian | sid | fixed | 4.5.4-1 |
| debian | trixie | fixed | 4.5.4-1 |
| ubuntu | 12.04 | affected | |
| ubuntu | 14.04 | affected | |
| ubuntu | 15.10 | affected | |
| ubuntu | 16.04 | affected | |
| suse | 11 | affected | |
| linux-kernel | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| novell | suse_linux_enterprise_software_development_kit | 11.0 | |
References
- https://www.suse.com/security/cve/CVE-2016-4485.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b8670c09f37bdf2847cc44f36511a53afc6161fd
- 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/2016/05/04/26
- http://www.securityfocus.com/bid/90015
- http://www.ubuntu.com/usn/USN-2989-1
- http://www.ubuntu.com/usn/USN-2996-1
- http://www.ubuntu.com/usn/USN-2997-1
- http://www.ubuntu.com/usn/USN-2998-1
- http://www.ubuntu.com/usn/USN-3000-1
- http://www.ubuntu.com/usn/USN-3001-1
- http://www.ubuntu.com/usn/USN-3002-1
- http://www.ubuntu.com/usn/USN-3003-1
- http://www.ubuntu.com/usn/USN-3004-1
- http://www.ubuntu.com/usn/USN-3005-1
- http://www.ubuntu.com/usn/USN-3006-1
- http://www.ubuntu.com/usn/USN-3007-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1333309
- https://github.com/torvalds/linux/commit/b8670c09f37bdf2847cc44f36511a53afc6161fd
- https://security-tracker.debian.org/tracker/CVE-2016-4485
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.