CVE-2016-5243
medium
CVSS v3
5.5
CVSS v4 NEW
โ
VIR risk
5.5
Description
The tipc_nl_compat_link_dump function in net/tipc/netlink_compat.c in the Linux kernel through 4.6.3 does not properly copy a certain string, which allows local users to obtain sensitive information from kernel stack memory by reading a Netlink message.
Predictions
Exploit likelihood
55%
Patch ETA
โ
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 โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ 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 | 4.6.2-1 |
| debian | bullseye | fixed | 4.6.2-1 |
| debian | forky | fixed | 4.6.2-1 |
| debian | sid | fixed | 4.6.2-1 |
| debian | trixie | fixed | 4.6.2-1 |
| linux-kernel | affected | |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5d2be1422e02ccd697ccfcd45c85b4a26e6178e2
- http://www.debian.org/security/2016/dsa-3607
- http://www.openwall.com/lists/oss-security/2016/06/03/4
- http://www.securityfocus.com/bid/91334
- http://www.ubuntu.com/usn/USN-3049-1
- http://www.ubuntu.com/usn/USN-3050-1
- http://www.ubuntu.com/usn/USN-3051-1
- http://www.ubuntu.com/usn/USN-3052-1
- http://www.ubuntu.com/usn/USN-3053-1
- http://www.ubuntu.com/usn/USN-3054-1
- http://www.ubuntu.com/usn/USN-3055-1
- http://www.ubuntu.com/usn/USN-3056-1
- http://www.ubuntu.com/usn/USN-3057-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1343335
- https://github.com/torvalds/linux/commit/5d2be1422e02ccd697ccfcd45c85b4a26e6178e2
- https://patchwork.ozlabs.org/patch/629100/
- https://www.suse.com/security/cve/CVE-2016-5243.html
- https://security-tracker.debian.org/tracker/CVE-2016-5243
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.