CVE-2016-3841
high
CVSS v3
7.3
CVSS v4 NEW
—
VIR risk
7.3
Description
The IPv6 stack in the Linux kernel before 4.3.3 mishandles options data, which allows local users to gain privileges or cause a denial of service (use-after-free and system crash) via a crafted sendmsg system call.
Predictions
Exploit likelihood
72%
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 | 4.3.3-1 |
| debian | bullseye | fixed | 4.3.3-1 |
| debian | forky | fixed | 4.3.3-1 |
| debian | sid | fixed | 4.3.3-1 |
| debian | trixie | fixed | 4.3.3-1 |
| linux-kernel | affected | 3.2.75 |
References
- https://www.suse.com/security/cve/CVE-2016-3841.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=45f6fad84cc305103b28d73482b344d7f5b76f39
- http://rhn.redhat.com/errata/RHSA-2016-0855.html
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- http://rhn.redhat.com/errata/RHSA-2016-2695.html
- http://source.android.com/security/bulletin/2016-08-01.html
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.3
- http://www.securityfocus.com/bid/92227
- https://github.com/torvalds/linux/commit/45f6fad84cc305103b28d73482b344d7f5b76f39
- https://security-tracker.debian.org/tracker/CVE-2016-3841
CWEs
CWE-264 CWE-416
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.