CVE-2012-4444
medium
CVSS v3
—
CVSS v4 NEW
—
VIR risk
5.0
Description
The ip6_frag_queue function in net/ipv6/reassembly.c in the Linux kernel before 2.6.36 allows remote attackers to bypass intended network restrictions via overlapping IPv6 fragments.
Predictions
Exploit likelihood
20%
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 |
|---|---|---|---|
| debian | bookworm | fixed | 2.6.36-1~experimental.1 |
| debian | bullseye | fixed | 2.6.36-1~experimental.1 |
| debian | forky | fixed | 2.6.36-1~experimental.1 |
| debian | sid | fixed | 2.6.36-1~experimental.1 |
| debian | trixie | fixed | 2.6.36-1~experimental.1 |
| linux-kernel | affected | | |
| linux-kernel | 2.6.30 | affected | |
| linux-kernel | 2.6.30.1 | affected | |
| linux-kernel | 2.6.30.2 | affected | |
| linux-kernel | 2.6.30.3 | affected | |
| linux-kernel | 2.6.30.4 | affected | |
| linux-kernel | 2.6.30.5 | affected | |
| linux-kernel | 2.6.30.6 | affected | |
| linux-kernel | 2.6.30.7 | affected | |
| linux-kernel | 2.6.30.8 | affected | |
| linux-kernel | 2.6.30.9 | affected | |
| linux-kernel | 2.6.30.10 | affected | |
| linux-kernel | 2.6.31 | affected | |
| linux-kernel | 2.6.31-rc2 | affected | |
| linux-kernel | 2.6.31-rc3 | affected | |
| linux-kernel | 2.6.31-rc4 | affected | |
| linux-kernel | 2.6.31-rc5 | affected | |
| linux-kernel | 2.6.31-rc6 | affected | |
| linux-kernel | 2.6.31-rc7 | affected | |
| linux-kernel | 2.6.31-rc8 | affected | |
| linux-kernel | 2.6.31-rc9 | affected | |
| linux-kernel | 2.6.31-rc10 | affected | |
| linux-kernel | 2.6.31.1 | affected | |
| linux-kernel | 2.6.31.2 | affected | |
| linux-kernel | 2.6.31.3 | affected | |
| linux-kernel | 2.6.31.4 | affected | |
| linux-kernel | 2.6.31.5 | affected | |
| linux-kernel | 2.6.31.6 | affected | |
| linux-kernel | 2.6.31.7 | affected | |
| linux-kernel | 2.6.31.8 | affected | |
| linux-kernel | 2.6.31.9 | affected | |
| linux-kernel | 2.6.31.10 | affected | |
| linux-kernel | 2.6.31.11 | affected | |
| linux-kernel | 2.6.31.12 | affected | |
| linux-kernel | 2.6.31.13 | affected | |
| linux-kernel | 2.6.31.14 | affected | |
| linux-kernel | 2.6.32 | affected | |
| linux-kernel | 2.6.32.1 | affected | |
| linux-kernel | 2.6.32.2 | affected | |
| linux-kernel | 2.6.32.3 | affected | |
| linux-kernel | 2.6.32.4 | affected | |
| linux-kernel | 2.6.32.5 | affected | |
| linux-kernel | 2.6.32.6 | affected | |
| linux-kernel | 2.6.32.7 | affected | |
| linux-kernel | 2.6.32.8 | affected | |
| linux-kernel | 2.6.32.9 | affected | |
| linux-kernel | 2.6.32.10 | affected | |
| linux-kernel | 2.6.32.11 | affected | |
| linux-kernel | 2.6.32.12 | affected | |
| linux-kernel | 2.6.32.13 | affected | |
| linux-kernel | 2.6.32.14 | affected | |
| linux-kernel | 2.6.32.15 | affected | |
| linux-kernel | 2.6.32.16 | affected | |
| linux-kernel | 2.6.32.17 | affected | |
| linux-kernel | 2.6.32.18 | affected | |
| linux-kernel | 2.6.32.19 | affected | |
| linux-kernel | 2.6.32.20 | affected | |
| linux-kernel | 2.6.32.21 | affected | |
| linux-kernel | 2.6.32.22 | affected | |
| linux-kernel | 2.6.32.23 | affected | |
| linux-kernel | 2.6.32.24 | affected | |
| linux-kernel | 2.6.32.25 | affected | |
| linux-kernel | 2.6.32.26 | affected | |
| linux-kernel | 2.6.32.27 | affected | |
| linux-kernel | 2.6.32.28 | affected | |
| linux-kernel | 2.6.32.29 | affected | |
| linux-kernel | 2.6.32.30 | affected | |
| linux-kernel | 2.6.32.31 | affected | |
| linux-kernel | 2.6.32.32 | affected | |
| linux-kernel | 2.6.32.33 | affected | |
| linux-kernel | 2.6.32.34 | affected | |
| linux-kernel | 2.6.32.35 | affected | |
| linux-kernel | 2.6.32.36 | affected | |
| linux-kernel | 2.6.32.37 | affected | |
| linux-kernel | 2.6.32.38 | affected | |
| linux-kernel | 2.6.32.39 | affected | |
| linux-kernel | 2.6.32.40 | affected | |
| linux-kernel | 2.6.32.41 | affected | |
| linux-kernel | 2.6.32.42 | affected | |
| linux-kernel | 2.6.32.43 | affected | |
| linux-kernel | 2.6.32.44 | affected | |
| linux-kernel | 2.6.32.45 | affected | |
| linux-kernel | 2.6.32.46 | affected | |
| linux-kernel | 2.6.32.47 | affected | |
| linux-kernel | 2.6.32.48 | affected | |
| linux-kernel | 2.6.32.49 | affected | |
| linux-kernel | 2.6.32.50 | affected | |
| linux-kernel | 2.6.32.51 | affected | |
| linux-kernel | 2.6.32.52 | affected | |
| linux-kernel | 2.6.32.53 | affected | |
| linux-kernel | 2.6.32.54 | affected | |
| linux-kernel | 2.6.32.55 | affected | |
| linux-kernel | 2.6.32.56 | affected | |
| linux-kernel | 2.6.32.57 | affected | |
| linux-kernel | 2.6.32.58 | affected | |
| linux-kernel | 2.6.33 | affected | |
| linux-kernel | 2.6.33.1 | affected | |
| linux-kernel | 2.6.33.2 | affected | |
| linux-kernel | 2.6.33.3 | affected | |
| linux-kernel | 2.6.33.4 | affected | |
| linux-kernel | 2.6.33.5 | affected | |
| linux-kernel | 2.6.33.6 | affected | |
| linux-kernel | 2.6.33.7 | affected | |
| linux-kernel | 2.6.33.8 | affected | |
| linux-kernel | 2.6.33.9 | affected | |
| linux-kernel | 2.6.33.10 | affected | |
| linux-kernel | 2.6.33.11 | affected | |
| linux-kernel | 2.6.33.12 | affected | |
| linux-kernel | 2.6.33.13 | affected | |
| linux-kernel | 2.6.33.14 | affected | |
| linux-kernel | 2.6.33.15 | affected | |
| linux-kernel | 2.6.33.16 | affected | |
| linux-kernel | 2.6.33.17 | affected | |
| linux-kernel | 2.6.33.18 | affected | |
| linux-kernel | 2.6.33.19 | affected | |
| linux-kernel | 2.6.33.20 | affected | |
| linux-kernel | 2.6.34 | affected | |
| linux-kernel | 2.6.34.1 | affected | |
| linux-kernel | 2.6.34.2 | affected | |
| linux-kernel | 2.6.34.3 | affected | |
| linux-kernel | 2.6.34.4 | affected | |
| linux-kernel | 2.6.34.5 | affected | |
| linux-kernel | 2.6.34.6 | affected | |
| linux-kernel | 2.6.34.7 | affected | |
| linux-kernel | 2.6.34.8 | affected | |
| linux-kernel | 2.6.34.9 | affected | |
| linux-kernel | 2.6.34.10 | affected | |
| linux-kernel | 2.6.35 | affected | |
| linux-kernel | 2.6.35.1 | affected | |
| linux-kernel | 2.6.35.2 | affected | |
| linux-kernel | 2.6.35.3 | affected | |
| linux-kernel | 2.6.35.4 | affected | |
| linux-kernel | 2.6.35.5 | affected | |
| linux-kernel | 2.6.35.6 | affected | |
| linux-kernel | 2.6.35.7 | affected | |
| linux-kernel | 2.6.35.8 | affected | |
| linux-kernel | 2.6.35.9 | affected | |
| linux-kernel | 2.6.35.10 | affected | |
| linux-kernel | 2.6.35.11 | affected | |
| linux-kernel | 2.6.35.12 | affected | |
| linux-kernel | 2.6.35.13 | affected | |
| linux-kernel | 2.6.36 | affected | |
References
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=70789d7052239992824628db8133de08dc78e593
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00000.html
- http://rhn.redhat.com/errata/RHSA-2012-1580.html
- http://www.openwall.com/lists/oss-security/2012/11/09/2
- http://www.ubuntu.com/usn/USN-1660-1
- http://www.ubuntu.com/usn/USN-1661-1
- https://bugzilla.redhat.com/show_bug.cgi?id=874835
- https://github.com/torvalds/linux/commit/70789d7052239992824628db8133de08dc78e593
- https://media.blackhat.com/bh-eu-12/Atlasis/bh-eu-12-Atlasis-Attacking_IPv6-WP.pdf
- https://security-tracker.debian.org/tracker/CVE-2012-4444
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.