CVE-2016-7425
high
CVSS v3
7.8
CVSS v4 NEW
—
VIR risk
7.8
Description
The arcmsr_iop_message_xfer function in drivers/scsi/arcmsr/arcmsr_hba.c in the Linux kernel through 4.8.2 does not restrict a certain length field, which allows local users to gain privileges or cause a denial of service (heap-based buffer overflow) via an ARCMSR_MESSAGE_WRITE_WQBUFFER control code.
Predictions
Exploit likelihood
75%
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 | 4.7.8-1 |
| debian | bullseye | fixed | 4.7.8-1 |
| debian | forky | fixed | 4.7.8-1 |
| debian | sid | fixed | 4.7.8-1 |
| debian | trixie | fixed | 4.7.8-1 |
| linux-kernel | affected | 3.2.84 | |
| ubuntu | 12.04 | affected | |
| ubuntu | 14.04 | affected | |
| ubuntu | 16.04 | affected | |
| ubuntu | 16.10 | affected | |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7bc2b55a5c030685b399bb65b6baa9ccc3d1f167
- http://marc.info/?l=linux-scsi&m=147394713328707&w=2
- http://marc.info/?l=linux-scsi&m=147394796228991&w=2
- http://www.openwall.com/lists/oss-security/2016/09/17/2
- http://www.securityfocus.com/bid/93037
- http://www.ubuntu.com/usn/USN-3144-1
- http://www.ubuntu.com/usn/USN-3144-2
- http://www.ubuntu.com/usn/USN-3145-1
- http://www.ubuntu.com/usn/USN-3145-2
- http://www.ubuntu.com/usn/USN-3146-1
- http://www.ubuntu.com/usn/USN-3146-2
- http://www.ubuntu.com/usn/USN-3147-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1377330
- https://github.com/torvalds/linux/commit/7bc2b55a5c030685b399bb65b6baa9ccc3d1f167
- https://security-tracker.debian.org/tracker/CVE-2016-7425
- https://www.suse.com/security/cve/CVE-2016-7425.html
CWEs
CWE-119
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.