CVE-2015-6252
low
CVSS v3
—
CVSS v4 NEW
—
VIR risk
2.1
Description
The vhost_dev_ioctl function in drivers/vhost/vhost.c in the Linux kernel before 4.1.5 allows local users to cause a denial of service (memory consumption) via a VHOST_SET_LOG_FD ioctl call that triggers permanent file-descriptor allocation.
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
Linux kernel Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 4.1.5-1 |
| sid | Fixed | 4.1.5-1 |
| forky | Fixed | 4.1.5-1 |
| bullseye | Fixed | 4.1.5-1 |
| bookworm | Fixed | 4.1.5-1 |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7932c0bd7740f4cd2aa168d3ce0199e7af7d72d5
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00013.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
- http://www.debian.org/security/2015/dsa-3364
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.5
- http://www.openwall.com/lists/oss-security/2015/08/18/3
- http://www.securityfocus.com/bid/76400
- http://www.securitytracker.com/id/1033666
- http://www.ubuntu.com/usn/USN-2748-1
- http://www.ubuntu.com/usn/USN-2749-1
- http://www.ubuntu.com/usn/USN-2751-1
- http://www.ubuntu.com/usn/USN-2752-1
- http://www.ubuntu.com/usn/USN-2759-1
- http://www.ubuntu.com/usn/USN-2760-1
- http://www.ubuntu.com/usn/USN-2777-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1251839
- https://github.com/torvalds/linux/commit/7932c0bd7740f4cd2aa168d3ce0199e7af7d72d5
- https://security-tracker.debian.org/tracker/CVE-2015-6252
CWEs
CWE-399
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.