CVE-2015-5157
high
CVSS v3
—
CVSS v4 NEW
—
VIR risk
7.2
Description
arch/x86/entry/entry_64.S in the Linux kernel before 4.1.6 on the x86_64 platform mishandles IRET faults in processing NMIs that occurred during userspace execution, which might allow local users to gain privileges by triggering an NMI.
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 |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 4.0.8-2 |
| debian | bullseye | fixed | 4.0.8-2 |
| debian | forky | fixed | 4.0.8-2 |
| debian | sid | fixed | 4.0.8-2 |
| debian | trixie | fixed | 4.0.8-2 |
| linux-kernel | affected | 3.12.47 | |
| rhel | 6.0 | affected | |
References
- https://www.suse.com/security/cve/CVE-2015-5157.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9b6e6a8334d56354853f9c255d1395c2ba570e0a
- 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/2015-12/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00013.html
- http://rhn.redhat.com/errata/RHSA-2016-0185.html
- http://rhn.redhat.com/errata/RHSA-2016-0212.html
- http://rhn.redhat.com/errata/RHSA-2016-0224.html
- http://rhn.redhat.com/errata/RHSA-2016-0715.html
- http://www.debian.org/security/2015/dsa-3313
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.6
- http://www.openwall.com/lists/oss-security/2015/07/22/7
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.securityfocus.com/bid/76005
- http://www.ubuntu.com/usn/USN-2687-1
- http://www.ubuntu.com/usn/USN-2688-1
- http://www.ubuntu.com/usn/USN-2689-1
- http://www.ubuntu.com/usn/USN-2690-1
- http://www.ubuntu.com/usn/USN-2691-1
- https://github.com/torvalds/linux/commit/9b6e6a8334d56354853f9c255d1395c2ba570e0a
- https://security-tracker.debian.org/tracker/CVE-2015-5157
CWEs
CWE-264
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.