CVE-2015-3291
low
CVSS v3
—
CVSS v2
2.1
VIR risk
2.1
Description
arch/x86/entry/entry_64.S in the Linux kernel before 4.1.6 on the x86_64 platform does not properly determine when nested NMI processing is occurring, which allows local users to cause a denial of service (skipped NMI) by modifying the rsp register, issuing a syscall instruction, and triggering an NMI.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2015-3291
Vendor advisory: secalert@redhat.com — http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.6
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2015-3291.html
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 | |
References
- https://www.suse.com/security/cve/CVE-2015-3291.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=810bc075f78ff2c221536eb3008eac6a492dba2d
- 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.securityfocus.com/bid/76003
- 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://bugzilla.redhat.com/show_bug.cgi?id=1243489
- https://github.com/torvalds/linux/commit/810bc075f78ff2c221536eb3008eac6a492dba2d
- https://security-tracker.debian.org/tracker/CVE-2015-3291
CWEs
CWE-17
Verify integrity in audit chain (admin only). AS-IS.