CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
AI Score
Confidence
High
EPSS
Percentile
51.7%
arch/x86/entry/entry_64.S in the Linux kernel before 4.1.6 on the x86_64 platform improperly relies on espfix64 during nested NMI processing, which allows local users to gain privileges by triggering an NMI within a certain instruction window.
Vendor | Product | Version | CPE |
---|---|---|---|
linux | linux_kernel | * | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9b6e6a8334d56354853f9c255d1395c2ba570e0a
lists.opensuse.org/opensuse-security-announce/2015-08/msg00011.html
www.debian.org/security/2015/dsa-3313
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.6
www.openwall.com/lists/oss-security/2015/07/22/7
www.openwall.com/lists/oss-security/2015/08/04/8
www.securityfocus.com/bid/76004
www.ubuntu.com/usn/USN-2687-1
www.ubuntu.com/usn/USN-2688-1
www.ubuntu.com/usn/USN-2689-1
www.ubuntu.com/usn/USN-2690-1
www.ubuntu.com/usn/USN-2691-1
bugzilla.redhat.com/show_bug.cgi?id=1243465
github.com/torvalds/linux/commit/9b6e6a8334d56354853f9c255d1395c2ba570e0a
www.exploit-db.com/exploits/37722/