CVE-2015-3290

Severity

72%

Complexity

39%

Confidentiality

165%

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.

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.

CVSS 2.0 Base Score 7.2. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C).

Overview

First reported 9 years ago

2015-08-31 10:59:00

Last updated 7 years ago

2017-09-17 01:29:00

Affected Software

Linux Kernel

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9b6e6a8334d56354853f9c255d1395c2ba570e0a

openSUSE-SU-2015:1382

DSA-3313

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.6

Vendor Advisory

[oss-security] 20150722 Linux x86_64 NMI security issues

[oss-security] 20150804 CVE-2015-3290: Linux privilege escalation due to nested NMIs interrupting espfix64

76004

USN-2687-1

USN-2688-1

USN-2689-1

USN-2690-1

USN-2691-1

https://bugzilla.redhat.com/show_bug.cgi?id=1243465

https://github.com/torvalds/linux/commit/9b6e6a8334d56354853f9c255d1395c2ba570e0a

37722

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