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cve[email protected]CVE-2015-2666
HistoryMay 27, 2015 - 10:59 a.m.

CVE-2015-2666

2015-05-2710:59:04
CWE-119
web.nvd.nist.gov
100
cve
2015
2666
buffer overflow
linux kernel
security vulnerability
privilege escalation

6.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

5.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

30.2%

Stack-based buffer overflow in the get_matching_model_microcode function in arch/x86/kernel/cpu/microcode/intel_early.c in the Linux kernel before 4.0 allows context-dependent attackers to gain privileges by constructing a crafted microcode header and leveraging root privileges for write access to the initrd.

Affected configurations

NVD
Node
linuxlinux_kernelRange3.93.10.83
OR
linuxlinux_kernelRange3.113.12.40
OR
linuxlinux_kernelRange3.133.14.47
OR
linuxlinux_kernelRange3.153.16.35
OR
linuxlinux_kernelRange3.173.18.19
Node
fedoraprojectfedoraMatch21

6.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

5.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

30.2%