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cve[email protected]CVE-2018-17182
HistorySep 19, 2018 - 9:29 a.m.

CVE-2018-17182

2018-09-1909:29:00
CWE-416
web.nvd.nist.gov
219
linux
kernel
vulnerability
use-after-free
security
nvd
cve-2018-17182

7.2 High

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

6.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

44.4%

An issue was discovered in the Linux kernel through 4.18.8. The vmacache_flush_all function in mm/vmacache.c mishandles sequence number overflows. An attacker can trigger a use-after-free (and possibly gain privileges) via certain thread creation, map, unmap, invalidation, and dereference operations.

Affected configurations

NVD
Node
linuxlinux_kernelRange3.163.16.58
OR
linuxlinux_kernelRange3.173.18.123
OR
linuxlinux_kernelRange3.194.4.157
OR
linuxlinux_kernelRange4.54.9.128
OR
linuxlinux_kernelRange4.104.14.71
OR
linuxlinux_kernelRange4.154.18.9
Node
canonicalubuntu_linuxMatch14.04lts
OR
canonicalubuntu_linuxMatch16.04lts
OR
canonicalubuntu_linuxMatch18.04lts
Node
debiandebian_linuxMatch8.0
OR
debiandebian_linuxMatch9.0
Node
netappactive_iq_performance_analytics_servicesMatch-
OR
netappelement_softwareMatch-

7.2 High

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

6.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

44.4%