Lucene search

K
cnvdChina National Vulnerability DatabaseCNVD-2022-68558
HistoryJan 16, 2022 - 12:00 a.m.

Linux kernel nfsd4_decode_bitmap() buffer overflow vulnerability

2022-01-1600:00:00
China National Vulnerability Database
www.cnvd.org.cn
7

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

6.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

NONE

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

Linux kernel is the kernel used by the Linux Foundation’s open source operating system Linux. Linux kernel nfsd4_decode_bitmap() has a buffer overflow vulnerability that could be exploited by an attacker to access out-of-bounds memory, resulting in a threat to system integrity and confidentiality.

CPENameOperatorVersion
linux kernellt5.14

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

6.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

NONE

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