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ubuntucveUbuntu.comUB:CVE-2020-25212
HistorySep 09, 2020 - 12:00 a.m.

CVE-2020-25212

2020-09-0900:00:00
ubuntu.com
ubuntu.com
27

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.3%

A TOCTOU mismatch in the NFS client code in the Linux kernel before 5.8.3
could be used by local attackers to corrupt memory or possibly have
unspecified other impact because a size check is in fs/nfs/nfs4proc.c
instead of fs/nfs/nfs4xdr.c, aka CID-b4487b935452.

OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchlinux< 5.4.0-48.52UNKNOWN
ubuntu16.04noarchlinux< 4.4.0-190.220UNKNOWN
ubuntu18.04noarchlinux< 4.15.0-121.123UNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1078.82) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1114.127UNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1025.25UNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1086.91UNKNOWN
ubuntu18.04noarchlinux-azure-5.4< 5.4.0-1026.26~18.04.1UNKNOWN
ubuntu20.04noarchlinux-raspi< 5.4.0-1019.21UNKNOWN
ubuntu18.04noarchlinux-snapdragon< 4.15.0-1089.98UNKNOWN
Rows per page:
1-10 of 421

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.3%