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nvd[email protected]NVD:CVE-2021-28038
HistoryMar 05, 2021 - 6:15 p.m.

CVE-2021-28038

2021-03-0518:15:13
CWE-770
web.nvd.nist.gov
5

4.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

6.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

14.3%

An issue was discovered in the Linux kernel through 5.11.3, as used with Xen PV. A certain part of the netback driver lacks necessary treatment of errors such as failed memory allocations (as a result of changes to the handling of grant mapping errors). A host OS denial of service may occur during misbehavior of a networking frontend driver. NOTE: this issue exists because of an incomplete fix for CVE-2021-26931.

Affected configurations

NVD
Node
linuxlinux_kernelRange2.6.394.4.260
OR
linuxlinux_kernelRange4.5.04.9.260
OR
linuxlinux_kernelRange4.10.04.14.224
OR
linuxlinux_kernelRange4.15.04.19.179
OR
linuxlinux_kernelRange4.20.05.4.103
OR
linuxlinux_kernelRange5.10.05.10.21
OR
linuxlinux_kernelRange5.11.05.11.4
OR
linuxlinux_kernelMatch5.12rc1
OR
linuxlinux_kernelMatch5.12rc2
Node
debiandebian_linuxMatch9.0
Node
netappcloud_backupMatch-
OR
netappsolidfire_baseboard_management_controller_firmwareMatch-

4.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

6.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

14.3%