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[email protected]NVD:CVE-2021-45868

HistoryMar 18, 2022 - 7:15 a.m.

CVE-2021-45868

2022-03-1807:15:06

CWE-416

[email protected]

web.nvd.nist.gov

linux

kernel

quota tree

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

38.1%

JSON

In the Linux kernel before 5.15.3, fs/quota/quota_tree.c does not validate the block number in the quota tree (on disk). This can, for example, lead to a kernel/locking/rwsem.c use-after-free if there is a corrupted quota file.

Affected configurations

Nvd

Node

linuxlinux_kernelRange<5.15.3

Node

netapph300sMatch-

AND

netapph300s_firmwareMatch-

Node

netapph700sMatch-

AND

netapph700s_firmwareMatch-

Node

netapph300eMatch-

AND

netapph300e_firmwareMatch-

Node

netapph500eMatch-

AND

netapph500e_firmwareMatch-

Node

netapph700eMatch-

AND

netapph700e_firmwareMatch-

Node

netapph410sMatch-

AND

netapph410s_firmwareMatch-

Node

netapph410cMatch-

AND

netapph410c_firmwareMatch-

Node

netapph500sMatch-

AND

netapph500s_firmwareMatch-

VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
netapph300s-cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*
netapph300s_firmware-cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
netapph700s-cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*
netapph700s_firmware-cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
netapph300e-cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:*
netapph300e_firmware-cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*
netapph500e-cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:*
netapph500e_firmware-cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*
netapph700e-cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::
netapp	h300s	-	cpe:2.3:h:netapp:h300s:-:::::::*
netapp	h300s_firmware	-	cpe:2.3:o:netapp:h300s_firmware:-:::::::*
netapp	h700s	-	cpe:2.3:h:netapp:h700s:-:::::::*
netapp	h700s_firmware	-	cpe:2.3:o:netapp:h700s_firmware:-:::::::*
netapp	h300e	-	cpe:2.3:h:netapp:h300e:-:::::::*
netapp	h300e_firmware	-	cpe:2.3:o:netapp:h300e_firmware:-:::::::*
netapp	h500e	-	cpe:2.3:h:netapp:h500e:-:::::::*
netapp	h500e_firmware	-	cpe:2.3:o:netapp:h500e_firmware:-:::::::*
netapp	h700e	-	cpe:2.3:h:netapp:h700e:-:::::::*