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nvd416baaa9-dc9f-4396-8d5f-8c081fb06d67NVD:CVE-2021-47526
HistoryMay 24, 2024 - 3:15 p.m.

CVE-2021-47526

2024-05-2415:15:15
CWE-476
416baaa9-dc9f-4396-8d5f-8c081fb06d67
web.nvd.nist.gov
6
vulnerability
linux kernel
fix
null pointer dereference
serial driver

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.4

Confidence

Low

EPSS

0

Percentile

9.0%

In the Linux kernel, the following vulnerability has been resolved:

serial: liteuart: Fix NULL pointer dereference in ->remove()

drvdata has to be set in _probe() - otherwise platform_get_drvdata()
causes null pointer dereference BUG in _remove().

Affected configurations

Nvd
Node
linuxlinux_kernelRange5.115.15.7
VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.4

Confidence

Low

EPSS

0

Percentile

9.0%