CVE-2021-47525 - Vulnerability Details - OpenCVE

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

serial: liteuart: fix use-after-free and memleak on unbind

Deregister the port when unbinding the driver to prevent it from being
used after releasing the driver data and leaking memory allocated by
serial core.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00018.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Linux	Linux Kernel

Configuration 1 [-]

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://git.kernel.org/stable/c/05f929b395dec8957b636ff14e66b277ed022ed9
https://git.kernel.org/stable/c/602824cf9aa9db8830ffe5cfb2cd54365cada4fe
https://lore.kernel.org/linux-cve-announce/2024052434-CVE-2021-47525-2b58@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2021-47525
https://www.cve.org/CVERecord?id=CVE-2021-47525

History

Mon, 04 Nov 2024 12:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-05-24T15:09:37.355Z

Updated: 2025-05-04T07:12:51.023Z

Reserved: 2024-05-24T15:02:54.825Z

Link: CVE-2021-47525

Vulnrichment

Updated: 2024-08-04T05:39:59.831Z

NVD

Status : Modified

Published: 2024-05-24T15:15:15.167

Modified: 2024-11-21T06:36:27.000

Link: CVE-2021-47525

Redhat

Severity : Low

Publid Date: 2024-05-24T00:00:00Z

Links: CVE-2021-47525 - Bugzilla

OpenCVE Enrichment

No data.

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