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Fixed

LIN1021-20685 : Security Advisory - linux - CVE-2023-54183

Created: Dec 31, 2025    Updated: Jan 6, 2026
Resolved Date: Jan 1, 2026
Found In Version: 10.21.20.2
Fix Version: 10.21.20.20
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Kernel

Description

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

media: v4l2-core: Fix a potential resource leak in v4l2_fwnode_parse_link()

If fwnode_graph_get_remote_endpoint() fails, 'fwnode' is known to be NULL,
so fwnode_handle_put() is a no-op.

Release the reference taken from a previous fwnode_graph_get_port_parent()
call instead.

Also handle fwnode_graph_get_port_parent() failures.

In order to fix these issues, add an error handling path to the function
and the needed gotos.

CVEs


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