Bug 2426231 (CVE-2023-54301) - CVE-2023-54301 kernel: serial: 8250_bcm7271: fix leak in `brcmuart_probe`
Summary: CVE-2023-54301 kernel: serial: 8250_bcm7271: fix leak in `brcmuart_probe`
Keywords:
Status: NEW
Alias: CVE-2023-54301
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-12-30 13:18 UTC by OSIDB Bzimport
Modified: 2025-12-30 23:37 UTC (History)
0 users

Fixed In Version:
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Description OSIDB Bzimport 2025-12-30 13:18:08 UTC 
In the Linux kernel, the following vulnerability has been resolved:

serial: 8250_bcm7271: fix leak in `brcmuart_probe`

Smatch reports:
drivers/tty/serial/8250/8250_bcm7271.c:1120 brcmuart_probe() warn:
'baud_mux_clk' from clk_prepare_enable() not released on lines: 1032.

The issue is fixed by using a managed clock.
Comment 1 Alexander B 2025-12-30 23:32:55 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025123032-CVE-2023-54301-630e@gregkh/T
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