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CVE-2023-54301

serial: 8250_bcm7271: fix leak in `brcmuart_probe`

N/A
Published: December 30, 2025 at 12:23 PM UTC
Updated: June 17, 2026 at 06:47 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
5.13 ≤ v < 5.15.1135.13 ≤ v < 6.1.305.13 ≤ v < 6.3.45.13 ≤ v < 6.441a469482de257ea8db43cf74b6311bd055de0305.13
Vendor states this is fixed in 2a3e5f428fc4315be6144524912eaefac16f43a9 (fixed)
Vendor states this is fixed in 5258395e67fee6929fb8e50c8239f8de51b8cb2d (fixed)
Vendor states this is fixed in 56a81445b8e4b8906d557518c5dae3ddbb447d1e (fixed)
Vendor states this is fixed in f264f2f6f4788dc031cef60a0cf2881902736709 (fixed)
Vendor states this is fixed in 5.13 (unaffected)
Vendor states this is fixed in 5.15.113 (unaffected)
Vendor states this is fixed in 6.1.30 (unaffected)
Vendor states this is fixed in 6.3.4 (unaffected)
Vendor states this is fixed in 6.4 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

Source: cverecord
https://git.kernel.org/stable/c/5258395e67fee6929fb8e50c8239f8de51b8cb2d
Source: cverecord
https://git.kernel.org/stable/c/2a3e5f428fc4315be6144524912eaefac16f43a9
Source: cverecord
https://git.kernel.org/stable/c/56a81445b8e4b8906d557518c5dae3ddbb447d1e
Source: cverecord
https://git.kernel.org/stable/c/f264f2f6f4788dc031cef60a0cf2881902736709

Quick Info

StatusDEFERRED

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