SB2025123096 - Memory leak in Linux kernel pinctrl stm32 driver
Published: December 30, 2025 Updated: December 31, 2025
Security Bulletin ID
SB2025123096
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2023-54205)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the stm32_pctrl_get_irq_domain() function in drivers/pinctrl/stm32/pinctrl-stm32.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/601be03fa8b81747a154bdef9b559411a5b921e8
- https://git.kernel.org/stable/c/8ab860dd8717a7e4a143988885fea0d7e5a9412e
- https://git.kernel.org/stable/c/95ab6d7905ebb52dc2ed6357c38e536753824068
- https://git.kernel.org/stable/c/9ae053d1eb87875d56f95b6a123a69827225a70e
- https://git.kernel.org/stable/c/af54707c0ccab52b3d532402436ea101011a9299
- https://git.kernel.org/stable/c/dcef18c8ac40aa85bb339f64c1dd31dd458b06fb
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.173
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.99
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.235
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3