SB20260816364 - Improper resource shutdown or release in Linux kernel nand raw driver
Published: August 16, 2026
Security Bulletin ID
SB20260816364
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper resource shutdown or release (CVE-ID: CVE-2026-72167)
CWE-ID: CWE-404 - Improper Resource Shutdown or Release
CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to improper resource shutdown or release in the pl35x NAND controller probe routine when unloading the affected kernel module after mapping device registers. A local user can trigger the affected probe and unload path to cause a denial of service.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/19ed11aee966d91beebdef9d32ce926474872f79
- https://git.kernel.org/stable/c/3c44f6c62f652d3ac9d03beb8a199e6388256cdd
- https://git.kernel.org/stable/c/593201a8f43864cb7e25197095f6716a589584fd
- https://git.kernel.org/stable/c/862c6738833b5b01c801cc47023272f5eaa9a7b2
- https://git.kernel.org/stable/c/ace3a0c839f3bfe1779c6708e7709c824b96dc2f
- https://git.kernel.org/stable/c/afddc648403511b6d2e978e73686c77549bc72b3
- https://git.kernel.org/stable/c/c4c9180b3b23f82e1ec429350b420c45c5b5100e