SB20260816113 - Memory leak in Linux kernel video fbdev driver
Published: August 16, 2026
Security Bulletin ID
SB20260816113
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) Memory leak (CVE-ID: CVE-2026-72270)
CWE-ID: CWE-401 - Missing release of memory after effective lifetime
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 a memory leak in s3_pci_probe() when probing a PCI device. A local user can trigger the driver initialization error path to cause a denial of service.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0d0fa8425b29657b3d3e5bb36f50a50e57c8101f
- https://git.kernel.org/stable/c/25b354f74b028a3f91b12e6b446256965744c477
- https://git.kernel.org/stable/c/37f4b8bd9e3835a7d4da26baf80b497e478d3123
- https://git.kernel.org/stable/c/3b0ed04bc852887a9164e1bbf521652e8ef3eb92
- https://git.kernel.org/stable/c/56964e8039150a14462005458b25f19d6cad8f4a
- https://git.kernel.org/stable/c/ad54698255a4b988cae1ad908c158c1d4128887c
- https://git.kernel.org/stable/c/ef6c5e4607483259a0daf6584e9e34ef643a655d
- https://git.kernel.org/stable/c/fc90ec978a3cef6f6d8c6074bee538998c7c9837