SB2026050786 - Memory leak in Linux kernel media i2c driver
Published: May 7, 2026
Security Bulletin ID
SB2026050786
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-2026-43246)
CWE-ID: CWE-401 - Missing release of memory after effective lifetime
CVSSv4: 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/E:U/U:Clear
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to a memory leak in tw9906_probe() when handling an error path after initializing V4L2 controls. A local user can trigger the vulnerable error condition to cause a denial of service.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0c33338514d8246280533a77091e6b6ee548c606
- https://git.kernel.org/stable/c/377a7756914364d72550fc86ca0f404ef1d96141
- https://git.kernel.org/stable/c/59420d5d9c46b084e21f9ea6ce79fc79ae9e414c
- https://git.kernel.org/stable/c/9548a8bbf511a252a9848f96220c6b95c9a3b918
- https://git.kernel.org/stable/c/cad237b6c875fbee5d353a2b289e98d240d17ec8
- https://git.kernel.org/stable/c/ccb92def042a3636ed47f25a30bd553788e5191e
- https://git.kernel.org/stable/c/e9a490937942f18205dac7b6b192975ef1369ae1
- https://git.kernel.org/stable/c/fb09d8b80046216646f1a344410cfa9cfa6c6c7c