SB20260815240 - Double free in Linux kernel most video driver
Published: August 15, 2026
Security Bulletin ID
SB20260815240
CSH 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 vulnerability.
1) Double free (CVE-ID: CVE-2026-72484)
CWE-ID: CWE-415 - Double Free
CVSSv4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to double free in comp_register_videodev() when handling a video device registration failure. A local user can trigger a device_register() failure during video device registration to cause a denial of service.
The issue occurs in the Linux kernel staging MOST video driver.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/009d58b73500d0b49f6ae3833f8afcb0ebd9ddbb
- https://git.kernel.org/stable/c/43078449ad6236d839e4d707954d2e36b10a6706
- https://git.kernel.org/stable/c/430ad4ea06a0767fb44a08e2212ceb3a996607ee
- https://git.kernel.org/stable/c/46ea51f5b2ee1a3b40c05b7c750cbc5cabe94062
- https://git.kernel.org/stable/c/4928096212b78262dbbeab3b3abf2352278ce22d
- https://git.kernel.org/stable/c/7cb1c5b32a2bfde961fff8d5204526b609bcb30a
- https://git.kernel.org/stable/c/7fc162453cfb7b8e93edb16287a84ba0130cac38
- https://git.kernel.org/stable/c/80ed79787da3311f76b4d71d0ce7ab992a9e134d