SB20251001141 - Buffer overflow in Linux kernel pci cx23885 driver
Published: October 1, 2025 Updated: October 27, 2025
Security Bulletin ID
SB20251001141
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) Buffer overflow (CVE-ID: CVE-2023-53458)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: 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/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the queue_setup() and buffer_prepare() functions in drivers/media/pci/cx23885/cx23885-video.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/47e8b73bc35d7c54642f78e498697692f6358996
- https://git.kernel.org/stable/c/5b8e5e28e85a546dfccc3895befe0e823fdd7c89
- https://git.kernel.org/stable/c/6738841f6fcf23e9fc30e2449f32fc84ee19c6f1
- https://git.kernel.org/stable/c/f0a06203f2fe63f04311467200c99c4ee1926578
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.113