SB2025022875 - Buffer overflow in Linux kernel pci controller driver
Published: February 28, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022875
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 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2025-21804)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the rcar_pcie_parse_outbound_ranges() function in drivers/pci/controller/pcie-rcar-ep.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/24576899c49509c0d533bcf569139f691d8f7af7
- https://git.kernel.org/stable/c/2c54b9fca1755e80a343ccfde0652dc5ea4744b2
- https://git.kernel.org/stable/c/2d2da5a4c1b4509f6f7e5a8db015cd420144beb4
- https://git.kernel.org/stable/c/44708208c2a4b828a57a2abe7799c9d3962e7eaa
- https://git.kernel.org/stable/c/9ff46b0bfeb6e0724a4ace015aa7a0b887cdb7c1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.13