What’s Vulnerable › Vulnerabilities

CVE-2024-6564: Buffer overflow in Rensas RCAR

• Severity: medium (CVSS 6.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-07-08 · updated 2026-06-17
• Weakness: CWE-120

Description

Buffer overflow in "rcar_dev_init" due to using due to using untrusted data (rcar_image_number) as a loop counter before verifying it against RCAR_MAX_BL3X_IMAGE. This could lead to a full bypass of secure boot.

Affected products

• Renesas Arm-Trusted-Firmware: all versions

References

• https://asrg.io/security-advisories/cve-2024-6564/
• https://github.com/renesas-rcar/arm-trusted-firmware/commit/c9fb3558410032d2660c7f3b7d4b87dec09fe2f2
• https://asrg.io/security-advisories/cve-2024-6564/
• https://github.com/renesas-rcar/arm-trusted-firmware/commit/c9fb3558410032d2660c7f3b7d4b87dec09fe2f2

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