Integer Underflow in Memory Range Check in Renesas RCAR
Priority LOW 34CWE-191Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- High
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-191 and the CVSS impact.
Summary
Integer Underflow (Wrap or Wraparound) vulnerability in Renesas arm-trusted-firmware. An integer underflow in image range check calculations could lead to bypassing address restrictions and loading of images to unallowed addresses.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00189 8th percentileScored 2026-11-07
Fix Fixed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-6285
- 2026-10-03 Alias added: GHSA-fmh9-9qq4-cv6j
References
More Renesas Rcar Gen3 vulnerabilities
- TI-2024-05834 Incorrect Address Range Calculations CVSS 3.1HIGH 7.8
Sources
- CVE-2024-6285 · CVE Program
- CVE-2024-6285 · NVD
- FIRST EPSS
- GHSA-fmh9-9qq4-cv6j · GitHub Advisory Database · CC BY 4.0
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