CVE-2021-28663

Summary

The Arm Mali GPU kernel driver allows privilege escalation or information disclosure because GPU memory operations are mishandled, leading to a use-after-free. This affects Bifrost r0p0 through r28p0 before r29p0, Valhall r19p0 through r28p0 before r29p0, and Midgard r4p0 through r30p0.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: active
  • Automatable: no
  • Technical Impact: total

Additional References

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-28663

CVE Program Container

Additional References

• https://developer.arm.com/support/arm-security-updates
• https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver
• https://github.com/lntrx/CVE-2021-28663

References

• https://developer.arm.com/support/arm-security-updates
• https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver
• https://github.com/lntrx/CVE-2021-28663

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