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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2021-22556

Integer Overflow in Fuchsia Kernel

Description

The Security Team discovered an integer overflow bug that allows an attacker with code execution to issue memory cache invalidation operations on pages that they don’t own, allowing them to control kernel memory from userspace. We recommend upgrading to kernel version 4.1 or beyond.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Google LLC Fuchsia Kernel

  • unspecified to < 4.1affected

References