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.
References
Link Resource
https://fuchsia-review.googlesource.com/c/fuchsia/+/570881 Issue Tracking Patch Third Party Advisory
https://fuchsia.dev/whats-new/release-notes/f4-1 Release Notes Vendor Advisory
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: Google

Published: 2022-05-03T15:50:11

Updated: 2022-05-03T15:50:11

Reserved: 2021-01-05T00:00:00


Link: CVE-2021-22556

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2022-05-03T16:15:18.627

Modified: 2022-05-10T23:56:13.497


Link: CVE-2021-22556

JSON object: View

cve-icon Redhat Information

No data.

CWE