CVE-2021-22556

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Summary

CVECVE-2021-22556
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-05-03 16:15:00 UTC
Updated2022-05-10 23:56:00 UTC
DescriptionThe 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.

Risk And Classification

Problem Types: CWE-190

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Google Fuchsia All All All All

References

ReferenceSourceLinkTags
Fuchsia F4.1 release notes MISC fuchsia.dev
fuchsia-review.googlesource.com/c/fuchsia/+/570881 MISC fuchsia-review.googlesource.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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