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CVE-2021-33656Published

When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2021-33656

Published

When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.

Source published
18 Jul 2022 14:44:28 UTC
Source modified
8 Oct 2026 21:14:03 UTC
Observed here
23 Oct 2026 15:48:27 UTC
Source terms
CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: cve-program · CVE Program Terms of Use. Source text is retained; field grouping and change labels are provided by ChangeIntel.

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Sources read 10 Nov 15:49 UTC · 275 of 275 readable · 274 fully read · documentation 469/469 current

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