CVE-2021-21190

HIGH 8.8CVE-2021-21190 · Published 09/03/2021 · updated 17/06/2026

In short

CVE-2021-21190 is a HIGH (CVSS 8.8) vulnerability affecting chrome (google).
Chance of exploitation in the next 30 days (EPSS): 1.5%, higher than 74.5% of all vulnerabilities.
Fix: update to 89.0.4389.72 or later.

Package	Affected versions	Patched versions
chrome google	`< 89.0.4389.72`	`89.0.4389.72`

Description

Uninitialized data in PDFium in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted PDF file.

References

chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.html · Release Notes
crbug.com/1166091 · Exploit
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LCIDZ77XUDMB2EBPPWCQXPEIJERDNSNT
debian.org/security/2021/dsa-4886 · Third Party Advisory

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Package

Affected versions

Patched versions

chrome

google

< 89.0.4389.72

89.0.4389.72

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