CVE-2021-30563

Chromium: CVE-2021-30563 Type Confusion in V8

CVE-2021-30563 is fixed in 5 products on 1 platform, first by chromium-browser 92.0.4515.159-0ubuntu0.18.04.1, released August 26, 2021. It is being exploited: CISA added it to the Known Exploited Vulnerabilities catalog on November 3, 2021. Patch Radar priority: Patch now.

Patch nowCISA KEV

CVSS

n/a

Medium

Exploitation

Exploited

Listed by CISA

CISA KEV

Nov 3, 2021

Federal due date Nov 17, 2021

EPSS

0.0900

95th percentile

<p>This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see <a href="https://chromereleases.googleblog.com/2021">Google Chrome Releases</a> for more information.</p> <p>This vulnerability is known to have been exploited in the wild.</p>

Where it's fixed

Product	Fixed in	Fix	Released
Linux
chromium-browser · Ubuntu 18.04.6 LTS (bionic)	92.0.4515.159-0ubuntu0.18.04.1	chromium-browser 92.0.4515.159-0ubuntu0.18.04.1	Aug 26, 2021
chromium-browser-l10n · Ubuntu 18.04.6 LTS (bionic)	92.0.4515.159-0ubuntu0.18.04.1	chromium-browser-l10n 92.0.4515.159-0ubuntu0.18.04.1	Aug 26, 2021
chromium-chromedriver · Ubuntu 18.04.6 LTS (bionic)	92.0.4515.159-0ubuntu0.18.04.1	chromium-chromedriver 92.0.4515.159-0ubuntu0.18.04.1	Aug 26, 2021
chromium-codecs-ffmpeg · Ubuntu 18.04.6 LTS (bionic)	92.0.4515.159-0ubuntu0.18.04.1	chromium-codecs-ffmpeg 92.0.4515.159-0ubuntu0.18.04.1	Aug 26, 2021
chromium-codecs-ffmpeg-extra · Ubuntu 18.04.6 LTS (bionic)	92.0.4515.159-0ubuntu0.18.04.1	chromium-codecs-ffmpeg-extra 92.0.4515.159-0ubuntu0.18.04.1	Aug 26, 2021

Details

Published
July 19, 2021
CISA required action
Apply updates per vendor instructions.
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-30563

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