CVE-2021-30547

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

Out of bounds write in ANGLE in Google Chrome prior to 91.0.4472.101 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2021:2743

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2021:2883

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-30547.html

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-30547

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202107-20

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202107-21

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202106-31

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202106-32

OS impact

OSVersionStatusFixed in
arch archfixed4.0.2312.25-1
debian debianbookwormfixed93.0.4577.82-1
debian debianbullseyefixed93.0.4577.82-1
debian debianforkyfixed93.0.4577.82-1
debian debiansidfixed93.0.4577.82-1
debian debiantrixiefixed93.0.4577.82-1
suse slesaffected
rockylinux rocky8fixed

References

Verify integrity in audit chain (admin only). AS-IS.