CVE-2021-30542

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

Description

Use after free in Tab Strip in Google Chrome prior to 91.0.4472.77 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption 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: debian — https://security-tracker.debian.org/tracker/CVE-2021-30542

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202106-2

OS impact

OSVersionStatusFixed in
arch archfixed4.0.2312.24-1
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

References

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