CVE-2021-21226

NameCVE-2021-21226
DescriptionUse after free in navigation in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-4906-1
NVD severitymedium
Debian Bugs987358

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
chromium (PTS)stretch (security), stretch73.0.3683.75-1~deb9u1vulnerable
buster89.0.4389.114-1~deb10u1vulnerable
buster (security)90.0.4430.212-1~deb10u1fixed
bookworm, bullseye90.0.4430.212-1fixed
sid93.0.4577.82-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
chromiumsourcestretch(unfixed)end-of-life
chromiumsourcebuster90.0.4430.85-1~deb10u1DSA-4906-1
chromiumsource(unstable)90.0.4430.85-1987358

Notes

[stretch] - chromium <end-of-life> (see DSA 4562)

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