Critical severity9.6NVD Advisory· Published Apr 26, 2021· Updated Jun 17, 2026
CVE-2021-21223
CVE-2021-21223
Description
Integer overflow in Mojo 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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5- osv-coords3 versionspkg:rpm/opensuse/chromium&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/chromium&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/opera&distro=openSUSE%20Leap%2015.2%20NonFree
< 90.0.4430.93-lp152.2.89.1+ 2 more
- (no CPE)range: < 90.0.4430.93-lp152.2.89.1
- (no CPE)range: < 93.0.4577.82-1.1
- (no CPE)range: < 76.0.4017.94-lp152.2.43.1
Patches
Vulnerability mechanics
References
7- chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop_20.htmlnvdRelease NotesThird Party Advisory
- crbug.com/1195308nvdThird Party Advisory
- security.gentoo.org/glsa/202104-08nvdThird Party Advisory
- www.debian.org/security/2021/dsa-4906nvdThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/nvd
News mentions
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