Critical severity9.6NVD Advisory· Published Feb 22, 2021· Updated Jun 17, 2026
CVE-2021-21155
CVE-2021-21155
Description
Heap buffer overflow in Tab Strip in Google Chrome on Windows prior to 88.0.4324.182 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
6- osv-coords4 versionspkg:rpm/opensuse/chromium&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/chromium&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/opera&distro=openSUSE%20Leap%2015.2%20NonFreepkg:rpm/suse/chromium&distro=SUSE%20Package%20Hub%2015%20SP2
< 89.0.4389.72-lp152.2.77.1+ 3 more
- (no CPE)range: < 89.0.4389.72-lp152.2.77.1
- (no CPE)range: < 93.0.4577.82-1.1
- (no CPE)range: < 74.0.3911.203-lp152.2.37.1
- (no CPE)range: < 89.0.4389.72-bp152.2.62.1
Patches
Vulnerability mechanics
References
5- crbug.com/1175500nvdExploitIssue TrackingPatchPermissions RequiredVendor Advisory
- chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop_16.htmlnvdRelease NotesVendor Advisory
- security.gentoo.org/glsa/202104-08nvdThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BI6ZIJQYP5DFMYVX4J5OGOU2NQLEZ3SB/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/nvd
News mentions
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