High severity8.8NVD Advisory· Published Mar 16, 2021· Updated Jun 17, 2026
CVE-2021-21191
CVE-2021-21191
Description
Use after free in WebRTC in Google Chrome prior to 89.0.4389.90 allowed a remote attacker to potentially exploit heap corruption 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
< 89.0.4389.90-lp152.2.80.1+ 3 more
- (no CPE)range: < 89.0.4389.90-lp152.2.80.1
- (no CPE)range: < 93.0.4577.82-1.1
- (no CPE)range: < 75.0.3969.171-lp152.2.40.1
- (no CPE)range: < 89.0.4389.90-bp152.2.65.1
Patches
Vulnerability mechanics
References
5- crbug.com/1167357nvdExploitIssue TrackingPatchThird Party Advisory
- chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_12.htmlnvdRelease NotesThird Party Advisory
- security.gentoo.org/glsa/202104-08nvdThird Party Advisory
- www.debian.org/security/2021/dsa-4886nvdThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N52OWF4BAP3JNK2QYGU3Q6QUVDZDCIMQ/nvd
News mentions
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