CVE-2021-21194
published 2021-04-09CVE-2021-21194: Use after free in screen sharing in Google Chrome prior to 89.0.4389.114 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML…
PriorityP344high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
1.21%
65.0th percentile
Use after free in screen sharing in Google Chrome prior to 89.0.4389.114 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Affected
12 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 89.0.4389.114-1 | 89.0.4389.114-1 |
| chromium | chromium | >= 0 < 89.0.4389.114-1 | 89.0.4389.114-1 |
| chromium | chromium | >= 0 < 89.0.4389.114-1 | 89.0.4389.114-1 |
| chromium | chromium | >= 0 < 89.0.4389.114-1 | 89.0.4389.114-1 |
| debian | chromium | < chromium 89.0.4389.114-1 (bookworm) | chromium 89.0.4389.114-1 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| chrome | < 89.0.4389.114 | 89.0.4389.114 | |
| chrome | >= unspecified < 89.0.4389.114 | 89.0.4389.114 | |
| chrome_chrome | — | — | |
| msrc | microsoft_edge | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
osv8.8HIGH
vendor_debian8.8HIGH
vendor_msrc8.8HIGH
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Microsoft
Chromium: CVE-2021-21194 Use after free in screen capture
vendor_msrc·2021-04-13·CVSS 8.8
CVE-2021-21194 [HIGH] Chromium: CVE-2021-21194 Use after free in screen capture
Chromium: CVE-2021-21194 Use after free in screen capture
Description: This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
FAQ: What is the version information for this release?
Microsoft Edge Version
Date Released
Based on Chromium Version
89.0.774.68
4/1/2021
89.0.4389.114
FAQ: Why is this Chrome CVE included in the Security Update Guide?
The vulnerability assigned to this CVE is in Chromium Open Source Software (OSS) which is consumed by Microsoft Edge (Chromium-based). It is being documented in the Security Update Guide to announce that the latest version of Microsoft Edge (Chromium-based) is no longer vulnerable. Please see Security Update Guide Supports C
Chrome
Stable Channel Update for Desktop: CVE-2021-21194
vendor_chrome·2021-03-30·CVSS 8.8
CVE-2021-21194 [HIGH] Stable Channel Update for Desktop: CVE-2021-21194
Stable Channel Update for Desktop
CVE-2021-21194: Use after free in screen capture. Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2021-02-23 [$15000][ 1182647 ] High CVE-2021-21195: Use after free in V8
Reported by Bohan Liu (@P4nda20371774) and Moon Liang of Tencent Security Xuanwu Lab on 2021-02-26 [$10000][ 1175992 ] High CVE-2021-21196: Heap buffer overflow in TabStrip
Severity: high
Debian
CVE-2021-21194: chromium - Use after free in screen sharing in Google Chrome prior to 89.0.4389.114 allowed...
vendor_debian·2021·CVSS 8.8
CVE-2021-21194 [HIGH] CVE-2021-21194: chromium - Use after free in screen sharing in Google Chrome prior to 89.0.4389.114 allowed...
Use after free in screen sharing in Google Chrome prior to 89.0.4389.114 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Scope: local
bookworm: resolved (fixed in 89.0.4389.114-1)
bullseye: resolved (fixed in 89.0.4389.114-1)
forky: resolved (fixed in 89.0.4389.114-1)
sid: resolved (fixed in 89.0.4389.114-1)
trixie: resolved (fixed in 89.0.4389.114-1)
GHSA
GHSA-2qv4-c5gv-5f74: Use after free in screen sharing in Google Chrome prior to 89
ghsa_unreviewed·2022-05-24
CVE-2021-21194 [HIGH] CWE-416 GHSA-2qv4-c5gv-5f74: Use after free in screen sharing in Google Chrome prior to 89
Use after free in screen sharing in Google Chrome prior to 89.0.4389.114 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
OSV
CVE-2021-21194: Use after free in screen sharing in Google Chrome prior to 89
osv·2021-04-09·CVSS 8.8
CVE-2021-21194 [HIGH] CVE-2021-21194: Use after free in screen sharing in Google Chrome prior to 89
Use after free in screen sharing in Google Chrome prior to 89.0.4389.114 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_30.htmlhttps://crbug.com/1181228https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/https://security.gentoo.org/glsa/202104-08https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_30.htmlhttps://crbug.com/1181228https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/https://security.gentoo.org/glsa/202104-08
2021-04-09
Published