CVE-2021-21222
published 2021-04-26CVE-2021-21222: Heap buffer overflow in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to bypass site isolation…
PriorityP434medium6.5CVSS 3.1
AVNACLPRNUIRSUCHINAN
EPSS
1.75%
75.4th percentile
Heap buffer overflow in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page.
Affected
13 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 90.0.4430.85-1 | 90.0.4430.85-1 |
| chromium | chromium | >= 0 < 90.0.4430.85-1 | 90.0.4430.85-1 |
| chromium | chromium | >= 0 < 90.0.4430.85-1 | 90.0.4430.85-1 |
| chromium | chromium | >= 0 < 90.0.4430.85-1 | 90.0.4430.85-1 |
| debian | chromium | < chromium 90.0.4430.85-1 (bookworm) | chromium 90.0.4430.85-1 (bookworm) |
| debian | debian_linux | — | — |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| chrome | < 90.0.4430.85 | 90.0.4430.85 | |
| chrome | >= unspecified < 90.0.4430.85 | 90.0.4430.85 | |
| chrome_chrome | — | — | |
| msrc | microsoft_edge | — | — |
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
osv7.5HIGH
vendor_debian6.5MEDIUM
vendor_msrc6.5MEDIUM
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
Chrome
Stable Channel Update for Desktop: CVE-2021-21222
vendor_chrome·2021-04-20·CVSS 6.5
CVE-2021-21222 [HIGH] Stable Channel Update for Desktop: CVE-2021-21222
Stable Channel Update for Desktop
CVE-2021-21222: Heap buffer overflow in V8. Reported by Guang Gong of Alpha Lab, Qihoo 360 on 2021-03-30 [$TBD][ 1195308 ] High CVE-2021-21223: Integer overflow in Mojo
Reported by Guang Gong of Alpha Lab, Qihoo 360 on 2021-04-02 [$TBD][ 1195777 ] High CVE-2021-21224: Type Confusion in V8
Severity: high
Microsoft
Chromium: CVE-2021-21222 Heap buffer overflow in V8
vendor_msrc·2021-04-13·CVSS 6.5
CVE-2021-21222 [MEDIUM] Chromium: CVE-2021-21222 Heap buffer overflow in V8
Chromium: CVE-2021-21222 Heap buffer overflow in V8
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
90.0.818.46
4/15/2021
90.0.4430.85
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 CVEs As
Debian
CVE-2021-21222: chromium - Heap buffer overflow in V8 in Google Chrome prior to 90.0.4430.85 allowed a remo...
vendor_debian·2021·CVSS 6.5
CVE-2021-21222 [MEDIUM] CVE-2021-21222: chromium - Heap buffer overflow in V8 in Google Chrome prior to 90.0.4430.85 allowed a remo...
Heap buffer overflow in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page.
Scope: local
bookworm: resolved (fixed in 90.0.4430.85-1)
bullseye: resolved (fixed in 90.0.4430.85-1)
forky: resolved (fixed in 90.0.4430.85-1)
sid: resolved (fixed in 90.0.4430.85-1)
trixie: resolved (fixed in 90.0.4430.85-1)
OSV
node-css-what vulnerabilities
osv·2023-05-10·CVSS 7.5
CVE-2021-33587 node-css-what vulnerabilities
node-css-what vulnerabilities
It was discovered that css-what incorrectly handled certain inputs. If a user
or an automated system were tricked into opening a specially crafted input
file, a remote attacker could possibly use this issue to cause a denial of
service. (CVE-2021-33587, CVE-2022-21222)
GHSA
GHSA-hffr-mqmq-pqx2: Heap buffer overflow in V8 in Google Chrome prior to 90
ghsa_unreviewed·2022-05-24
CVE-2021-21222 [MEDIUM] CWE-787 GHSA-hffr-mqmq-pqx2: Heap buffer overflow in V8 in Google Chrome prior to 90
Heap buffer overflow in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page.
OSV
CVE-2021-21222: Heap buffer overflow in V8 in Google Chrome prior to 90
osv·2021-04-26·CVSS 6.5
CVE-2021-21222 [MEDIUM] CVE-2021-21222: Heap buffer overflow in V8 in Google Chrome prior to 90
Heap buffer overflow in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop_20.htmlhttps://crbug.com/1194046https://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://www.debian.org/security/2021/dsa-4906https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop_20.htmlhttps://crbug.com/1194046https://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://www.debian.org/security/2021/dsa-4906
2021-04-26
Published