CVE-2021-30518
published 2021-06-04CVE-2021-30518: Heap buffer overflow in Reader Mode in Google Chrome prior to 90.0.4430.212 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML…
PriorityP344high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
1.34%
68.5th percentile
Heap buffer overflow in Reader Mode in Google Chrome prior to 90.0.4430.212 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Affected
11 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 90.0.4430.212-1 | 90.0.4430.212-1 |
| chromium | chromium | >= 0 < 90.0.4430.212-1 | 90.0.4430.212-1 |
| chromium | chromium | >= 0 < 90.0.4430.212-1 | 90.0.4430.212-1 |
| chromium | chromium | >= 0 < 90.0.4430.212-1 | 90.0.4430.212-1 |
| debian | chromium | < chromium 90.0.4430.212-1 (bookworm) | chromium 90.0.4430.212-1 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| chrome | < 90.0.4430.212 | 90.0.4430.212 | |
| chrome | >= unspecified < 90.0.4430.212 | 90.0.4430.212 | |
| 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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GHSA
GHSA-rg35-h597-g86q: Heap buffer overflow in Reader Mode in Google Chrome prior to 90
ghsa_unreviewed·2022-05-24
CVE-2021-30518 [HIGH] CWE-787 GHSA-rg35-h597-g86q: Heap buffer overflow in Reader Mode in Google Chrome prior to 90
Heap buffer overflow in Reader Mode in Google Chrome prior to 90.0.4430.212 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
OSV
CVE-2021-30518: Heap buffer overflow in Reader Mode in Google Chrome prior to 90
osv·2021-06-04·CVSS 8.8
CVE-2021-30518 [HIGH] CVE-2021-30518: Heap buffer overflow in Reader Mode in Google Chrome prior to 90
Heap buffer overflow in Reader Mode in Google Chrome prior to 90.0.4430.212 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Microsoft
Chromium: CVE-2021-30518 Heap buffer overflow in Reader Mode
vendor_msrc·2021-05-11·CVSS 8.8
CVE-2021-30518 [HIGH] Chromium: CVE-2021-30518 Heap buffer overflow in Reader Mode
Chromium: CVE-2021-30518 Heap buffer overflow in Reader Mode
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
90.0.818.62
5/27/2021
90.0.4430.212
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.
How can I see the version of the browse
Chrome
Stable Channel Update for Desktop: CVE-2021-30518
vendor_chrome·2021-05-10·CVSS 8.8
CVE-2021-30518 [HIGH] Stable Channel Update for Desktop: CVE-2021-30518
Stable Channel Update for Desktop
CVE-2021-30518: Heap buffer overflow in Reader Mode. Reported by Jun Kokatsu, Microsoft Browser Vulnerability Research on 2021-04-28 [$15000][ 1194058 ] Medium CVE-2021-30519: Use after free in Payments
Reported by asnine on 2021-03-30 [$10000][ 1193362 ] Medium CVE-2021-30520: Use after free in Tab Strip
Severity: high
Debian
CVE-2021-30518: chromium - Heap buffer overflow in Reader Mode in Google Chrome prior to 90.0.4430.212 allo...
vendor_debian·2021·CVSS 8.8
CVE-2021-30518 [HIGH] CVE-2021-30518: chromium - Heap buffer overflow in Reader Mode in Google Chrome prior to 90.0.4430.212 allo...
Heap buffer overflow in Reader Mode in Google Chrome prior to 90.0.4430.212 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Scope: local
bookworm: resolved (fixed in 90.0.4430.212-1)
bullseye: resolved (fixed in 90.0.4430.212-1)
forky: resolved (fixed in 90.0.4430.212-1)
sid: resolved (fixed in 90.0.4430.212-1)
trixie: resolved (fixed in 90.0.4430.212-1)
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop.htmlhttps://crbug.com/1203590https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/https://security.gentoo.org/glsa/202107-06https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop.htmlhttps://crbug.com/1203590https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/https://security.gentoo.org/glsa/202107-06
2021-06-04
Published