CVE-2021-21128
published 2021-02-09CVE-2021-21128: Heap buffer overflow in Blink in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
PriorityP352high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
6.51%
93.0th percentile
Heap buffer overflow in Blink in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Affected
10 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 88.0.4324.96-0.1 | 88.0.4324.96-0.1 |
| chromium | chromium | >= 0 < 88.0.4324.96-0.1 | 88.0.4324.96-0.1 |
| chromium | chromium | >= 0 < 88.0.4324.96-0.1 | 88.0.4324.96-0.1 |
| chromium | chromium | >= 0 < 88.0.4324.96-0.1 | 88.0.4324.96-0.1 |
| debian | chromium | < chromium 88.0.4324.96-0.1 (bookworm) | chromium 88.0.4324.96-0.1 (bookworm) |
| chrome | < 88.0.4324.96 | 88.0.4324.96 | |
| chrome | >= unspecified < 88.0.4324.96 | 88.0.4324.96 | |
| chrome_chrome | — | — | |
| microsoft | edge_chromium | < 88.0.705.50 | 88.0.705.50 |
| 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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Chrome
Stable Channel Update for Desktop: CVE-2021-21128
vendor_chrome·2021-01-19·CVSS 8.8
CVE-2021-21128 [MEDIUM] Stable Channel Update for Desktop: CVE-2021-21128
Stable Channel Update for Desktop
CVE-2021-21128: Heap buffer overflow in Blink. Reported by Liang Dong on 2020-10-15 [$1000][ 1140403 ] Medium CVE-2021-21129: Insufficient policy enforcement in File System API
Reported by Maciej Pulikowski on 2020-10-20 [$1000][ 1140410 ] Medium CVE-2021-21130: Insufficient policy enforcement in File System API
Severity: medium
Microsoft
Chromium CVE-2021-21128: Heap buffer overflow in Blink
vendor_msrc·2021-01-12·CVSS 8.8
CVE-2021-21128 [HIGH] Chromium CVE-2021-21128: Heap buffer overflow in Blink
Chromium CVE-2021-21128: Heap buffer overflow in Blink
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: 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 browser?
In your Microsoft Edge browser, click on the 3 dots (...) on the very right-hand side of the window
Click on Help and Feedback
Click on About Microsoft Edge
FAQ
Debian
CVE-2021-21128: chromium - Heap buffer overflow in Blink in Google Chrome prior to 88.0.4324.96 allowed a r...
vendor_debian·2021·CVSS 8.8
CVE-2021-21128 [HIGH] CVE-2021-21128: chromium - Heap buffer overflow in Blink in Google Chrome prior to 88.0.4324.96 allowed a r...
Heap buffer overflow in Blink in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Scope: local
bookworm: resolved (fixed in 88.0.4324.96-0.1)
bullseye: resolved (fixed in 88.0.4324.96-0.1)
forky: resolved (fixed in 88.0.4324.96-0.1)
sid: resolved (fixed in 88.0.4324.96-0.1)
trixie: resolved (fixed in 88.0.4324.96-0.1)
GHSA
GHSA-v875-jf7g-hg8j: Heap buffer overflow in Blink in Google Chrome prior to 88
ghsa_unreviewed·2022-05-24
CVE-2021-21128 [HIGH] CWE-787 GHSA-v875-jf7g-hg8j: Heap buffer overflow in Blink in Google Chrome prior to 88
Heap buffer overflow in Blink in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
OSV
CVE-2021-21128: Heap buffer overflow in Blink in Google Chrome prior to 88
osv·2021-02-09·CVSS 8.8
CVE-2021-21128 [HIGH] CVE-2021-21128: Heap buffer overflow in Blink in Google Chrome prior to 88
Heap buffer overflow in Blink in Google Chrome prior to 88.0.4324.96 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/2021/01/stable-channel-update-for-desktop_19.htmlhttps://crbug.com/1138877https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-21128https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.htmlhttps://crbug.com/1138877https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-21128
2021-02-09
Published