CVE-2021-21122
published 2021-02-09CVE-2021-21122: Use after free 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
7.01%
93.5th percentile
Use after free 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-2021-21120
vendor_chrome·2021-01-19·CVSS 8.8
CVE-2021-21120 [HIGH] Stable Channel Update for Desktop: CVE-2021-21120
Stable Channel Update for Desktop
CVE-2021-21120: Use after free in WebSQL. Reported by Nan Wang(@eternalsakura13) and Guang Gong of 360 Alpha Lab on 2020-12-21 [$5000][ 1161143 ] High CVE-2021-21121: Use after free in Omnibox
Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2020-12-22 [$5000][ 1162131 ] High CVE-2021-21122: Use after free in Blink
Severity: high
Microsoft
Chromium CVE-2021-21122: Use after free in Blink
vendor_msrc·2021-01-12·CVSS 8.8
CVE-2021-21122 [HIGH] Chromium CVE-2021-21122: Use after free in Blink
Chromium CVE-2021-21122: Use after free 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: What
Debian
CVE-2021-21122: chromium - Use after free in Blink in Google Chrome prior to 88.0.4324.96 allowed a remote ...
vendor_debian·2021·CVSS 8.8
CVE-2021-21122 [HIGH] CVE-2021-21122: chromium - Use after free in Blink in Google Chrome prior to 88.0.4324.96 allowed a remote ...
Use after free 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-3w29-4qp5-cwmc: Use after free in Blink in Google Chrome prior to 88
ghsa_unreviewed·2022-05-24
CVE-2021-21122 [HIGH] CWE-416 GHSA-3w29-4qp5-cwmc: Use after free in Blink in Google Chrome prior to 88
Use after free 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-2021-21122: Use after free in Blink in Google Chrome prior to 88
osv·2021-02-09·CVSS 8.8
CVE-2021-21122 [HIGH] CVE-2021-21122: Use after free in Blink in Google Chrome prior to 88
Use after free 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/1162131https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-21122https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.htmlhttps://crbug.com/1162131https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-21122
2021-02-09
Published