CVE-2021-21157
published 2021-02-22CVE-2021-21157: Use after free in Web Sockets in Google Chrome on Linux prior to 88.0.4324.182 allowed a remote attacker to potentially exploit heap corruption via a crafted…
PriorityP352high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
9.46%
94.9th percentile
Use after free in Web Sockets in Google Chrome on Linux prior to 88.0.4324.182 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Affected
13 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 88.0.4324.182-1 | 88.0.4324.182-1 |
| chromium | chromium | >= 0 < 88.0.4324.182-1 | 88.0.4324.182-1 |
| chromium | chromium | >= 0 < 88.0.4324.182-1 | 88.0.4324.182-1 |
| chromium | chromium | >= 0 < 88.0.4324.182-1 | 88.0.4324.182-1 |
| debian | chromium | < chromium 88.0.4324.182-1 (bookworm) | chromium 88.0.4324.182-1 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| chrome | < 88.0.4324.182 | 88.0.4324.182 | |
| chrome | >= unspecified < 88.0.4324.182 | 88.0.4324.182 | |
| chrome_chrome | — | — | |
| microsoft | edge | < 88.0.705.74 | 88.0.705.74 |
| microsoft | edge_chromium | < 88.0.4324.182 | 88.0.4324.182 |
| 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-2021-21155
vendor_chrome·2021-02-16·CVSS 9.6
CVE-2021-21155 [HIGH] Stable Channel Update for Desktop: CVE-2021-21155
Stable Channel Update for Desktop
CVE-2021-21155: Heap buffer overflow in Tab Strip . Reported by Khalil Zhani on 2021-02-07 [$TBD][ 1177341 ] High CVE-2021-21156: Heap buffer overflow in V8
Reported by Sergei Glazunov of Google Project Zero on 2021-02-11 [$TBD][ 1170657 ] Medium CVE-2021-21157: Use after free in Web Sockets
Severity: high
Microsoft
Chromium CVE-2021-21157: Use after free in Web Sockets
vendor_msrc·2021-02-09·CVSS 8.8
CVE-2021-21157 [HIGH] Chromium CVE-2021-21157: Use after free in Web Sockets
Chromium CVE-2021-21157: Use after free in Web Sockets
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
88.0.705.74
2/17/2021
88.0.4324.182
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
Debian
CVE-2021-21157: chromium - Use after free in Web Sockets in Google Chrome on Linux prior to 88.0.4324.182 a...
vendor_debian·2021·CVSS 8.8
CVE-2021-21157 [HIGH] CVE-2021-21157: chromium - Use after free in Web Sockets in Google Chrome on Linux prior to 88.0.4324.182 a...
Use after free in Web Sockets in Google Chrome on Linux prior to 88.0.4324.182 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Scope: local
bookworm: resolved (fixed in 88.0.4324.182-1)
bullseye: resolved (fixed in 88.0.4324.182-1)
forky: resolved (fixed in 88.0.4324.182-1)
sid: resolved (fixed in 88.0.4324.182-1)
trixie: resolved (fixed in 88.0.4324.182-1)
GHSA
GHSA-cxgq-frm4-w3gh: Use after free in Web Sockets in Google Chrome on Linux prior to 88
ghsa_unreviewed·2022-05-24
CVE-2021-21157 [HIGH] CWE-416 GHSA-cxgq-frm4-w3gh: Use after free in Web Sockets in Google Chrome on Linux prior to 88
Use after free in Web Sockets in Google Chrome on Linux prior to 88.0.4324.182 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
OSV
CVE-2021-21157: Use after free in Web Sockets in Google Chrome on Linux prior to 88
osv·2021-02-22·CVSS 8.8
CVE-2021-21157 [HIGH] CVE-2021-21157: Use after free in Web Sockets in Google Chrome on Linux prior to 88
Use after free in Web Sockets in Google Chrome on Linux prior to 88.0.4324.182 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/2021/02/stable-channel-update-for-desktop_16.htmlhttps://crbug.com/1170657https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BI6ZIJQYP5DFMYVX4J5OGOU2NQLEZ3SB/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/https://security.gentoo.org/glsa/202104-08https://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop_16.htmlhttps://crbug.com/1170657https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BI6ZIJQYP5DFMYVX4J5OGOU2NQLEZ3SB/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/https://security.gentoo.org/glsa/202104-08
2021-02-22
Published