CVE-2021-30523 — Use After Free in Google Chrome

CWE-416 — Use After Free6 documents6 sources
Severity
8.8HIGHNVD
EPSS
0.6%
top 29.50%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Google ChromeChromiumDebian Chromium+3 more
Timeline
PublishedJun 7
Latest updateMay 24

Description

Use after free in WebRTC in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to potentially exploit heap corruption via a crafted SCTP packet.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages6 packages

▶CVEListV5google/chromeunspecified — 91.0.4472.77
▶NVDgoogle/chrome< 91.0.4472.77
▶debiandebian/chromium< chromium 93.0.4577.82-1 (bookworm)
▶Debianchromium/chromium< 93.0.4577.82-1+3

Also affects: Fedora 33, 34

Patches

Patch: crbug.com ↗Patch: crbug.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-hpvh-2wc7-fq52: Use after free in WebRTC in Google Chrome prior to 91↗2022-05-24
▶
OSV
CVE-2021-30523: Use after free in WebRTC in Google Chrome prior to 91↗2021-06-07
▶

📋Vendor Advisories

3
Chrome
Stable Channel Update for Desktop: CVE-2021-30521↗2021-05-25
▶
Microsoft
Chromium: CVE-2021-30523 Use after free in WebRTC↗2021-05-11
▶
Debian
CVE-2021-30523: chromium - Use after free in WebRTC in Google Chrome prior to 91.0.4472.77 allowed a remote...↗2021
▶