Google · Chromium WebRTC
CVE-2023-7024
Google Chromium WebRTC Heap Buffer Overflow Vulnerability
What it is
Heap buffer overflow in WebRTC in Google Chrome prior to 120.0.6099.129 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
CISA: Google Chromium WebRTC, an open-source project providing web browsers with real-time communication, contains a heap buffer overflow vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could impact web browsers using WebRTC, including but not limited to Google Chrome.
What to do
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Deadline for US federal agencies: January 23, 2024
- Added to the CISA list
- January 2, 2024
- Published
- December 21, 2023
- Severity
- High 8.8 CVSS 3.1
- Chance of attacks in the next 30 days (EPSS)
- 6.7% in the top 6.1% of all known vulnerabilities
- Weakness
- CWE-787
- More details
- NVD · CVE.org · CISA
All references (6)
- https://chromereleases.googleblog.com/2023/12/stable-channel-update-for-desktop_20.html
- https://crbug.com/1513170
- https://www.debian.org/security/2023/dsa-5585
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U6JL4VHZMHFGEG…
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6M6AJDHUL6EDPU…
- https://security.gentoo.org/glsa/202401-34
More exploited flaws from Google
| Added | Vulnerability | Product | Severity | Attack chance |
|---|---|---|---|---|
| Oct 27, 2026 | Unchecked Return Value | Brotli | Critical 9.2 | 55% |
| Sep 16, 2026 | Improper Authorization | Pixel | High 8.8 | 0.6% |
| Sep 9, 2026 | Out of Bounds Write | Chromium V8 | High 8.8 | 3.5% |
| Sep 4, 2026 | Type Confusion | Chromium V8 | High 8.8 | 1.8% |
| Jun 9, 2026 | Out-of-Bounds Read and Write | Chromium V8 | High 8.8 | 2.4% |
| Apr 1, 2026 | Use-After-Free | Dawn | High 8.8 | 14% |
| Mar 13, 2026 | Out-of-Bounds Write | Skia | High 8.8 | 2.3% |
| Mar 13, 2026 | Improper Restriction of Operations Within the Bounds of a Memory Buffer | Chromium V8 | High 8.8 | 2.7% |
Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.