Google Chrome: Heap buffer overflow
CVE-2026-7339 is fixed in 4 products on 2 platforms, first by Google Chrome Dev (EXE) 148.0.7730.2, released March 13, 2026. It is not reported as exploited. Patch Radar priority: High.
Heap buffer overflow in WebRTC in Google Chrome prior to 147.0.7727.138 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Google Chrome (EXE) | 147.0.7727.138 | Google Chrome (EXE) 147.0.7727.138 | Apr 28, 2026 |
| Google Chrome Beta (EXE) | 148.0.7778.5 | Google Chrome Beta (EXE) 148.0.7778.5 | Apr 8, 2026 |
| Google Chrome Dev (EXE) | 148.0.7730.2 | Google Chrome Dev (EXE) 148.0.7730.2 | Mar 13, 2026 |
| Linux | |||
| chromium · Debian 12.15 (bookworm) | 147.0.7727.137-1~deb12u1 | DEBIAN-CVE-2026-7339 | May 15, 2026 |
| chromium · Debian 13.5 (trixie) | 147.0.7727.137-1~deb13u1 | DEBIAN-CVE-2026-7339 | May 15, 2026 |
| chromium · Debian 14 | 147.0.7727.137-1 | DEBIAN-CVE-2026-7339 | May 15, 2026 |
| chromium · opensuse-leap 16.0 | 147.0.7727.137-bp160.1.1 | OPENSUSE-SU-2026:20660-1 | Aug 31, 2026 |
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