Live › vulnerability › CVE-2023-5217
Go to dashboardA heap buffer overflow in libvpx's VP8 encoder lets a remote attacker corrupt heap memory by getting a victim to load a crafted HTML page. Attackers are known to exploit it in the wild, and the sources say it can affect any browser that uses libvpx, including Chrome.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 3h before NVD. All times on this page are UTC.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Google Chromium libvpx | vendor | – | – |
| webmproject libvpx | vendor | < 1.13.1 | 1.13.1 |
| microsoft edge | vendor | = 116.0.1938.98 | – |
| microsoft edge | vendor | = 117.0.2045.47 | – |
| microsoft edge chromium | vendor | = 116.0.5845.229 | – |
| microsoft edge chromium | vendor | = 117.0.5938.132 | – |
| mozilla firefox | vendor | < 115.3.1 | 115.3.1 |
| mozilla firefox | vendor | < 118.0.1 | 118.0.1 |
| mozilla firefox | vendor | < 118.1 | 118.1 |
| mozilla thunderbird | vendor | < 115.3.1 | 115.3.1 |
| fedoraproject fedora | vendor | = 37 | – |
| fedoraproject fedora | vendor | = 38 | – |
| fedoraproject fedora | vendor | = 39 | – |
| debian linux | vendor | = 10.0 | – |
| debian linux | vendor | = 11.0 | – |
| debian linux | vendor | = 12.0 | – |
| apple ipados | vendor | >= 17.0, < 17.0.3 | 17.0.3 |
| apple ipados | vendor | = 16.7 | – |
| apple iphone os | vendor | >= 17.0, < 17.0.3 | 17.0.3 |
| apple iphone os | vendor | = 16.7 | – |
| google chrome | vendor | < 117.0.5938.132 | 117.0.5938.132 |
| redhat enterprise linux | vendor | = 9.0 | – |
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Google Chromium libvpx contains a heap buffer overflow vulnerability in vp8 encoding that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could impact web browsers using libvpx, including but not limited to Google Chrome.
CISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
This page as .md · .json · in your agent: get_signal("CVE-2023-5217")
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