GHSA-w4gq-6hmw-x862
GitHub Security Advisory
⚠ Unreviewed
HIGH
Has CVE
Advisory Details
During browser shutdown, reference decrementing could have occured on a previously freed object, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 83, Firefox ESR < 78.5, and Thunderbird < 78.5.
Related CVEs
Key Information
7.5
/10
Dataset
Last updated: September 16, 2025 6:29 AM
Data from GitHub Advisory Database. This information is provided for research and educational purposes.