GHSA-h8gv-f7pf-7c4p
GitHub Security Advisory
⚠ Unreviewed
CRITICAL
Has CVE
Advisory Details
A double-free issue could have occurred in `sec_pkcs7_decoder_start_decrypt()` when handling an error path. Under specific conditions, the same symmetric key could have been freed twice, potentially leading to memory corruption. This vulnerability affects Firefox < 133 and Thunderbird < 133.
Related CVEs
Key Information
9.0
/10
Dataset
Last updated: November 26, 2025 6:30 AM
Data from GitHub Advisory Database. This information is provided for research and educational purposes.