GHSA-6342-4x32-pp8v
GitHub Security Advisory
⚠ Unreviewed
HIGH
Has CVE
Advisory Details
A use after free vulnerability exists in curl <7.87.0. Curl can be asked to *tunnel* virtually all protocols it supports through an HTTP proxy. HTTP proxies can (and often do) deny such tunnel operations. When getting denied to tunnel the specific protocols SMB or TELNET, curl would use a heap-allocated struct after it had been freed, in its transfer shutdown code path.
Related CVEs
Key Information
7.5
/10
Dataset
Last updated: June 14, 2025 6:24 AM
Data from GitHub Advisory Database. This information is provided for research and educational purposes.