Servers and applications
CVE-2021-22901
curl 7.75.0 through 7.76.1 suffers from a use-after-free vulnerability resulting in already freed memory being used when a TLS 1.3 session ticket arrives over a connection. A malicious server can use this in rare unfortunate circumstances to potentially reach remote code execution in the client. When libcurl at run-time sets up support for TLS 1.3 session tickets on a connection using OpenSSL,…
- Severity
- High 8.1
- Published
- 11 Jun 2021
- Last changed
- 14 Oct 2026
- Added to UpHeron
- 21 Oct 2026
- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
curlServers and applications · cpe:a:haxx:curl |
|
MySQLServers and applications · cpe:a:oracle:mysql_server |
|