All vulnerabilities

Servers and applications

CVE-2026-80229

When performing transfers via libcurl’s multi interface, pooled TLS connections can outlive their originating easy handles. In OpenSSL 3 provider configurations, libcurl attaches an allocated library context to the easy handle's state and passes it to OpenSSL without acquiring an ownership reference; destroying the easy handle prematurely frees this context while the active connection retains a…

Severity
High 7.5
Published
6 Sept 2026
Last changed
15 Sept 2026
Added to UpHeron
21 Oct 2026
Fixed in
8.22.0
Sources
NVD

Affected software

SoftwareAffected versions
curlServers and applications · cpe:a:haxx:curl
  • From 8.14.0 before 8.22.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-80229
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-80229