AlmaLinux 9.2 [TuxCare] Security Update: curl / curl-minimal / libcurl / libcurl-devel / libcurl-minimal Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1785925784)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1785925784 advisory. - When reusing a libcurl handle for sequential transfers driven by environment-variable proxy configuration, libcurl fails to clear...

AlmaLinux 9.6 [TuxCare] Security Update: curl / curl-minimal / libcurl / libcurl-devel / libcurl-minimal Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1785925031)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1785925031 advisory. - When reusing a libcurl handle for sequential transfers driven by environment-variable proxy configuration, libcurl fails to clear...

CVE-2026-8932

🚨 CVE-2026-8932 - The Oldest libcurl Security Bug Incomplete mTLS Configuration Matching in libcurl The oldest security vulnerability ever fixed in libcurl—remaining unnoticed for over 25 years. 📖 Overview CVE-2026-8932 is a security vulnerability in libcurl where the library may incorrectly reus...

curl: OpenSSL ENGINE selection omitted from mTLS connection matching

Summary When an application sets CURLOPTSSLENGINE to select an OpenSSL ENGINE for resolving ENG-type client certificate and private key identifiers, the engine selection is not included in the TLS configuration compared during connection reuse. A second easy handle with a different engine but the...

AZL-91827 CVE-2026-8932 affecting package cmake for versions less than 3.30.3-15

libcurl would reuse a previously created connection even when some mTLS config related option had been changed that should have prohibited reuse. libcurl keeps previously used connections in a connection pool for subsequent transfers to reuse if one of them matches the setup. However, some TLS...