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openvpn

A use-after-free and dangling pointer vulnerability exists in the TLS session handling of OpenVPN, identified as CVE-2026-84471. This vulnerability affects multiple specific versions of OpenVPN, primarily those distributed in various Ubuntu releases. The flaw could potentially lead to high impact consequences due to improper memory handling during TLS sessions. A patch is available to address this issue.

CVE-2026-84471 describes a use-after-free and dangling pointer vulnerability in the TLS session handling component of OpenVPN. This memory management flaw can cause the program to reference freed memory, potentially leading to crashes or other unintended behavior. The vulnerability affects numerous OpenVPN versions, particularly those packaged for Ubuntu distributions. The issue has been assigned a medium severity rating with a CVSS 4.0 vector indicating network attack vector, low attack complexity, no user interaction, and high impact on availability. A patch has been released by Ubuntu to remediate this vulnerability.

A use-after-free and dangling pointer vulnerability exists in the TLS session handling of OpenVPN, identified as CVE-2026-84471. This vulnerability affects multiple specific versions of OpenVPN, primarily those distributed in various Ubuntu releases. The flaw could potentially lead to high impact co

Openvpn: [Use-After-Free / Dangling Pointer in TLS Session Handling] (CVE-2026-84471)

Threats Tagged 'ubuntu-cve-2026-84471'

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