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Threats Tagged 'ubuntu-cve-2026-84964'

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Threats Tagged 'ubuntu-cve-2026-84964'

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CVE-2026-84964 is a high-severity double free vulnerability in the MongoDB C Driver affecting versions 1.17.0 up to but not including 1.30.9, and 2.0.0 up to but not including 2.5.2. It occurs in the OpenSSL-based TLS certificate revocation checking path during the TLS handshake when specially crafted certificate data causes the same heap object to be freed twice. This can lead to unexpected termination of the client application. The vulnerability can be triggered by an unauthenticated party acting as a trusted TLS endpoint.

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