Linux · Debian · Security advisory · July 20, 2025

DEBIAN-CVE-2025-48965: mbedtls security update

DEBIAN-CVE-2025-48965, released July 20, 2025, fixes 1 CVE in mbedtls (version 3.6.4-1). None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
1
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.0057
47th percentile

Fixed package versions

ProductReleaseFixed in
mbedtlsDebian 13.5 (trixie)3.6.4-1
mbedtlsDebian 143.6.4-1

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2025-48965 libmbedx509-1t64: Mbed TLS before 3.6.4 has a NULL pointer dereference because mbedtls_asn1_store_named_data can trigger conflicting da...7.5 0.0057 None reported
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