CVE-2025-48965
7.5
HIGH
CVSS 3.1
EPSS 0.20%
Description
Mbed TLS before 3.6.4 has a NULL pointer dereference because mbedtls_asn1_store_named_data can trigger conflicting data with val.p of NULL but val.len greater than zero.
How to fix CVE-2025-48965
To remediate CVE-2025-48965, upgrade the affected package to a fixed version below.
- Alpine/mbedtls—upgrade to 3.6.4-r0 or later
- Debian/mbedtls—upgrade to 2.16.9-0.1+deb11u2 or later
Is CVE-2025-48965 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.6.4-r0
- from 0, < 2.16.9-0.1+deb11u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |