CVE-2025-48965

4.0 MEDIUM

Published: July 20, 2025 Modified: November 03, 2025

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://github.com/Mbed-TLS/mbedtls-docs/blob/main/security-advisories/mbedtls-security-advisory-2025-06-6.md

Source: cve@mitre.org

Mitigation Third Party Advisory

https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/

Source: cve@mitre.org

Vendor Advisory

https://lists.debian.org/debian-lts-announce/2025/08/msg00013.html

Source: af854a3a-2127-422b-91ae-364da2661108

3 reference(s) from NVD

Quick Stats

CVSS v3 Score

4.0 / 10.0

EPSS (Exploit Probability)

0.0%

8th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-696 CWE-476

Affected Vendors

arm

Related CVEs