Vulnerability DatabaseCVE-2025-48965
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CVE-2025-48965
July 20, 2025
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.
Affected Packages
mbedtls (CONAN):
Affected version(s) >=2.16.12 <3.6.4
Fix Suggestion:
Update to version 3.6.4
https://github.com/Mbed-TLS/mbedtls.git (GITHUB):
Affected version(s) >=v2.7.16 <v3.6.4
Fix Suggestion:
Update to version v3.6.4
Related Resources (5)
https://github.com/Mbed-TLS/mbedtls-docs/blob/main/security-advisories/mbedtls-security-advisory-2025-06-6.md
https://lists.debian.org/debian-lts-announce/2025/08/msg00013.html
https://security-tracker.debian.org/tracker/CVE-2025-48965
https://security.alpinelinux.org/vuln/CVE-2025-48965
https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/
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CVSS v4
Base Score:
6.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
LOW
CVSS v3
Base Score:
4
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Weakness Type (CWE)
NULL Pointer Dereference
CWE-476
Incorrect Behavior Order
CWE-696
EPSS
Base Score:
0.03