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CVE-2025-48965

Published: Jul 20, 2025Updated: Nov 3, 2025 Sources: CVE List NVD BDUCWE-696
NVD MITRE
4.0CVSSMEDIUM
EPSS Score
0.5%
Top 63.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:CC:NI:NA:L
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low
Open in CVSS calculator →

Weaknesses

CWE-696CWE-476

Affected Products

mbedtlsMbed
Library
Security Products / pki-crypto
mbed tlsarmOSS Libraries
Mbed TLSARM Limited
LibraryLibrary
Security Products / pki-crypto
mbedoss-projectSecurity Productsaka mbedtls
armoss-projectGBOSS Librariesaka arm ltd
arm limitedcommercialGBSecurity Productsaka arm

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available
Workaround Available

MITRE ATT&CK

2 techniques
Impact
Initial Access
View detailed technique mapping

References

https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/
mbed-tls.readthedocs.io
https://github.com/Mbed-TLS/mbedtls-docs/blob/main/security-advisories/mbedtls-security-advisory-2025-06-6.md
github.com
https://lists.debian.org/debian-lts-announce/2025/08/msg00013.html
lists.debian.org

Timeline

Published
Jul 20, 2025
Last Updated
Nov 3, 2025

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