CVE & CISA-KEV Catalog

CVE-2025-48965

MEDIUM
4.0
CVSS v3
NVD

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

Remediation Available
mbedtlsDebian
Fixed in:2.16.9-0.1+deb11u2CVE-2025-48965
Fixed in:3.6.4-1CVE-2025-48965
Fixed in:3.6.4-1CVE-2025-48965
libmbedcrypto1Ubuntu
Fixed in:2.8.0-1ubuntu0.1~esm1USN-8123-1
libmbedcrypto3Ubuntu
Fixed in:2.16.4-1ubuntu2+esm1USN-8123-1
libmbedcrypto7Ubuntu
Fixed in:2.28.0-1ubuntu0.1~esm1USN-8123-1
libmbedcrypto7t64Ubuntu
Fixed in:2.28.8-1ubuntu0.1~esm1USN-8123-1
libmbedtls-devUbuntu
Fixed in:2.8.0-1ubuntu0.1~esm1USN-8123-1
Fixed in:2.16.4-1ubuntu2+esm1USN-8123-1
Fixed in:2.28.0-1ubuntu0.1~esm1USN-8123-1
Fixed in:2.28.8-1ubuntu0.1~esm1USN-8123-1
libmbedtls10Ubuntu
Fixed in:2.8.0-1ubuntu0.1~esm1USN-8123-1
libmbedtls12Ubuntu
Fixed in:2.16.4-1ubuntu2+esm1USN-8123-1
libmbedtls14Ubuntu
Fixed in:2.28.0-1ubuntu0.1~esm1USN-8123-1
libmbedtls14t64Ubuntu
Fixed in:2.28.8-1ubuntu0.1~esm1USN-8123-1
libmbedx509-0Ubuntu
Fixed in:2.8.0-1ubuntu0.1~esm1USN-8123-1
Fixed in:2.16.4-1ubuntu2+esm1USN-8123-1
libmbedx509-1Ubuntu
Fixed in:2.28.0-1ubuntu0.1~esm1USN-8123-1
libmbedx509-1t64Ubuntu
Fixed in:2.28.8-1ubuntu0.1~esm1USN-8123-1
mbedtlsUbuntu
Fixed in:2.8.0-1ubuntu0.1~esm1USN-8123-1
Fixed in:2.16.4-1ubuntu2+esm1USN-8123-1
Fixed in:2.28.0-1ubuntu0.1~esm1USN-8123-1
Fixed in:2.28.8-1ubuntu0.1~esm1USN-8123-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredNone
User InteractionNone
ScopeChanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityLow

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

Exploit Intelligence

0.46%probability of exploitation in 30 days
38thpercentile

Low risk: more likely to be exploited than 38% of all known CVEs.

References

Vendor Advisory1
Mitigation1
Other references1

Related Vulnerabilities

Other CWE-696 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2023-33224High7.22.8%-Fix
CVE-2021-22569High7.51.7%-Fix
CVE-2021-31379High7.51.3%--
CVE-2023-44386Medium5.30.6%-Fix
CVE-2025-31485High7.50.6%--
CVE-2025-0150High7.10.5%-Fix

Common questions

How do I fix CVE-2025-48965?

Published advisories record a fix for 14 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2025-48965 being actively exploited?

Not that we know of. CVE-2025-48965 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.46% is the estimated probability that it will be exploited in the next 30 days. That is higher than 38% of all scored CVEs.

How severe is CVE-2025-48965?

CVE-2025-48965 has a CVSS v3 base score of 4.0, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2025-48965 affect?

Published advisories record a fix for mbedtls (Debian), libmbedcrypto1 (Ubuntu), libmbedcrypto3 (Ubuntu), libmbedcrypto7 (Ubuntu), and 10 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2025-48965
CVE-2025-48965 severity badge

Markdown

[![CVE-2025-48965](https://tridentstack.com/cve/badge/CVE-2025-48965.svg)](https://tridentstack.com/cve/CVE-2025-48965)

HTML

<a href="https://tridentstack.com/cve/CVE-2025-48965"><img src="https://tridentstack.com/cve/badge/CVE-2025-48965.svg" alt="CVE-2025-48965"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it worksStart freeThis CVE lookup is free and always will be.

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-03.