Buffer Overflow in Mbed TLS Affects Product from Arm
CVE-2026-25833

7.5HIGH

Key Information:

Vendor

Arm
Status
Mbed TLS
Vendor
CVE Published:
1 April 2026

What is CVE-2026-25833?

A buffer overflow vulnerability exists in the x509_inet_pton_ipv6() function of Mbed TLS, affecting versions 3.5.0 to 3.6.5. This vulnerability could allow an attacker to exploit the impacted function, leading to potential unauthorized access or instability in the application using Mbed TLS. Users are advised to upgrade to versions 3.6.6 or 4.1.0 or later to incorporate necessary security fixes and mitigate the risks associated with this vulnerability.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

References

https://mbed-tls.readthedocs.io/en/latest/security-adviso...
https://mbed-tls.readthedocs.io/en/latest/security-adviso...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.