CVE-2025-65502: Null Pointer Dereference

Published Nov 24, 2025
·
Updated

Null pointer dereference in addcacerts() in Cesanta Mongoose before 7.2 allows remote attackers to cause a denial of service via TLS initialization where SSLCTXgetcertstore() returns NULL.

Affected Software

2 affected components
Cesanta Mongoose<7.2
Cesanta Mongoose<7.2

Event History

Nov 24, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·02:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-65502?

CVE-2025-65502 is classified as a denial of service vulnerability.

2

How does CVE-2025-65502 affect the Cesanta Mongoose?

CVE-2025-65502 affects Cesanta Mongoose by allowing remote attackers to trigger a null pointer dereference during TLS initialization.

3

How do I fix CVE-2025-65502?

To fix CVE-2025-65502, upgrade Cesanta Mongoose to version 7.2 or later.

4

What versions of Cesanta Mongoose are vulnerable to CVE-2025-65502?

Versions of Cesanta Mongoose prior to 7.2 are vulnerable to CVE-2025-65502.

5

Can CVE-2025-65502 be exploited remotely?

Yes, CVE-2025-65502 can be exploited remotely by attackers to cause a denial of service.

Contact

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