CVE-2025-59777
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-11-10

Last updated on: 2025-11-14

Assigner: JPCERT/CC

Description
NULL pointer dereference vulnerability exists in GNU libmicrohttpd v1.0.2 and earlier. The vulnerability was fixed in commit ff13abc on the master branch of the libmicrohttpd Git repository, after the v1.0.2 tag. A specially crafted packet sent by an attacker could cause a denial-of-service (DoS) condition.
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Meta Information
Published
2025-11-10
Last Modified
2025-11-14
Generated
2026-06-16
AI Q&A
2025-11-10
EPSS Evaluated
2026-06-15
NVD
CVE-2025-59777
EUVD
EUVD-2025-41747
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
gnu libmicrohttpd to 2025-09-16 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-476 The product dereferences a pointer that it expects to be valid but is NULL.
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Executive Summary

This vulnerability is a NULL pointer dereference in GNU libmicrohttpd version 1.0.2 and earlier. It occurs when a specially crafted packet is sent by an attacker, which causes the software to dereference a NULL pointer, leading to a denial-of-service (DoS) condition. This means the affected software can crash or become unavailable due to this flaw.

Impact Analysis

The impact of this vulnerability is a denial-of-service (DoS) condition. An attacker can send a specially crafted packet to the affected software, causing it to crash or become unresponsive, which disrupts service availability.

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