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Vulnerability DatabaseCVE-2025-63745

CVE-2025-63745: 
NixOS vulnerability analysis and mitigation

Overview

A NULL pointer dereference vulnerability (CVE-2025-63745) was discovered in radare2 version 6.0.5 and earlier within the info() function of bin_ne.c. The vulnerability was disclosed on November 14, 2025, and affects the radare2 binary analysis tool (NVD).

Technical details

The vulnerability exists in the info() function of bin_ne.c where a NULL pointer dereference can occur when processing malformed binary data. The issue has been assigned a CVSS v3.1 base score of 5.5 (Medium) with the vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. The vulnerability is classified as CWE-476 (NULL Pointer Dereference) (NVD).

Impact

When exploited, the vulnerability can trigger a segmentation fault, leading to a denial of service condition when the tool processes malformed data. This affects the availability of the radare2 tool but does not impact confidentiality or integrity (NVD).

Mitigation and workarounds

A fix has been implemented in the radare2 repository through commit 6c5df3f8570d4f0c360681c08241ad8af3b919fd. Users should upgrade to a version newer than 6.0.5 to mitigate this vulnerability (GitHub Commit).

Additional resources

Source: This report was generated using AI

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