CVE-2024-24199
NixOS vulnerability analysis and mitigation

Overview

CVE-2024-24199 is a vulnerability discovered in smartdns commit 54b4dc, specifically in the file smartdns/src/dns.c. The vulnerability was disclosed on June 6, 2024, and involves a misaligned address issue (NVD, Debian).

Technical details

The vulnerability is related to a misaligned memory access where an unsigned short value is being written to a buffer that is aligned with 1-byte, while unsigned short requires 2-byte alignment. This causes undefined behavior in the system. The vulnerability has been assigned a CVSS v3.1 base score of 7.5 (HIGH) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (NVD).

Impact

The vulnerability affects the availability of the system due to the misaligned memory access, which could potentially lead to system crashes or other undefined behavior (NVD).

Exploitability

The vulnerability is accessible through network access (AV:N) with low attack complexity (AC:L) and requires no privileges (PR:N) or user interaction (UI:N) (NVD).

Additional resources


SourceThis report was generated using AI

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