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CVE-2026-116841EUVD-2026-110572GHSA-MQMM-G9R5-977R

DevilutionX 1.4.0 through 1.5.5 Out-of-Bounds Read via libmpq Hash Table Lookup

Published
Last modified
published
Not listed in CISA KEV
Fix
Fix or patch referenced
None on Exploit-DB, Metasploit or GitHub

Summary

DevilutionX, an open-source port of the Diablo game, is affected by a flaw in its bundled libmpq library that lets a specially crafted game data archive, such as one supplied as a mod, read memory beyond its intended bounds. This can leak heap memory contents or crash the game.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Read the original description

DevilutionX 1.4.0 through 1.5.5 contains an out-of-bounds read vulnerability in the bundled libmpq libmpq__file_number_from_hash function that allows attackers to read heap memory via unchecked block_table_index values. Attackers can place a crafted .mpq archive in the game's data path, such as a mod, to trigger reads past mpq_map and crash the game.

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • diasurgical DevilutionX

    From 1.4.0 · through 1.5.5

References 6

GitHub · diasurgical/DevilutionX

GitHub · diasurgical/libmpq

hackmd.io

vulncheck.com