Integer Overflow or Wraparound Affecting directxtk_desktop_win10 package, versions [,2026.5.8.1)
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- published26 May 2026
- disclosed18 May 2026
- creditChuck Walbourn
Introduced: 18 May 2026
New CVE NOT AVAILABLE CWE-190 (opens in a new tab)How to fix?
Upgrade directxtk_desktop_win10 to version 2026.5.8.1 or higher.
Overview
Affected versions of this package are vulnerable to Integer Overflow or Wraparound in the SpriteFont file loading process when handling untrusted .spritefont files. An attacker can execute arbitrary code by supplying a crafted data file that triggers a 32-bit integer overflow during multiplication operations. This is only exploitable if the application is built for x86 or ARM architectures and processes untrusted or network-downloaded .spritefont files.
Workaround
This vulnerability can be mitigated by ensuring that only trusted .spritefont files included with the application are used, and by avoiding the use of user-provided or network-downloaded files.