Integer Underflow (Wrap or Wraparound)

Overview Affected versions of this package are vulnerable to Integer Underflow Wrap or Wraparound due to improper handling of buffer size calculations in the libregexp engine. An attacker can achieve out-of-bounds memory writes by supplying a specially crafted regular expression that causes an...

UBUNTU-CVE-2025-62495

An integer overflow vulnerability exists in the QuickJS regular expression engine libregexp due to an inconsistent representation of the bytecode buffer size. The regular expression bytecode is stored in a DynBuf structure, which correctly uses a $\textsize\textt$ an unsigned type, typically...

CVE-2025-62495: Integer Underflow (Wrap or Wraparound)

An integer overflow vulnerability exists in the QuickJS regular expression engine libregexp due to an inconsistent representation of the bytecode buffer size. The regular expression bytecode is stored in a DynBuf structure, which correctly uses a $\textsize\textt$ an unsigned type, typically...

PT-2025-42492

Name of the Vulnerable Software and Affected Versions QuickJS versions affected versions not specified Description An integer overflow exists in the QuickJS regular expression engine libregexp due to an inconsistent representation of the bytecode buffer size. The regular expression bytecode size ...