Vulnerability Database

289,871

Total vulnerabilities in the database

CVE-2021-24025

Due to incorrect string size calculations inside the preg_quote function, a large input string passed to the function can trigger an integer overflow leading to a heap overflow. This issue affects HHVM versions prior to 4.56.3, all versions between 4.57.0 and 4.80.1, all versions between 4.81.0 and 4.93.1, and versions 4.94.0, 4.95.0, 4.96.0, 4.97.0, 4.98.0.

  • Published: Mar 10, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-24025
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.8
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
facebook / hhvm 4.95.0 4.95.0.x
facebook / hhvm 4.96.0 4.96.0.x
facebook / hhvm 4.97.0 4.97.0.x
facebook / hhvm 4.98.0 4.98.0.x
facebook / hhvm 4.94.0 4.94.0.x
facebook / hhvm - 4.56.3
facebook / hhvm 4.81.0 4.93.1.x
facebook / hhvm 4.57.0 4.80.1.x