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CVE PROGRAM SOURCE RECORDUnscored

CVE-2020-1919

Incorrect bounds calculations in substr_compare could lead to an out-of-bounds read when the second string argument passed in is longer than the first. This issue affects HHVM vers

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Status
Published
Published
Updated
Assigning organization
facebook

Description

Incorrect bounds calculations in substr_compare could lead to an out-of-bounds read when the second string argument passed in is longer than the first. 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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Facebook HHVM

  • 4.98.1 to < unspecifiedunaffected
  • 4.98.0affected
  • 4.97.1 to < unspecifiedunaffected
  • 4.97.0affected
  • 4.96.1 to < unspecifiedunaffected
  • 4.96.0affected
  • 4.95.1 to < unspecifiedunaffected
  • 4.95.0affected
  • 4.94.1 to < unspecifiedunaffected
  • 4.94.0affected
  • 4.93.2 to < unspecifiedunaffected
  • 4.81.0 to < unspecifiedaffected
  • 4.80.2 to < unspecifiedunaffected
  • 4.57.0 to < unspecifiedaffected
  • 4.56.3 to < unspecifiedunaffected
  • unspecified to < 4.56.3affected

References