Integer Overflow to Buffer Overflow Affecting php-bcmath package, versions <0:8.0.27-1.module+el8.7.0+17863+0ad92cd2


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
3.09% (92nd percentile)

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  • Snyk IDSNYK-CENTOS8-PHPBCMATH-3105536
  • published5 Nov 2022
  • disclosed20 Oct 2022

Introduced: 20 Oct 2022

CVE-2022-37454  (opens in a new tab)
CWE-680  (opens in a new tab)

How to fix?

Upgrade Centos:8 php-bcmath to version 0:8.0.27-1.module+el8.7.0+17863+0ad92cd2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php-bcmath package and not the php-bcmath package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

The Keccak XKCP SHA-3 reference implementation before fdc6fef has an integer overflow and resultant buffer overflow that allows attackers to execute arbitrary code or eliminate expected cryptographic properties. This occurs in the sponge function interface.

CVSS Scores

version 3.1