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PHP Vulnerability: CVE-2023-0568

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PHP Vulnerability: CVE-2023-0568

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
02/16/2023
Created
02/28/2023
Added
02/27/2023
Modified
05/19/2023

Description

In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, core path resolution function allocate buffer one byte too small. When resolving paths with lengths close to system MAXPATHLEN setting, this may lead to the byte after the allocated buffer being overwritten with NUL value, which might lead to unauthorized data access or modification. 

Solution(s)

  • php-upgrade-8_0_28
  • php-upgrade-8_1_16
  • php-upgrade-8_2_3

References

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