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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2022-31630 Detail

Current Description

In PHP versions prior to 7.4.33, 8.0.25 and 8.1.12, when using imageloadfont() function in gd extension, it is possible to supply a specially crafted font file, such as if the loaded font is used with imagechar() function, the read outside allocated buffer will be used. This can lead to crashes or disclosure of confidential information. 


View Analysis Description

Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bugs.php.net/bug.php?id=81739 Exploit  Issue Tracking  Patch  Vendor Advisory 
https://bugs.php.net/bug.php?id=81739 Exploit  Issue Tracking  Patch  Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-125 Out-of-bounds Read cwe source acceptance level NIST  
CWE-190 Integer Overflow or Wraparound PHP Group  
CWE-131 Incorrect Calculation of Buffer Size PHP Group  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

7 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2022-31630
NVD Published Date:
11/14/2022
NVD Last Modified:
11/21/2024
Source:
PHP Group