CVE-2022-31627 (GCVE-0-2022-31627)

Vulnerability from cvelistv5 – Published: 2022-07-28 05:50 – Updated: 2024-09-16 21:02
VLAI
Title
Heap buffer overflow in finfo_buffer
Summary
In PHP versions 8.1.x below 8.1.8, when fileinfo functions, such as finfo_buffer, due to incorrect patch applied to the third party code from libmagic, incorrect function may be used to free allocated memory, which may lead to heap corruption.
Severity
7.7 (High)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
CWE
  • CWE-590 - Free of Memory not on the Heap
Assigner
php
References
Impacted products
Vendor Product Version
PHP Group PHP Affected: 8.1.X , < 8.1.8 (custom)
Create a notification for this product.
Date Public
2022-07-05 00:00
Credits
reported by xd4rker at gmail dot com
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.