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HIGH

heap-buffer-overflow on exif_scan_thumbnail in EXIF extension

Published Aug 9, 2019

Description

When PHP EXIF extension is parsing EXIF information from an image, e.g. via exif_read_data() function, in PHP versions 7.1.x below 7.1.31, 7.2.x below 7.2.21 and 7.3.x below 7.3.8 it is possible to supply it with data what will cause it to read past the allocated buffer. This may lead to information disclosure or crash.

Affected products

Remediation

No remediation recorded yet.

Metrics

References (21)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner php
Published Aug 9, 2019
Updated Sep 16, 2024
Reserved Apr 9, 2019
NVD
Status Modified
Modified Jun 17, 2026
Red Hat
Severity Low
Public date Aug 9, 2019