Use After Free Affecting php72-fpm package, versions <0:7.2.8-1.5.amzn1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-AMZN201803-PHP72FPM-1714647
- published27 Sept 2021
- disclosed26 Jun 2018
Introduced: 26 Jun 2018
CVE-2018-12882 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2018.03 php72-fpm to version 0:7.2.8-1.5.amzn1 or higher.
This issue was patched in ALAS-2018-1067.
NVD Description
Note: Versions mentioned in the description apply only to the upstream php72-fpm package and not the php72-fpm package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.
exif_read_from_impl in ext/exif/exif.c in PHP 7.2.x through 7.2.7 allows attackers to trigger a use-after-free (in exif_read_from_file) because it closes a stream that it is not responsible for closing. The vulnerable code is reachable through the PHP exif_read_data function.