PT-2021-22607

CVE-2021-39520

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Published

2021-09-20

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Updated

2021-09-24

Description by

CVSS 3.1
6.5
Medium
MetricsAV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions: libjpeg versions through 2020021
Description: An issue exists in the function BlockBitmapRequester::PushReconstructedData() located in blockbitmaprequester.cpp, allowing an attacker to cause Denial of Service due to a NULL pointer dereference.
Recommendations: For libjpeg versions through 2020021, as a temporary workaround, consider disabling the BlockBitmapRequester::PushReconstructedData() function until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploitability
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