CVE-2022-31796

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CVSS 3.1

6.5 medium

EPSS

<1%p58

Published

Jun 2, 2022 (Jun 2, 2022)

Modified

Jun 17, 2026

Description

libjpeg 1.63 has a heap-based buffer over-read in HierarchicalBitmapRequester::FetchRegion in hierarchicalbitmaprequester.cpp because the MCU size can be different between allocation and use.

Vendors: jpeg
Products: libjpeg
Weakness: CWE-125
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.9%)

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