CVE-2021-3272

PoC —

CVSS 3.1

5.5 medium

EPSS

1%p64

Published

Jan 27, 2021 (Jan 27, 2021)

Modified

Jun 17, 2026

Description

jp2_decode in jp2/jp2_dec.c in libjasper in JasPer 2.0.24 has a heap-based buffer over-read when there is an invalid relationship between the number of channels and the number of image components.

Vendors: jasper project fedoraproject
Products: jasper, fedora
Weakness: CWE-125
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.1%)

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