jp2decode in jp2/jp2dec.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 (CVE-2021-3272).
A flaw was found in jasper. An out of bounds read issue was found in jp2_decode function which may lead to disclosure of information or program crash (CVE-2021-26926).
A flaw was found in jasper. A null pointer dereference in jp2decode in jp2dec.c may lead to program crash and denial of service (CVE-2021-26927).