opj_t1_clbl_decode_processor in openjp2/t1.c in OpenJPEG 2.3.1 through 2020-01-28 has a heap-based buffer overflow in the qmfbid==1 case, a different issue than CVE-2020-6851.Referenceshttps://lists.debian.org/debian-lts-announce/2020/01/msg00035.htmlhttps://access.redhat.com/errata/RHSA-2020:0550https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TFEVEKETJV7GOXD5RDWL35ESEDHC663E/https://access.redhat.com/errata/RHSA-2020:0570https://access.redhat.com/errata/RHSA-2020:0569https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EFM77GIFWHOECNIERYJQPI2ZJU57GZD5/https://access.redhat.com/errata/RHSA-2020:0694https://lists.debian.org/debian-lts-announce/2020/07/msg00008.htmlhttps://www.oracle.com/security-alerts/cpujul2020.htmlhttps://github.com/uclouvain/openjpeg/issues/1231https://www.debian.org/security/2021/dsa-4882
