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Vulnerability record · CVE-2020-8112 · published 28 January 2020

CVE-2020-8112: Uclouvain openjpeg out-of-bounds write vulnerability

UUclouvain · Openjpeg

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.

8.8 CVSS 3.1 High EPSS 3.6% · top 10.9% CWE-787 · Out-of-bounds write
8.8CVSS 3.1 base score, v2 6.8
3.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
22References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/errata/RHSA-2020:0550
https://access.redhat.com/errata/RHSA-2020:0569
https://access.redhat.com/errata/RHSA-2020:0570
https://access.redhat.com/errata/RHSA-2020:0694
https://github.com/uclouvain/openjpeg/issues/1231 ExploitThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/01/msg00035.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00008.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EFM77GIFWHOECNIERYJQPI2
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TFEVEKETJV7GOXD5RDWL35E
https://www.debian.org/security/2021/dsa-4882
https://www.oracle.com/security-alerts/cpujul2020.html
https://access.redhat.com/errata/RHSA-2020:0550
https://access.redhat.com/errata/RHSA-2020:0569
https://access.redhat.com/errata/RHSA-2020:0570
https://access.redhat.com/errata/RHSA-2020:0694
https://github.com/uclouvain/openjpeg/issues/1231 ExploitThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/01/msg00035.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00008.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EFM77GIFWHOECNIERYJQPI2
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TFEVEKETJV7GOXD5RDWL35E
https://www.debian.org/security/2021/dsa-4882
https://www.oracle.com/security-alerts/cpujul2020.html

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Source: NIST National Vulnerability Database (record CVE-2020-8112), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.