CVE-2020-6851

Description

OpenJPEG through 2.3.1 has a heap-based buffer overflow in opj_t1_clbl_decode_processor in openjp2/t1.c because of lack of opj_j2k_update_image_dimensions validation.

References

https://www.oracle.com/security-alerts/cpujul2020.html

https://www.debian.org/security/2021/dsa-4882

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XBRMI2D3XPVWKE3V52KRBW7BJVLS5LD3/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LACIIDDCKZJEPKTTFILSOSBQL7L3FC6V/

https://lists.debian.org/debian-lts-announce/2020/07/msg00008.html

https://lists.debian.org/debian-lts-announce/2020/01/msg00025.html

https://github.com/uclouvain/openjpeg/issues/1228

https://access.redhat.com/errata/RHSA-2020:0296

https://access.redhat.com/errata/RHSA-2020:0274

https://access.redhat.com/errata/RHSA-2020:0262

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3