CVE-2020-6851
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Uclouvain Openjpeg
PublishedJan 13, 2020
First seenJan 13, 2020
How to fix
Vendor advisories
- access.redhat.com/errata/RHSA-2020:0262
- access.redhat.com/errata/RHSA-2020:0274
- access.redhat.com/errata/RHSA-2020:0296
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XBRMI2D3XPVWKE3V52KRBW7BJVLS5LD3/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LACIIDDCKZJEPKTTFILSOSBQL7L3FC6V/
- debian.org/security/2021/dsa-4882
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| uclouvain openjpeg | v ≤ 2.3.1 | — |
| fedoraproject fedora | 30, 31 | — |
| debian debian_linux | 8.0, 9.0, 10.0 | — |
| redhat enterprise_linux | 8.0 | — |
| redhat enterprise_linux_desktop | 7.0 | — |
| redhat enterprise_linux_eus | 7.7, 8.1, 8.2, 8.4 | — |
| redhat enterprise_linux_server | 7.0 | — |
| redhat enterprise_linux_server_aus | 7.7, 8.2, 8.4 | — |
| redhat enterprise_linux_server_tus | 7.7, 8.2, 8.4 | — |
| redhat enterprise_linux_workstation | 7.0 | — |
| oracle georaster | 18c | — |
| oracle outside_in_technology | 8.5.4, 8.5.5 | — |
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