CVE-2020-27842
There's a flaw in openjpeg's t2 encoder in versions prior to 2.4.0. An attacker who is able to provide crafted input to be processed by openjpeg could cause a null pointer dereference. The highest impact of this flaw is to application availability.
| Software | From | Fixed in |
|---|---|---|
| uclouvain / openjpeg | - | 2.4.0 |
| fedoraproject / fedora | 32 | 32.x |
| fedoraproject / fedora | 33 | 33.x |
| fedoraproject / extra_packages_for_enterprise_linux | 7.0 | 7.0.x |
| debian / debian_linux | 9.0 | 9.0.x |
| debian / debian_linux | 10.0 | 10.0.x |
| redhat / enterprise_linux | 8.0 | 8.0.x |
| redhat / enterprise_linux_for_power_little_endian | 8.0 | 8.0.x |
| redhat / enterprise_linux_for_ibm_z_systems | 8.0 | 8.0.x |
| redhat / codeready_linux_builder_for_ibm_z_systems | 8.0 | 8.0.x |
| redhat / codeready_linux_builder | 8.0 | 8.0.x |
| redhat / codeready_linux_builder_for_power_little_endian | 8.0 | 8.0.x |
| oracle / outside_in_technology | 8.5.5 | 8.5.5.x |
- https://bugzilla.redhat.com/show_bug.cgi?id=1907513
- https://lists.debian.org/debian-lts-announce/2022/04/msg00006.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WJUPGIZE6A4O52EBOF75MCXJOL6MUCRV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WJUPGIZE6A4O52EBOF75MCXJOL6MUCRV/
- https://security.gentoo.org/glsa/202101-29
- https://www.debian.org/security/2021/dsa-4882
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuApr2021.html
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