Vulnerabilities > CVE-2020-27842
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
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.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | Uclouvain
| 20 |
| Application | 1 | |
| Application | 2 | |
| Application | 1 | |
| OS | 2 | |
| OS | 2 | |
| OS | 4 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1907513
- https://bugzilla.redhat.com/show_bug.cgi?id=1907513
- https://lists.debian.org/debian-lts-announce/2022/04/msg00006.html
- https://lists.debian.org/debian-lts-announce/2022/04/msg00006.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.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://security.gentoo.org/glsa/202101-29
- https://www.debian.org/security/2021/dsa-4882
- https://www.debian.org/security/2021/dsa-4882
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.oracle.com/security-alerts/cpuApr2021.html