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AUSCERT External Security Bulletin Redistribution
openjpeg2 security update
31 January 2020
AusCERT Security Bulletin Summary
Operating System: Debian GNU/Linux 8
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Denial of Service -- Remote/Unauthenticated
CVE Names: CVE-2020-8112
Comment: This advisory references vulnerabilities in products which run on
platforms other than Debian. It is recommended that administrators
running openjpeg2 check for an updated version of the software for
their operating system.
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Package : openjpeg2
Version : 2.1.0-2+deb8u10
CVE ID : CVE-2020-8112
Debian Bug : 950184
opj_t1_clbl_decode_processor in openjp2/t1.c of OpenJPEG had a heap-based
buffer overflow in the qmfbid==1 case, a similar but different issue
For Debian 8 "Jessie", this problem has been fixed in version
We recommend that you upgrade your openjpeg2 packages.
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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