This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page.
View CVE-2020-27824 →
DEBIAN-CVE-2020-27824
A flaw was found in OpenJPEG’s encoder in the opj_dwt_calc_explicit_stepsizes() function. This flaw allows an attacker who can supply crafted input to...
Original description
The description as published by the source.
A flaw was found in OpenJPEG’s encoder in the opj_dwt_calc_explicit_stepsizes() function. This flaw allows an attacker who can supply crafted input to decomposition levels to cause a buffer overflow. The highest threat from this vulnerability is to system availability.
Source: OSV.dev (Open Source Vulnerabilities) OSV
Affected packages
Debian:12
openjpeg2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.0-1"}]}]
Debian:13
openjpeg2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.0-1"}]}]
Debian:14
openjpeg2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.0-1"}]}]
References
- advisory security-tracker.debian.org