Out-of-bounds Read Affecting opencv package, versions <4.1.2+dfsg-3


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.1% (43rd percentile)

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  • Snyk IDSNYK-DEBIAN12-OPENCV-1555784
  • published8 Dec 2019
  • disclosed6 Dec 2019

Introduced: 6 Dec 2019

CVE-2019-19624  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Debian:12 opencv to version 4.1.2+dfsg-3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream opencv package and not the opencv package as distributed by Debian. See How to fix? for Debian:12 relevant fixed versions and status.

An out-of-bounds read was discovered in OpenCV before 4.1.1. Specifically, variable coarsest_scale is assumed to be greater than or equal to finest_scale within the calc()/ocl_calc() functions in dis_flow.cpp. However, this is not true when dealing with small images, leading to an out-of-bounds read of the heap-allocated arrays Ux and Uy.

CVSS Scores

version 3.1