CVE-2017-12863 Integer Overflow or Wraparound in OpenCV

What is CVE-2017-12863?

CVE-2017-12863 is a high-severity vulnerability in Debian Debian Linux, published on 15 Aug 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

In opencv/modules/imgcodecs/src/grfmt_pxm.cpp, function PxMDecoder::readData has an integer overflow when calculate src_pitch. If the image is from remote, may lead to remote code execution or denial of service. This affects Opencv 3.3 and earlier.

Weakness: CWE-190

Which versions are affected by CVE-2017-12863?

6 open source packages ship an affected version, including opencv-contrib-python and opencv-python. It affects 2 products.

Products include Debian Debian Linux, Opencv Opencv.

How do I fix CVE-2017-12863?

Upgrade opencv-contrib-python to 3.3.1.11 or later.

Is CVE-2017-12863 being exploited?

There is no known exploitation of CVE-2017-12863 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

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• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2017-12863, GHSA-wq8f-wvqp-xvvm, PYSEC-2026-2832, PYSEC-2026-717, UBUNTU-CVE-2017-12863.