An integer overflow leading to a heap-buffer overflow was found in OpenEXR in versions before 3.0.1. An attacker could use this flaw to crash an application compiled with OpenEXR.

The remote Redhat Enterprise Linux 7 host has one or more packages installed that are affected by multiple vulnerabilities that have been acknowledged by the vendor but will not be patched.

  - OpenEXR: Heap-buffer-overflow in Imf_2_5::copyIntoFrameBuffer (CVE-2021-23169)

  - An integer overflow leading to a heap-buffer overflow was found in the DwaCompressor of OpenEXR in     versions before 3.0.1. An attacker could use this flaw to crash an application compiled with OpenEXR.
    (CVE-2021-23215)

  - An integer overflow leading to a heap-buffer overflow was found in the DwaCompressor of OpenEXR in     versions before 3.0.1. An attacker could use this flaw to crash an application compiled with OpenEXR. This     is a different flaw from CVE-2021-23215. (CVE-2021-26260)

Note that Nessus has not tested for these issues but has instead relied on the package manager's report that the package is installed.

The remote Redhat Enterprise Linux 8 host has one or more packages installed that are affected by multiple vulnerabilities that have been acknowledged by the vendor but will not be patched.

  - OpenEXR: Heap-buffer-overflow in Imf_2_5::copyIntoFrameBuffer (CVE-2021-23169)

  - A heap-based buffer overflow vulnerability exists in Academy Software Foundation OpenEXR 2.3.0 in     chunkOffsetReconstruction in ImfMultiPartInputFile.cpp that can cause a denial of service via a crafted     EXR file. (CVE-2020-16587)

  - A head-based buffer overflow exists in Academy Software Foundation OpenEXR 2.3.0 in writeTileData in     ImfTiledOutputFile.cpp that can cause a denial of service via a crafted EXR file. (CVE-2020-16589)

Note that Nessus has not tested for these issues but has instead relied on the package manager's report that the package is installed.

ID	Name	Product	Family	Severity
202484	RHEL 7 : openexr (Unpatched Vulnerability)	Nessus	Red Hat Local Security Checks	high
202483	RHEL 8 : openexr (Unpatched Vulnerability)	Nessus	Red Hat Local Security Checks	high

Detections

Analytics

CVE-2021-26945

medium

Tenable Plugins

high

high