7.5
CWE
476
Advisory Published
CVE Published
Updated

CVE-2019-9746: Null Pointer Dereference

First published: Wed Mar 13 2019(Updated: )

In libwebm before 2019-03-08, a NULL pointer dereference caused by the functions OutputCluster and OutputTracks in webm_info.cc will trigger an abort, which allows a DoS attack, a similar issue to CVE-2018-19212.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Webmproject Libwebm<=1.0.0.27

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Frequently Asked Questions

  • What is CVE-2019-9746?

    CVE-2019-9746 is a vulnerability found in libwebm before 2019-03-08 that can lead to a denial-of-service (DoS) attack by triggering a NULL pointer dereference.

  • How can CVE-2019-9746 be exploited?

    CVE-2019-9746 can be exploited by calling the OutputCluster or OutputTracks functions in webm_info.cc with a NULL pointer, causing an abort and resulting in a DoS attack.

  • What is the severity of CVE-2019-9746?

    The severity of CVE-2019-9746 is high, with a CVSS score of 7.5.

  • Which software is affected by CVE-2019-9746?

    The affected software is Webmproject Libwebm version 1.0.0.27.

  • How can I fix CVE-2019-9746?

    To fix CVE-2019-9746, update to a version of libwebm after 2019-03-08 that includes the necessary patch to address the NULL pointer dereference.

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