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Ubuntu Security Notice USN-4199-1
November 25, 2019
libvpx vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 19.04
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in libvpx.
Software Description:
– libvpx: VP8 and VP9 video codec
Details:
It was discovered that libvpx did not properly handle certain malformed
WebM media files. If an application using libvpx opened a specially crafted
WebM file, a remote attacker could cause a denial of service, or possibly
execute arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 19.04:
libvpx5 1.7.0-3ubuntu0.19.04.1
Ubuntu 18.04 LTS:
libvpx5 1.7.0-3ubuntu0.18.04.1
Ubuntu 16.04 LTS:
libvpx3 1.5.0-2ubuntu1.1
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/4199-1
CVE-2017-13194, CVE-2019-2126, CVE-2019-9232, CVE-2019-9325,
CVE-2019-9371, CVE-2019-9433
Package Information:
https://launchpad.net/ubuntu/+source/libvpx/1.7.0-3ubuntu0.19.04.1
https://launchpad.net/ubuntu/+source/libvpx/1.7.0-3ubuntu0.18.04.1
https://launchpad.net/ubuntu/+source/libvpx/1.5.0-2ubuntu1.1
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