CVE-2019-2126

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-08-20 · updated 2026-06-17
Weakness: CWE-415

Description

In ParseContentEncodingEntry of mkvparser.cc, there is a possible double free due to a missing reset of a freed pointer. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9. Android ID: A-127702368.

Affected products

Canonical Ubuntu Linux: 16.04, 18.04, 19.04
Fedoraproject Fedora: 30, 31
Android: 7.0, 7.1.1, 7.1.2, 8.0, 8.1, 9.0
openSUSE Leap: 15.1

References

http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00049.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DQSTK442ATWJOR4TU3MR6C3N5A6NDFFN/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U2IIA3RSYABBUCFIHXIRVUT5CTJVWWZ6/
https://source.android.com/security/bulletin/2019-08-01
https://usn.ubuntu.com/4199-1/
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00049.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DQSTK442ATWJOR4TU3MR6C3N5A6NDFFN/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U2IIA3RSYABBUCFIHXIRVUT5CTJVWWZ6/
https://source.android.com/security/bulletin/2019-08-01
https://usn.ubuntu.com/4199-1/

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