CVE-2019-2126 — Double Free in Google Android

CWE-415 — Double FreeCWE-672 — Operation on a Resource after Expiration or Release10 documents8 sources
Severity
8.8HIGHNVD
EPSS
9.3%
top 7.24%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Webmproject LibvpxGodotengine GodotGoogle Android+3 more
Timeline
PublishedAug 20
Latest updateJun 18

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages5 packages

▶CVEListV5google/androidAndroid-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9
▶NVDgoogle/android6 versions+5
▶Ubuntugodotengine/godot< 3.2-stable-2ubuntu0.1~esm1+2
▶Ubuntuwebmproject/libvpx< 1.7.0-3ubuntu0.18.04.1
▶NVDopensuse/leap15.1

Also affects: Fedora 30, 31, Ubuntu Linux 16.04, 18.04, 19.04

🔴Vulnerability Details

4
OSV
godot vulnerabilities↗2025-06-18
▶
GHSA
GHSA-jxxw-46w4-3vhv: In ParseContentEncodingEntry of mkvparser↗2022-05-24
▶
CVEList
CVE-2019-2126: In ParseContentEncodingEntry of mkvparser↗2019-08-20
▶
OSV
CVE-2019-2126: In ParseContentEncodingEntry of mkvparser↗2019-08-20
▶

📋Vendor Advisories

4
Ubuntu
Godot Engine vulnerabilities↗2025-06-18
▶
Ubuntu
libvpx vulnerabilities↗2019-11-25
▶
Red Hat
libvpx: Double free in ParseContentEncodingEntry() in mkvparser.cc↗2019-10-26
▶
Android
CVE-2019-2126: Android Security Bulletin 2019-08-01 CVE: CVE-2019-2126 Severity: HIGH Type: RCE Affected AOSP versions: 7↗2019-08-01
▶

💬Community

1
Bugzilla
CVE-2019-2126 libvpx: Double free in ParseContentEncodingEntry() in mkvparser.cc↗2020-01-08
▶
CVE-2019-2126 — Double Free in Google Android | cvebase