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
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Android | Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | godot +1 | No fix yet | — |
| Ubuntu 25.10 | godot +1 | No fix yet | — |
| Ubuntu 20.04 LTS | aom | No fix yet | — |
| Ubuntu 18.04 LTS | libvpx | 1.7.0-3ubuntu0.18.04.1 | USN-4199-1 |
| Ubuntu 16.04 LTS | libvpx | 1.5.0-2ubuntu1.1 | USN-4199-1 |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 26.04 LTS | qtwebengine-opensource-src | No fix yet | — |
| Ubuntu Pro 24.04 LTS | godot | 3.5.2-stable-2ubuntu0.24.04.1~esm1 | USN-7579-1 |
| Ubuntu Pro 24.04 LTS | qtwebengine-opensource-src | No fix yet | — |
| Ubuntu Pro 22.04 LTS | aom +1 | No fix yet | — |
| Ubuntu Pro 22.04 LTS | godot | 3.2.3-stable-1ubuntu0.1~esm1 | USN-7579-1 |
| Ubuntu Pro 20.04 LTS | godot | 3.2-stable-2ubuntu0.1~esm1 | USN-7579-1 |
| Ubuntu Pro 20.04 LTS | qtwebengine-opensource-src | No fix yet | — |
| Ubuntu Pro 18.04 LTS | qtwebengine-opensource-src | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | libvpx +1 | 1.7.0-8.el8 | RHSA-2020:4629 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | libvpx +1 | 1.7.0-8.el8 | ALSA-2020:4629 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | libvpx | 1.7.0-8.el8 | RLSA-2020:4629 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | libvpx | 1.6.1-6.3.1 | SUSE-SU-2020:0143-1 |
| SLES 15 | libvpx | 1.6.1-6.3.1 | SUSE-SU-2020:0143-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 | libvpx | 1.6.1-6.3.1 | SUSE-SU-2020:0143-1 |
| SLE HPC 15 | libvpx | 1.6.1-6.3.1 | SUSE-SU-2020:0143-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | libvpx | 1.10.0-1.3 | openSUSE-SU-2024:11010-1 |
| openSUSE Leap 15.1 | libvpx | 1.6.1-lp151.5.3.1 | openSUSE-SU-2020:0105-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | libvpx +1 | 1.7.0-8.el8 | ELSA-2020-4629 |
Advisories 9
- ALSA-2020:4629 Moderate: libvpx security update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2020:4629 Red Hat Security Advisory: libvpx security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- USN-7579-1 godot vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- USN-4199-1 libvpx vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- RLSA-2020:4629 Moderate: libvpx security update Rocky Linux Security Advisories · Feb 5, 2026
- openSUSE-SU-2020:0105-1 Security update for libvpx SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:0143-1 Security update for libvpx SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11010-1 libvpx-devel-1.10.0-1.3 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2020-4629 Moderate: libvpx security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Nov 10, 2020
References
- https://source.android.com/security/bulletin/2019-08-01
- USN-4199-1 vendor-advisory
- FEDORA-2020-65eac1b48b vendor-advisory
- FEDORA-2020-6cd410d9e4 vendor-advisory
- openSUSE-SU-2020:0105 vendor-advisory