CVE-2018-4022
A use-after-free vulnerability exists in the way MKVToolNix MKVINFO v25.0.0 handles the MKV ...
A use-after-free vulnerability exists in the way MKVToolNix MKVINFO v25.0.0 handles the MKV (matroska) file format. A specially crafted MKV file can cause arbitrary code execution in the context of the current user.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
A use-after-free vulnerability exists in the way MKVToolNix MKVINFO v25.0.0 handles the MKV (matroska) file format. A specially crafted MKV file can cause arbitrary code execution in the context of the current user.
- Record
CVE-2018-4022- CVSS 3.0
- 7.3 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
EUVDEUVD-2018-15808
A use-after-free vulnerability exists in the way MKVToolNix MKVINFO v25.0.0 handles the MKV (matroska) file format. A specially crafted MKV file can cause arbitrary code execution in the context of the current user.
- Record
EUVD-2018-15808- CVSS 3.0
- 7.3 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jxj9-2h46-gwf3
A use-after-free vulnerability exists in the way MKVToolNix MKVINFO v25.0.0 handles the MKV ...
A use-after-free vulnerability exists in the way MKVToolNix MKVINFO v25.0.0 handles the MKV (matroska) file format. A specially crafted MKV file can cause arbitrary code execution in the context of the current user.
- Record
GHSA-jxj9-2h46-gwf3- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
NVD
A use-after-free vulnerability exists in the way MKVToolNix MKVINFO v25.0.0 handles the MKV (matroska) file format. A specially crafted MKV file can cause arbitrary code execution in the context of the current user.
- Record
CVE-2018-4022- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 3.0
- 7.3 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-416
- Updated
- 2026-11-02
OSV
A use-after-free vulnerability exists in the way MKVToolNix MKVINFO v25.0.0 handles the MKV (matroska) file format. A specially crafted MKV file can cause arbitrary code execution in the context of the current user.
- Record
CVE-2018-4022- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2018-4022
A use-after-free vulnerability exists in the way MKVToolNix MKVINFO v25.0.0 handles the MKV (matroska) file format. A specially crafted MKV file can cause arbitrary code execution in the context of the current user.
- Record
DEBIAN-CVE-2018-4022- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2018-4022
A use-after-free vulnerability exists in the way MKVToolNix MKVINFO v25.0.0 handles the MKV (matroska) file format. A specially crafted MKV file can cause arbitrary code execution in the context of the current user.
- Record
UBUNTU-CVE-2018-4022- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 3.0
- 7.3 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVopenSUSE-SU-2024:11053-1 No score
mkvtoolnix-61.0.0-1.2 on GA media
These are all security issues fixed in the mkvtoolnix-61.0.0-1.2 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:11053-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
mkvtoolnixDebian:12 |
before 28.2.0-1 | 28.2.0-1 |
mkvtoolnixDebian:13 |
before 28.2.0-1 | 28.2.0-1 |
mkvtoolnixDebian:14 |
before 28.2.0-1 | 28.2.0-1 |
mkvtoolnixUbuntu:16.04:LTS |
All versions, plus listed versions 8.2.0-28.5.1-18.5.2-18.6.0-18.6.1-18.7.0-18.8.0-1 |
None known |
mkvtoolnixUbuntu:18.04:LTS |
All versions, plus listed versions 15.0.0-115.0.0-1build117.0.0-218.0.0-119.0.0-1 |
None known |
mkvtoolnixUbuntu:20.04:LTS |
All versions, plus listed versions 37.0.0-1build138.0.0-139.0.0-140.0.0-140.0.0-3 Show 8 moreShow less41.0.0-142.0.0-143.0.0-143.0.0-1ubuntu143.0.0-1ubuntu244.0.0-1ubuntu145.0.0-1ubuntu145.0.0-2 |
None known |
mkvtoolnixUbuntu:22.04:LTS |
All versions, plus listed versions 60.0.0-262.0.0-1build163.0.0-164.0.0-165.0.0-1 |
None known |
mkvtoolnixUbuntu:24.04:LTS |
All versions, plus listed versions 78.0-279.0-180.0-181.0-181.0-1build182.0-182.0-1build182.0-1build2 |
None known |
mkvtoolnixUbuntu:25.10 |
All versions, plus listed versions 90.0-1build192.0-192.0-1build294.0-1 |
None known |
mkvtoolnixUbuntu:26.10 |
All versions, plus listed versions 97.0-1build198.0-199.0-1100.0-2 |
None known |
mkvtoolnixUbuntu:26.04:LTS |
All versions, plus listed versions 94.0-195.0-196.0-197.0-197.0-1build1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-4022 is a high vulnerability (CVSS 7.3) in Mkvtoolnix Mkvinfo, published October 26, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.52%, the 74th percentile. Fixed in mkvtoolnix 28.2.0-1.