CVE-2018-11529

CVE-2018-11529 is a high-severity vulnerability in Videolan Vlc Media Player with a CVSS 3.x base score of 8.0. Its EPSS exploit-prediction score of 41% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-416.

Key facts

• Severity: High (CVSS 3.x base score 8.0)
• CVSS v2: 6.8
• EPSS exploit prediction: 41% (98th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-416
• Affected product: Videolan Vlc Media Player
• Published: 2018-07-11
• Last modified: 2026-06-17

Description

VideoLAN VLC media player 2.2.x is prone to a use after free vulnerability which an attacker can leverage to execute arbitrary code via crafted MKV files. Failed exploit attempts will likely result in denial of service conditions.

Frequently asked questions

What is CVE-2018-11529?

VideoLAN VLC media player 2.2.x is prone to a use after free vulnerability which an attacker can leverage to execute arbitrary code via crafted MKV files. Failed exploit attempts will likely result in denial of service conditions.

How severe is CVE-2018-11529?

CVE-2018-11529 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-11529 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 41% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-11529?

CVE-2018-11529 primarily affects Videolan Vlc Media Player. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-11529?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-11529 published?

CVE-2018-11529 was published on 2018-07-11 and last updated on 2026-06-17.

References

• http://seclists.org/fulldisclosure/2018/Jul/28
• http://www.securitytracker.com/id/1041311
• https://www.debian.org/security/2018/dsa-4251
• https://www.exploit-db.com/exploits/45626/

Affected products (2)

• cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
• cpe:2.3:a:videolan:vlc_media_player:*:*:*:*:*:*:*:*

More vulnerabilities in Videolan Vlc Media Player

• CVE-2008-0296 — Critical (CVSS 10.0): Heap-based buffer overflow in the libaccess_realrtsp plugin in VideoLAN VLC Media Player 0.8.6d and earlier on Windows…
• CVE-2023-47359 — Critical (CVSS 9.8): Videolan VLC prior to version 3.0.20 contains an incorrect offset read that leads to a Heap-Based Buffer Overflow in…
• CVE-2019-13962 — Critical (CVSS 9.8): lavc_CopyPicture in modules/codec/avcodec/video.c in VideoLAN VLC media player through 3.0.7 has a heap-based buffer…
• CVE-2019-12874 — Critical (CVSS 9.8): An issue was discovered in zlib_decompress_extra in modules/demux/mkv/util.cpp in VideoLAN VLC media player 3.x through…
• CVE-2017-10699 — Critical (CVSS 9.8): avcodec 2.2.x, as used in VideoLAN VLC media player 2.2.7-x before 2017-06-29, allows out-of-bounds heap memory write…
• CVE-2016-5108 — Critical (CVSS 9.8): Buffer overflow in the DecodeAdpcmImaQT function in modules/codec/adpcm.c in VideoLAN VLC media player before 2.2.4…

All CVEs affecting Videolan Vlc Media Player →

Other CWE-416 (Use After Free) vulnerabilities

• CVE-2026-13782 — Critical (CVSS 10.0): Use after free in Browser in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the…
• CVE-2026-4725 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149…
• CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
• CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
• CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
• CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…

Browse all CWE-416 (Use After Free) vulnerabilities →