CVE-2026-112057 libdvdnav before 7.0.0 Out-of-Bounds Read in dvdnav_describe_title_chapters
Attackers can cause denial of service or read sensitive memory by supplying a crafted DVD image to applications using libdvdnav.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-112057?
CVE-2026-112057 is a medium-severity memory corruption vulnerability in VideoLAN libdvdnav, published on 18 Oct 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
libdvdnav before 7.0.0 contains a heap out-of-bounds read vulnerability in dvdnav_describe_title_chapters that allows attackers to read beyond the part-of-title array by supplying an oversized vts_ttn value. Attackers can provide a crafted DVD or disc image declaring a larger VMGI title vts_ttn than the title set's entries to crash applications enumerating chapters.
Weakness: CWE-125
Which versions are affected by CVE-2026-112057?
How do I fix CVE-2026-112057?
No fix has been published for CVE-2026-112057 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-112057 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-112057 exists.
Sources
Also known as AZL-108566, DEBIAN-CVE-2026-112057, ECHO-ccc6-e714-3b47, GHSA-2m5j-rc78-vx58, UBUNTU-CVE-2026-112057.