CVE-2026-112057

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.

CVSS 4.0

6.8CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

0.2% chance of exploitation in the next 30 days; higher than 8% of CVEs (scores of 2026-10-25)

CWE

CWE-125

Published

2026-10-18

Modified

2026-10-19

Record from

the NVD, synced 2026-10-21

References

• https://code.videolan.org/videolan/libdvdnav/-/blob/6.1.1/src/searching.c#L670
• https://code.videolan.org/videolan/libdvdnav/-/commit/1d2af48d685911a169fe77d500b1d426910c6f77
• https://hackmd.io/@haindpwn/libdvdnav-navigation-index-oob-read
• https://www.vulncheck.com/advisories/libdvdnav-before-7.0.0-out-of-bounds-read-in-dvdnav-describe-title-chapters
• https://hackmd.io/@haindpwn/cve-2026-112057-112058-libdvdnav-navigation-index-oob-read

Check your stackJSON