Out-of-bounds Read in Videolan Libdvdnav
CVE-2026-112058
VideoLAN libdvdnav through 7.0.0 contains an out-of-bounds read vulnerability in set_PTT that allows attackers to crash applications by supplying an invalid JumpTT title number checked only by an assert. Attackers can craft a DVD or disc image whose First Play program chain issues JumpTT with title 0 or an oversized number, reading past the heap title table and crashing the player.
Vulnerability class: Buffer Overflow
Published .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- hackmd.io/@haindpwn/libdvdnav-navigation-index-oob-read (third-party-advisory)
- code.videolan.org/videolan/libdvdnav/-/blob/7.0.0/src/vm/getset.c (technical-description)
- www.vulncheck.com/advisories/libdvdnav-through-7.0.0-out-of-bounds-read-via-set… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-112058?
- CVE-2026-112058 is a medium-severity vulnerability in Videolan Libdvdnav, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2026-10-18.
- How severe is CVE-2026-112058?
- Medium severity. CVSS v3 base score is 5.5 out of 10.