---
id: CVE-2026-112058
title: libdvdnav through 7.0.0 Out-of-Bounds Read via set_PTT JumpTT
summary: >-
  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…
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'
cvssSource: cna
cwe:
  - CWE-125
vendor: VideoLAN
product: libdvdnav
affected:
  - libdvdnav <= 7.0.0
published: '2026-10-18'
updated: '2026-10-18'
sourceUpdated: '2026-10-18T12:19:48.829Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-112058'
references:
  - url: 'https://hackmd.io/@haindpwn/libdvdnav-navigation-index-oob-read'
  - url: >-
      https://code.videolan.org/videolan/libdvdnav/-/blob/7.0.0/src/vm/getset.c#L51
  - url: >-
      https://www.vulncheck.com/advisories/libdvdnav-through-7.0.0-out-of-bounds-read-via-set-ptt-jumptt
    label: >-
      VulnCheck Advisory: libdvdnav through 7.0.0 Out-of-Bounds Read via set_PTT
      JumpTT
tags:
  - cve.org
ingestedAt: '2026-10-18T12:41:54.058Z'
---

## Overview

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.

## Affected

- `libdvdnav <= 7.0.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.