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CVE-2026-112007

CVE-2026-112007 · Schism Tracker through 20260524 Heap Out-of-Bounds Write via ULT Loader

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Schism Tracker through 20260524 contains a heap out-of-bounds write vulnerability in fmt_ult_load_song() in fmt/ult.c that fails to clamp the one-byte sample count to MAX_SAMPLES. Attackers can supply a crafted .ult module that overwrites the instruments pointer array, causing csf_destroy() to free attacker-chosen pointers and crash the application.

CVSS 6.9 · Medium · EPSS 0.1%

Published
Updated

Stack: system

Affected products and versions

  • schism tracker

    Versions
    • ≥ 0, ≤ 20260524: Affected (custom)

    No fix published

  • schism Debian:12

    Versions
    • 2:20221201-1
    • 2:20230906-1
    • 2:20231029-1
    • 2:20240129-1
    • 2:20240308-1
    • 2:20240328-1
    • 2:20240409-1
    • 2:20240426-1
    • 2:20240503-1
    • 2:20240529-1
    • 2:20240614-1
    • 2:20240630-1
    • 2:20240809-1
    • 2:20240909-1
    • 2:20241021-1
    • 2:20241226-1
    • 2:20250208-1
    • 2:20250307-1
    • 2:20250313-1
    • 2:20250313-2
    • 2:20250825-1
    • 2:20251014-1
    • 2:20260524-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • schism Debian:13

    Versions
    • 2:20250313-2
    • 2:20250825-1
    • 2:20251014-1
    • 2:20260524-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • schism Ubuntu:16.04:LTS

    Versions
    • 2:0+20110101-1build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • schism Ubuntu:18.04:LTS

    Versions
    • 2:20160521-1
    • 2:20170910-1
    • 2:20180209-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • schism Ubuntu:20.04:LTS

    Versions
    • 2:20190805-1
    • 2:20190805-2
    • 2:20190805-3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • schism Ubuntu:22.04:LTS

    Versions
    • 2:20200412-1
    • 2:20210525-2
    • 2:20211116-1
    • 2:20220125-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • schism Ubuntu:24.04:LTS

    Versions
    • 2:20221201-1
    • 2:20230906-1
    • 2:20231029-1
    • 2:20240129-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • schism Ubuntu:26.10

    Versions
    • 2:20251014-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • schism Ubuntu:26.04:LTS

    Versions
    • 2:20250313-2
    • 2:20250825-1
    • 2:20251014-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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