CVE-2026-112007: Schism Tracker 0 through 20260524

Affected technology

Schism Tracker · 0 through 20260524
schismtracker

Description’s affected range: through 20260524

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Local · No privileges required · Passive user interaction

What an attacker can do

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. Vendor/CNA’s CVSS 4.0 assessment (base score 6.9/10) rates confidentiality impact as none; integrity impact as low; availability impact as high.