CVE-2026-111154: libtimidity 0.2.8 through 0.2.8

Affected technology

libtimidity · 0.2.8 through 0.2.8
sezero

Description’s affected range: through 0.2.8

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 .sf2 file with out-of-range pgen/igen operator values to write chosen 16-bit values near the stack Layer object, causing crashes and stack memory corruption. 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.