CVE-2026-111136: libinstpatch 0 through 1.1.7

Affected technology

libinstpatch · 0 through 1.1.7
swami

Description’s affected range: through 1.1.7

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 crafted SF2 files with out-of-range pgen or igen generator IDs to write attacker-chosen values past the zone genarray, corrupting heap memory and crashing Swami or other consumers. 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.