CVE-2026-88832

BusyBox romfs volume ID parsing uses unbounded strlen on attacker-controlled metadata, causing a heap buffer overflow when processing crafted filesystem images.

  • Published Sep 23, 2026
  • CVSS 7.3 high
  • 0.1% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-88832 at the National Vulnerability Database