CVE-2026-58701

In trusty_dputc of generic-arm64-smcall.c, there is a possible out-of-bounds write due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

  • Published Sep 15, 2026
  • CVSS 7.0 high
  • 0.1% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-58701 at the National Vulnerability Database