CVE-2026-58095

Summary

mp_Enddisc() used incorrect length calculations when formatting endpoint discriminator addresses for display, allowing a received endpoint option to overflow a global result buffer.

A malicious PPP peer can crash ppp(8) or potentially execute arbitrary code as root.

Affected Software

VendorProductVersion RangeStatus
FreeBSDFreeBSD15.1-RELEASE < p3affected
FreeBSDFreeBSD15.0-RELEASE < p13affected
FreeBSDFreeBSD14.4-RELEASE < p9affected

Weaknesses

  • CWE-122: CWE-122: Heap-based Buffer Overflow

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References