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CVE PROGRAM SOURCE RECORD8.8 High

CVE-2026-58096

ppp(8): missing length validation in LcpDecodeConfig()

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Status
Published
Published
Updated
Assigning organization
freebsd

Description

LcpDecodeConfig() did not validate the length of received endpoint discriminator options against the minimum required by RFC 1717. Undersized options would trigger an out-of-bounds write. A malicious PPP peer can exploit CVE-2026-58095 and CVE-2026-58096 to crash ppp(8) or potentially execute arbitrary code as root.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

FreeBSD FreeBSD

Default version status: unknown

  • 15.1-RELEASE to < p3affected
  • 15.0-RELEASE to < p13affected
  • 14.4-RELEASE to < p9affected

References