CVE-2026-31911

Summary

libpcap BPF interpreter calls abort() if it encounters a BPF instruction that has an invalid opcode. In particular uncommon use cases a crafted filter program can terminate the OS process.

Affected Software

VendorProductVersion RangeStatus
The Tcpdump Grouplibpcap0 < 1.10.7affected

Weaknesses

  • CWE-617: CWE-617 Reachable Assertion

References