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CVE-2026-18238

OOBR in rpcap client in libpcap before 1.10.7 PUBLISHED

Description (CNA)

The rpcap client code that processes a RPCAP_MSG_PACKET message received from the server incorrectly validates its headers. A malicious server can send a crafted message and cause the client to treat up to 20 bytes of the client process memory beyond the end of the buffer as if it was a part of the captured packet.

Affected (CNA)

Vendor / productVersions
The Tcpdump Group / libpcapaffected 1.8.x; affected 1.9.x; affected 1.10.x before 1.10.7

CWE

CWE-1288, CWE-126

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.