EIP-2026-103747

PRE-CVE

Wireshark - vwr_read_s2_s3_W_rec Heap Buffer Overflow

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103747. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit demonstrates a heap-based buffer overflow in Wireshark's vwr.c file, leading to a crash via a malformed file processed by tshark. The PoC includes a crash log and a link to trigger files.

Description

Wireshark - vwr_read_s2_s3_W_rec Heap Buffer Overflow

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · textdosmultiple
https://www.exploit-db.com/exploits/39490

This exploit demonstrates a heap-based buffer overflow in Wireshark's vwr.c file, leading to a crash via a malformed file processed by tshark. The PoC includes a crash log and a link to trigger files.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Wireshark (git master at time of disclosure)
No auth needed
Prerequisites: A malformed file to trigger the heap overflow
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026