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Bug #4323

closed

Heap use after free in parsing signatures with ip_proto and prefilter

Added by Jeff Lucovsky almost 4 years ago. Updated over 3 years ago.

Status:
Closed
Priority:
Normal
Assignee:
Victor Julien
Target version:
6.0.2
Affected Versions:
git master
Effort:
Difficulty:
Label:

Description

Found by oss-fuzz
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30498

Reproducer is

alert http any any -> any any ttl:4;prefilter;s
alert ip any any -> any any content:" ";ip_proto:7;prefilter;

Related issues 1 (0 open — 1 closed)

Copied from Suricata - Bug #4320: Heap use after free in parsing signatures with ip_proto and prefilterClosedPhilippe AntoineActions
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