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Bug #3739

closed

Incorrect handling of ASN1 relative_offset keyword

Added by Jeff Lucovsky over 4 years ago. Updated about 4 years ago.

Status:
Closed
Priority:
Normal
Assignee:
Jeff Lucovsky
Target version:
5.0.4
Affected Versions:
Effort:
Difficulty:
Label:

Description

The relative_offset keyword option allows to read past the front of the buffer with a negative offset, no bounds checking is done on this i32 value and is not relative to the last "content" match

Related issues 1 (0 open — 1 closed)

Copied from Suricata - Bug #3720: Incorrect handling of ASN1 relative_offset keywordClosedEmmanuel ThompsonActions
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