Bug 1774152 (CVE-2019-16410) - CVE-2019-16410 suricata: out-of-bounds access in Defrag4Reassemble in defrag.c
Summary: CVE-2019-16410 suricata: out-of-bounds access in Defrag4Reassemble in defrag.c
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: CVE-2019-16410
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2019-11-19 17:23 UTC by Guilherme de Almeida Suckevicz
Modified: 2020-05-05 18:46 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2019-11-21 19:39:53 UTC
Embargoed:

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Description Guilherme de Almeida Suckevicz 2019-11-19 17:23:58 UTC 
An issue was discovered in Suricata 4.1.4. By sending multiple fragmented IPv4 packets, the function Defrag4Reassemble in defrag.c tries to access a memory region that is not allocated, because of a lack of header_len checking.

Reference:
https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/
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