CVE-2018-16452
7.5HIGHThe SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata() via recursion.
Published: 10/3/2019Updated: 12/3/2025
Description
The SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata() via recursion.
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Affected Products
tcpdumptcpdump
References
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html
- http://seclists.org/fulldisclosure/2019/Dec/26
- https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGESRelease NotesThird Party Advisory
- https://github.com/the-tcpdump-group/tcpdump/commit/24182d959f661327525a20d9a94c98a8ec016778PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/
- https://seclists.org/bugtraq/2019/Dec/23
- https://seclists.org/bugtraq/2019/Oct/28
- https://security.netapp.com/advisory/ntap-20200120-0001/
- https://support.apple.com/kb/HT210788
- https://usn.ubuntu.com/4252-1/
- https://usn.ubuntu.com/4252-2/
- https://www.debian.org/security/2019/dsa-4547
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html
- http://seclists.org/fulldisclosure/2019/Dec/26
- https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGESRelease NotesThird Party Advisory