CVE-2018-16452
High
Description
The SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata() via recursion.
SeverityHigh
CVSS7.5
Exploit probability—
ProductTcpdump
PublishedOct 3, 2019
First seenOct 3, 2019
Weakness typeCWE-674CWE-674
How to fix
Update
- tcpdump tcpdump4.9.3 or later
Vendor advisories
- debian.org/security/2019/dsa-4547
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/
- usn.ubuntu.com/4252-2/
- usn.ubuntu.com/4252-1/
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| tcpdump tcpdump | v < 4.9.3 | 4.9.3 |
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