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Gentoo: GLSA-201702-30 Normal: tcpdump Code Execution Risk

gentoo
Calendar Grey February 21, 2017
Scroller Gentoo
Uncover various security flaws in tcpdump as detailed in Gentoo GLSA-201702-30, compromising network surveillance applications.
Multiple vulnerabilities have been found in tcpdump, the worst of which may allow execution of arbitrary code.

Summary

Multiple vulnerabilities have been discovered in tcpdump. Please review the CVE identifiers referenced below for details.

Topics%20covered

Topics Covered

security advisory gentoo code execution tcpdump network monitoring arbitrary code normal severity

Resolution

All tcpdump users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-analyzer/tcpdump-4.9.0"

References

[ 1 ] CVE-2016-7922 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7922 [ 2 ] CVE-2016-7923 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7923 [ 3 ] CVE-2016-7924 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7924 [ 4 ] CVE-2016-7925 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7925 [ 5 ] CVE-2016-7926 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7926 [ 6 ] CVE-2016-7927 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7927 [ 7 ] CVE-2016-7928 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7928 [ 8 ] CVE-2016-7929 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7929 [ 9 ] CVE-2016-7930 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7930 [ 10 ] CVE-2016-7931 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7931 [ 11 ] CVE-2016-7932 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7932 [ 12 ] CVE-2016-7933 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7933 [ 13 ] CVE-2016-7934 http://nvd.nist.gov/nvd.cfm?cvena...

Read the Full Advisory

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201702-30
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity: Normal
Title: tcpdump: Multiple vulnerabilities
Date: February 21, 2017
Bugs: #606516
ID: 201702-30

Topics%20covered

Topics Covered

security advisory gentoo code execution tcpdump network monitoring arbitrary code normal severity

Synopsis

Multiple vulnerabilities have been found in tcpdump, the worst of which may allow execution of arbitrary code.

Background

tcpdump is a tool for network monitoring and data acquisition.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-analyzer/tcpdump < 4.9.0 >= 4.9.0

Impact

===== A remote attacker, by sending a specially crafted network package, could possibly execute arbitrary code with the privileges of the process or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.