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Gentoo Linux Security Advisory GLSA 201502-05 |
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http://security.gentoo.org/ |
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|
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Severity: Normal |
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Title: tcpdump: Multiple vulnerabilities |
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Date: February 07, 2015 |
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Bugs: #534660 |
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ID: 201502-05 |
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Synopsis |
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======== |
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|
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Multiple vulnerabilities in tcpdump could result in execution of |
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arbitrary code or Denial of Service. |
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|
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Background |
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========== |
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|
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tcpdump is a tool for capturing and inspecting network traffic. |
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|
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 net-analyzer/tcpdump < 4.6.2-r1 >= 4.6.2-r1 |
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|
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Description |
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=========== |
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|
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Multiple vulnerabilities have been discovered in tcpdump: |
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|
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* The olsr_print function function contains an integer underflow error |
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(CVE-2014-8767) |
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* The geonet_print function function contains multiple integer |
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underflow errors (CVE-2014-8768) |
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* The decoder for the Ad hoc On-Demand Distance Vector protocol |
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contains an out-of-bounds memory access error (CVE-2014-8769) |
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* The ppp_hdlc function contains a buffer overflow error |
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(CVE-2014-9140) |
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|
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Impact |
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====== |
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|
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A remote attacker may be able to send a specially crafted packet, |
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possibly resulting in execution of arbitrary code or a Denial of |
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Service condition. |
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|
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Workaround |
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========== |
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There is no known workaround at this time. |
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Resolution |
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========== |
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All tcpdump users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=net-analyzer/tcpdump-4.6.2-r1" |
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|
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References |
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========== |
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|
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[ 1 ] CVE-2014-8767 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8767 |
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[ 2 ] CVE-2014-8768 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8768 |
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[ 3 ] CVE-2014-8769 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8769 |
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[ 4 ] CVE-2014-9140 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9140 |
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|
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Availability |
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============ |
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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http://security.gentoo.org/glsa/glsa-201502-05.xml |
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Concerns? |
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========= |
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users' machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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https://bugs.gentoo.org. |
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|
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License |
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======= |
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Copyright 2015 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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|
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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|
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http://creativecommons.org/licenses/by-sa/2.5 |
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