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Gentoo Linux Security Advisory GLSA 200510-18 |
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http://security.gentoo.org/ |
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Severity: Normal |
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Title: Netpbm: Buffer overflow in pnmtopng |
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Date: October 20, 2005 |
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Bugs: #109705 |
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ID: 200510-18 |
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Synopsis |
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======== |
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|
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The pnmtopng utility, part of the Netpbm tools, contains a |
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vulnerability which can potentially result in the execution of |
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arbitrary code. |
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|
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Background |
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========== |
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|
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Netpbm is a package of 220 graphics programs and a programming library, |
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including pnmtopng, a tool to convert PNM image files to the PNG |
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format. |
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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 media-libs/netpbm < 10.29 >= 10.29 |
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|
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Description |
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=========== |
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|
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RedHat reported that pnmtopng is vulnerable to a buffer overflow. |
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Impact |
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====== |
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|
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An attacker could craft a malicious PNM file and entice a user to run |
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pnmtopng on it, potentially resulting in the execution of arbitrary |
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code with the permissions of the user running pnmtopng. |
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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 Netpbm users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=media-libs/netpbm-10.29" |
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|
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References |
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========== |
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[ 1 ] CAN-2005-2978 |
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http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-2978 |
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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-200510-18.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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http://bugs.gentoo.org. |
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License |
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======= |
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Copyright 2005 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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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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http://creativecommons.org/licenses/by-sa/2.0 |
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