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Gentoo Linux Security Advisory GLSA 200908-10 |
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http://security.gentoo.org/ |
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Severity: Normal |
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Title: Dillo: User-assisted execution of arbitrary code |
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Date: August 18, 2009 |
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Bugs: #276432 |
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ID: 200908-10 |
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Synopsis |
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======== |
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|
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An integer overflow in the PNG handling of Dillo might result in the |
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remote execution of arbitrary code. |
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Background |
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========== |
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|
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Dillo is a graphical web browser known for its speed and small |
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footprint. |
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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 www-client/dillo < 2.1.1 >= 2.1.1 |
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|
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Description |
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=========== |
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|
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Tilei Wang reported an integer overflow in the Png_datainfo_callback() |
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function, possibly leading to a heap-based buffer overflow. |
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|
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Impact |
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====== |
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|
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A remote attacker could entice a user to open an HTML document |
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containing a specially crafted, large PNG image, possibly resulting in |
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the execution of arbitrary code with the privileges of the user running |
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the application. |
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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 Dillo users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot --verbose =www-client/dillo-2.1.1 |
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|
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References |
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========== |
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[ 1 ] CVE-2009-2294 |
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http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-2294 |
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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-200908-10.xml |
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|
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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 2009 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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