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OpenPKG alert OpenPKG-SA-2007.013 (ghostscript)

From:  OpenPKG GmbH <>
Subject:  [OpenPKG-SA-2007.013] OpenPKG Security Advisory (png)
Date:  Thu, 17 May 2007 22:32:02 +0200

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ____________________________________________________________________________ Publisher Name: OpenPKG GmbH Publisher Home: Advisory Id (public): OpenPKG-SA-2007.013 Advisory Type: OpenPKG Security Advisory (SA) Advisory Directory: Advisory Document: Advisory Published: 2007-05-17 22:31 UTC Issue Id (internal): OpenPKG-SI-20070517.02 Issue First Created: 2007-05-17 Issue Last Modified: 2007-05-17 Issue Revision: 03 ____________________________________________________________________________ Subject Name: png Subject Summary: Portable Network Graphics (PNG) Image Format Library Subject Home: Subject Versions: * <= 1.2.16 Vulnerability Id: CVE-2007-2445 Vulnerability Scope: global (not OpenPKG specific) Attack Feasibility: run-time Attack Vector: remote network Attack Impact: denial of service Description: As confirmed by the vendor, a Denial of Service (DoS) vulnerability exists in the PNG [0] image format library libpng [1]. The bug is a NULL-pointer-dereference vulnerability involving palette images with a malformed "tRNS" PNG chunk, i.e., one with a bad CRC value. This bug can, at a minimum, cause crashes in applications simply by displaying a malformed image. References: [0] [1] [2] ____________________________________________________________________________ Primary Package Name: png Primary Package Home: Corrected Distribution: Corrected Branch: Corrected Package: OpenPKG Enterprise E1.0-SOLID ghostscript-8.54-E1.0.1 OpenPKG Enterprise E1.0-SOLID png-1.2.12-E1.0.2 OpenPKG Community CURRENT ghostscript-8.57-20070516 OpenPKG Community CURRENT png-1.2.18-20070516 ____________________________________________________________________________ For security reasons, this document was digitally signed with the OpenPGP public key of the OpenPKG GmbH (public key id 61B7AE34) which you can download from or retrieve from the OpenPGP keyserver at hkp:// Follow the instructions at for more details on how to verify the integrity of this document. ____________________________________________________________________________ -----BEGIN PGP SIGNATURE----- Comment: OpenPKG GmbH <> iD8DBQFGTLumZwQuyWG3rjQRAkgtAJ9n08tUFor5QknrN1TNjkjzffsn/gCeKaiM mw6YHBge6LLBrfQTd2pX2+g= =lYyA -----END PGP SIGNATURE----- ______________________________________________________________________ OpenPKG Announcement List

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