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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2004.0307 -- Sun(sm) Alert Notification - Sun Alert ID: 57470 Security Vulnerability With the Extended Library Function sendfilev(3EXT) 27 April 2004 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Solaris 8 Solaris 9 Publisher: Sun Microsystems Operating System: Solaris Platform: SPARC x86 Impact: Denial of Service Access Required: Existing Account Original Bulletin: http://sunsolve.sun.com/pub-cgi/retrieve.pl?doc=fsalert%2F57470 - --------------------------BEGIN INCLUDED TEXT-------------------- DOCUMENT ID: 57470 SYNOPSIS: Security Vulnerability With the Extended Library Function sendfilev(3EXT) DETAIL DESCRIPTION: Sun(sm) Alert Notification * Sun Alert ID: 57470 * Synopsis: Security Vulnerability With the Extended Library Function sendfilev(3EXT) * Category: Security * Product: Solaris * BugIDs: 4725286 * Avoidance: Patch * State: Resolved * Date Released: 22-Apr-2004 * Date Closed: 22-Apr-2004 * Date Modified: 1. Impact A local unprivileged user may be able to panic a system causing a Denial of Service due to a security vulnerability involving the sendfilev(3EXT) function. 2. Contributing Factors This issue can occur in the following releases: SPARC Platform * Solaris 8 without patch 108528-27 * Solaris 9 without patch 112233-12 x86 Platform * Solaris 8 without patch 108529-27 * Solaris 9 without patch 112234-12 Note: Solaris 7 is not impacted by this issue. Solaris 2.6 will not be evaluated regarding the potential impact of the issue described in this Sun Alert document. 3. Symptoms If the described issue occurs, the panic stack trace will be similar to the following: vpanic(100548c0, 10416110, 300028fc550, 30002acb4e4, 30002acb4e0, 6c6c00730 0) rw_panic+0x58(10416110, 300028fc550, 1, 300028fc550, 30002acb4e4, 1) sendvec_chunk+0x354(19c, c, c, 1, 8058, 300028fc4a8) sendvec+0x154(30001e8a5c0, 8f981094, 2a10066b7b0, 2a10066b930, 1, c) sendfilev+0x118(c, c, 8f981094, 8f981094, 8f9810a4, 0) syscall_trap32+0xa8(0, c, 8f981094, 1, 8f9810a4, f98154c4) SOLUTION SUMMARY: 4. Relief/Workaround There is no workaround. Please see the "Resolution" section below. 5. Resolution This issue is addressed in the following releases: SPARC Platform * Solaris 8 with patch 108528-27 or later * Solaris 9 with patch 112233-12 or later x86 Platform * Solaris 8 with patch 108529-27 or later * Solaris 9 with patch 112234-12 or later This Sun Alert notification is being provided to you on an "AS IS" basis. This Sun Alert notification may contain information provided by third parties. The issues described in this Sun Alert notification may or may not impact your system(s). Sun makes no representations, warranties, or guarantees as to the information contained herein. ANY AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE HEREBY DISCLAIMED. BY ACCESSING THIS DOCUMENT YOU ACKNOWLEDGE THAT SUN SHALL IN NO EVENT BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES THAT ARISE OUT OF YOUR USE OR FAILURE TO USE THE INFORMATION CONTAINED HEREIN. This Sun Alert notification contains Sun proprietary and confidential information. It is being provided to you pursuant to the provisions of your agreement to purchase services from Sun, or, if you do not have such an agreement, the Sun.com Terms of Use. This Sun Alert notification may only be used for the purposes contemplated by these agreements. Copyright 2000-2004 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, CA 95054 U.S.A. All rights reserved. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 If you believe that your computer system has been compromised or attacked in any way, we encourage you to let us know by completing the secure National IT Incident Reporting Form at: http://www.auscert.org.au/render.html?it=3192 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQCVAwUBQI3XFCh9+71yA2DNAQLhawQAgF/6gnxzvzH6zOTTwJo3Y9hhXAqhg3pz G1iMUd6SlXRfehsHfGUEVM4EI+OubmXMmZL7j0P7d+MfPBNc8eTiLUc4jJvBQOt9 zSjVAXvezBg5OCq2kLTGCm7DB4tOCjIllf840foUO2Q2VVfMHq7dhKQdKHWRxI2Y rR7PuMXaGOw= =6J6T -----END PGP SIGNATURE-----