Updated:  March 28, 2002

Status

Affected

Vendor Statement

Document ID: HPSBUX0202-183 Date Loaded: 20020212 Title: Sec. Vulnerability with setrlimit() HEWLETT-PACKARD COMPANY SECURITY BULLETIN #0183, Originally issued: 12 February 2002 The information in the following Security Bulletin should be acted upon as soon as possible. Hewlett-Packard Company will not be liable for any consequences to any customer resulting from customer's failure to fully implement instructions in this Security Bulletin as soon as possible. PROBLEM: The HP-UX kernel incorrectly specifies arguements for setrlimit() and can produce unexpected panics. PLATFORM: HP 9000 Series Servers running only HP-UX 11.11. DAMAGE: Possible denial of service. SOLUTION: Install the following patch for HP-UX release 11.11 PHKL_26233 MANUAL ACTIONS: none AVAILABILITY: The patch is available now. A. Background Hewlett-Packard Company has discovered a kernel flaw by which servers could be locally compromised. B. Recommended solution Obtain and install the following patch on all servers running HP-UX 11.11. PHKL_26233 A reboot is required. C. To subscribe to automatically receive future NEW HP Security Bulletins from the HP IT Resource Center via electronic mail, do the following: Use your browser to get to the HP IT Resource Center page at: http://itrc.hp.com Use the 'Login' tab at the left side of the screen to login using your ID and password. Use your existing login or the "Register" button at the left to create a login, in order to gain access to many areas of the ITRC. Remember to save the User ID assigned to you, and your password. In the left most frame select "Maintenance and Support". Under the "Notifications" section (near the bottom of the page), select "Support Information Digests". To -subscribe- to future HP Security Bulletins or other Technical Digests, click the check box (in the left column) for the appropriate digest and then click the "Update Subscriptions" button at the bottom of the page. or To -review- bulletins already released, select the link (in the middle column) "Search Technical Knowledge Database". To -gain access- to the Security Patch Matrix, or the "The Security Bulletins Archive" select the link for "The Security Bulletins Archive" (near the bottom of the page). Once in the archive the third link is to the current Security Patch Matrix. Updated daily, this matrix categorizes security patches by platform/OS release, and by bulletin topic. Security Patch Check completely automates the process of reviewing the patch matrix for 11.XX systems. For information on the Security Patch Check tool, see: http://www.software.hp.com/cgi-bin/swdepot_parser.cgi/cgi/ displayProductInfo.pl?productNumber=B6834AA" The security patch matrix is also available via anonymous ftp: ftp.itrc.hp.com:~ftp/export/patches/hp-ux_patch_matrix On the "Support Information Digest Main" page: click on the "HP Security Bulletin Archive". D. To report new security vulnerabilities, send email to security-alert@hp.com Please encrypt any exploit information using the security-alert PGP key, available from your local key server, or by sending a message with a -subject- (not body) of 'get key' (no quotes) to security-alert@hp.com. Permission is granted for copying and circulating this Bulletin to Hewlett-Packard (HP) customers (or the Internet community) for the purpose of alerting them to problems, if and only if, the Bulletin is not edited or changed in any way, is attributed to HP, and provided such reproduction and/or distribution is performed for non-commercial purposes. Any other use of this information is prohibited. HP is not liable for any misuse of this information by any third party.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The latest version of this document may be found at http://us-support2.external.hp.com/cki/bin/doc.pl/screen=ckiDisplayDocument?docId=200000059416918. A copy is reproduced above for your convenience.