--------------------------------------------------------------------- Fedora Legacy Update Advisory Synopsis: Updated xloadimage package fixes security issues Advisory ID: FLSA:152923 Issue date: 2006-05-12 Product: Red Hat Linux, Fedora Core Keywords: Bugfix CVE Names: CVE-2005-0638 CVE-2005-3178 --------------------------------------------------------------------- --------------------------------------------------------------------- 1. Topic: A new xloadimage package that fixes bugs in handling malformed tiff and pbm/pnm/ppm images, and in handling metacharacters in file names is now available. The xloadimage utility displays images in an X Window System window, loads images into the root window, or writes images into a file. Xloadimage supports many image types (including GIF, TIFF, JPEG, XPM, and XBM). 2. Relevant releases/architectures: Red Hat Linux 7.3 - i386 Red Hat Linux 9 - i386 Fedora Core 1 - i386 Fedora Core 2 - i386 3. Problem description: A flaw was discovered in xloadimage where filenames were not properly quoted when calling the gunzip command. An attacker could create a file with a carefully crafted filename so that it would execute arbitrary commands if opened by a victim. The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the name CVE-2005-0638 to this issue. A flaw was discovered in xloadimage via which an attacker can construct a NIFF image with a very long embedded image title. This image can cause a buffer overflow. The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the name CVE-2005-3178 to this issue. All users of xloadimage should upgrade to this erratum package, which contains backported patches to correct these issues. 4. Solution: Before applying this update, make sure all previously released errata relevant to your system have been applied. To update all RPMs for your particular architecture, run: rpm -Fvh [filenames] where [filenames] is a list of the RPMs you wish to upgrade. Only those RPMs which are currently installed will be updated. Those RPMs which are not installed but included in the list will not be updated. Note that you can also use wildcards (*.rpm) if your current directory *only* contains the desired RPMs. Please note that this update is also available via yum and apt. Many people find this an easier way to apply updates. To use yum issue: yum update or to use apt: apt-get update; apt-get upgrade This will start an interactive process that will result in the appropriate RPMs being upgraded on your system. This assumes that you have yum or apt-get configured for obtaining Fedora Legacy content. Please visit http://www.fedoralegacy.org/docs for directions on how to configure yum and apt-get. 5. Bug IDs fixed: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=152923 6. RPMs required: Red Hat Linux 7.3: SRPM: http://download.fedoralegacy.org/redhat/7.3/updates/SRPMS/xloadimage-4.1-21.2.legacy.src.rpm i386: http://download.fedoralegacy.org/redhat/7.3/updates/i386/xloadimage-4.1-21.2.legacy.i386.rpm Red Hat Linux 9: SRPM: http://download.fedoralegacy.org/redhat/9/updates/SRPMS/xloadimage-4.1-27.2.legacy.src.rpm i386: http://download.fedoralegacy.org/redhat/9/updates/i386/xloadimage-4.1-27.2.legacy.i386.rpm Fedora Core 1: SRPM: http://download.fedoralegacy.org/fedora/1/updates/SRPMS/xloadimage-4.1-29.2.legacy.src.rpm i386: http://download.fedoralegacy.org/fedora/1/updates/i386/xloadimage-4.1-29.2.legacy.i386.rpm Fedora Core 2: SRPM: http://download.fedoralegacy.org/fedora/2/updates/SRPMS/xloadimage-4.1-34.FC2.2.legacy.src.rpm i386: http://download.fedoralegacy.org/fedora/2/updates/i386/xloadimage-4.1-34.FC2.2.legacy.i386.rpm 7. Verification: SHA1 sum Package Name --------------------------------------------------------------------- 88326ff1a0753287240180322b36f8174686e0cc redhat/7.3/updates/i386/xloadimage-4.1-21.2.legacy.i386.rpm 663b64ed039000824bacd3475e807c29c835f388 redhat/7.3/updates/SRPMS/xloadimage-4.1-21.2.legacy.src.rpm 7fef8d73737dfacb3d56f203bf31f3c8e2014925 redhat/9/updates/i386/xloadimage-4.1-27.2.legacy.i386.rpm 2b4223a41ab2127ee3b173e0803635f3c441bb4f redhat/9/updates/SRPMS/xloadimage-4.1-27.2.legacy.src.rpm c24c7a2ae4d703b00a3f84623cae24775674d5d7 fedora/1/updates/i386/xloadimage-4.1-29.2.legacy.i386.rpm ec2c5a9b5049aeca3cd4d12e7b84c650fec1c295 fedora/1/updates/SRPMS/xloadimage-4.1-29.2.legacy.src.rpm 2910727dcd74a462a2f137746592e53ba5fcdfac fedora/2/updates/i386/xloadimage-4.1-34.FC2.2.legacy.i386.rpm 924f5e4ffc9ff7190dc1808def838e57377f5fd6 fedora/2/updates/SRPMS/xloadimage-4.1-34.FC2.2.legacy.src.rpm These packages are GPG signed by Fedora Legacy for security. Our key is available from http://www.fedoralegacy.org/about/security.php You can verify each package with the following command: rpm --checksig -v <filename> If you only wish to verify that each package has not been corrupted or tampered with, examine only the sha1sum with the following command: sha1sum <filename> 8. References: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-0638 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-3178 9. Contact: The Fedora Legacy security contact is <secnotice@xxxxxxxxxxxxxxxx>. More project details at http://www.fedoralegacy.org ---------------------------------------------------------------------
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