Re: [FLSA-2005:2336] Updated kernel packages fix security issues

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I'm just wondering why this was sent out last Thursday but didn't make
it onto BugTRAQ until today.  Does anyone have any idea why there was
such a holdup on the announcement making it out?

-Jim P.

On Thu, 2005-02-24 at 22:39 -0500, Marc Deslauriers wrote:
> ---------------------------------------------------------------------
>                 Fedora Legacy Update Advisory
> 
> Synopsis:          Updated kernel packages fix security issues
> Advisory ID:       FLSA:2336
> Issue date:        2005-02-24
> Product:           Red Hat Linux, Fedora Core
> Keywords:          Bugfix
> Cross references:  https://bugzilla.fedora.us/show_bug.cgi?id=2336
> CVE Names:         CAN-2004-0177 CAN-2004-0685 CAN-2004-0814
>                     CAN-2004-0883 CAN-2004-0949 CAN-2004-1016
>                     CAN-2004-1017 CAN-2004-1056 CAN-2004-1068
>                     CAN-2004-1070 CAN-2004-1071 CAN-2004-1072
>                     CAN-2004-1073 CAN-2004-1074 CAN-2004-1137
>                     CAN-2004-1234 CAN-2004-1235 CAN-2005-0001
> ---------------------------------------------------------------------
> 
> 
> ---------------------------------------------------------------------
> 1. Topic:
> 
> Updated kernel packages that fix several security issues are now
> available.
> 
> The Linux kernel handles the basic functions of the operating system.
> 
> 2. Relevant releases/architectures:
> 
> Red Hat Linux 7.3 - i386
> Red Hat Linux 9 - i386
> Fedora Core 1 - i386
> 
> 3. Problem description:
> 
> This update includes fixes for several security issues:
> 
> The ext3 code in kernels before 2.4.26 did not properly initialize
> journal descriptor blocks. A privileged local user could read portions
> of kernel memory. The Common Vulnerabilities and Exposures project
> (cve.mitre.org) has assigned the name CAN-2004-0177 to this issue.
> 
> Conectiva discovered flaws in certain USB drivers affecting kernels
> prior to 2.4.27 which used the copy_to_user function on uninitialized
> structures. These flaws could allow local users to read small amounts
> of kernel memory. (CAN-2004-0685)
> 
> Multiple race conditions in the terminal layer could allow local users
> to obtain portions of kernel data via a TIOCSETD ioctl call to a
> terminal interface that is being accessed by another thread. This could
> also allow remote attackers to cause a denial of service (panic) by
> switching from console to PPP line discipline, then quickly sending data
> that is received during the switch. (CAN-2004-0814)
> 
> Stefan Esser discovered various flaws including buffer overflows in
> the smbfs driver affecting kernels prior to 2.4.28. A local user may be
> able to cause a denial of service (crash) or possibly gain privileges.
> In order to exploit these flaws the user would require control of
> a connected Samba server. (CAN-2004-0883, CAN-2004-0949)
> 
> ISEC security research and Georgi Guninski independantly discovered a
> flaw in the scm_send function in the auxiliary message layer. A local
> user could create a carefully crafted auxiliary message which could
> cause a denial of service (system hang). (CAN-2004-1016)
> 
> Multiple overflows were discovered and corrected in the io_edgeport
> driver. (CAN-2004-1017)
> 
> The Direct Rendering Manager (DRM) driver does not properly check the
> DMA lock, which could allow remote attackers or local users to cause a
> denial of service (X Server crash) and possibly modify the video output.
> (CAN-2004-1056)
> 
> A missing serialization flaw in unix_dgram_recvmsg was discovered that
> affects kernels prior to 2.4.28. A local user could potentially make
> use of a race condition in order to gain privileges. (CAN-2004-1068)
> 
> Paul Starzetz of iSEC discovered various flaws in the ELF binary loader
> affecting kernels prior to 2.4.28. A local user could use these flaws to
> gain read access to executable-only binaries or possibly gain
> privileges. (CAN-2004-1070, CAN-2004-1071, CAN-2004-1072, CAN-2004-1073,
> CAN-2004-1074)
> 
> ISEC security research discovered multiple vulnerabilities in the IGMP
> functionality of the kernels. These flaws could allow a local user to
> cause a denial of service (crash) or potentially gain privileges. Where
> multicast applications are being used on a system, these flaws may also
> allow remote users to cause a denial of service. (CAN-2004-1137)
> 
> Kirill Korotaev found a flaw in load_elf_binary affecting kernels prior
> to 2.4.26. A local user could create a carefully crafted binary in such
> a way that it would cause a denial of service (system crash).
> (CAN-2004-1234)
> 
> iSEC Security Research discovered a VMA handling flaw in the uselib(2)
> system call of the Linux kernel. A local user could make use of this
> flaw to gain elevated (root) privileges. (CAN-2004-1235)
> 
> iSEC Security Research discovered a flaw in the page fault handler code
> that could lead to local users gaining elevated (root) privileges on
> multiprocessor machines. (CAN-2005-0001)
> 
> All users are advised to upgrade their kernels to the packages
> associated with their machine architectures and configurations as listed
> in this erratum.
> 
> 4. Solution:
> 
> Before applying this update, make sure all previously released errata
> relevant to your system have been applied.
> 
> To install kernel packages manually, use "rpm -ivh <package>" and modify
> system settings to boot the kernel you have installed. To do this, edit
> /boot/grub/grub.conf and change the default entry to "default=0" (or, if
> you have chosen to use LILO as your boot loader, edit /etc/lilo.conf and
> run lilo)
> 
> 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.
> 
> Note that this may not automatically pull the new kernel in if you have
> configured apt/yum to ignore kernels. If so, follow the manual
> instructions above.
> 
> 5. Bug IDs fixed:
> 
> http://bugzilla.fedora.us - bug #2336 - Kernel bugs
> 
> 6. RPMs required:
> 
> Red Hat Linux 7.3:
> 
> SRPM:
> http://download.fedoralegacy.org/redhat/7.3/updates/SRPMS/kernel-2.4.20-42.7.legacy.src.rpm
> 
> i386:
> http://download.fedoralegacy.org/redhat/7.3/updates/i386/kernel-2.4.20-42.7.legacy.i386.rpm
> http://download.fedoralegacy.org/redhat/7.3/updates/i386/kernel-BOOT-2.4.20-42.7.legacy.i386.rpm
> http://download.fedoralegacy.org/redhat/7.3/updates/i386/kernel-doc-2.4.20-42.7.legacy.i386.rpm
> http://download.fedoralegacy.org/redhat/7.3/updates/i386/kernel-source-2.4.20-42.7.legacy.i386.rpm
> 
> i586:
> http://download.fedoralegacy.org/redhat/7.3/updates/i386/kernel-2.4.20-42.7.legacy.i586.rpm
> http://download.fedoralegacy.org/redhat/7.3/updates/i386/kernel-smp-2.4.20-42.7.legacy.i586.rpm
> 
> i686:
> http://download.fedoralegacy.org/redhat/7.3/updates/i386/kernel-2.4.20-42.7.legacy.i686.rpm
> http://download.fedoralegacy.org/redhat/7.3/updates/i386/kernel-bigmem-2.4.20-42.7.legacy.i686.rpm
> http://download.fedoralegacy.org/redhat/7.3/updates/i386/kernel-smp-2.4.20-42.7.legacy.i686.rpm
> 
> athlon:
> http://download.fedoralegacy.org/redhat/7.3/updates/i386/kernel-2.4.20-42.7.legacy.athlon.rpm
> http://download.fedoralegacy.org/redhat/7.3/updates/i386/kernel-smp-2.4.20-42.7.legacy.athlon.rpm
> 
> Red Hat Linux 9:
> 
> SRPM:
> http://download.fedoralegacy.org/redhat/9/updates/SRPMS/kernel-2.4.20-42.9.legacy.src.rpm
> 
> i386:
> http://download.fedoralegacy.org/redhat/9/updates/i386/kernel-2.4.20-42.9.legacy.i386.rpm
> http://download.fedoralegacy.org/redhat/9/updates/i386/kernel-BOOT-2.4.20-42.9.legacy.i386.rpm
> http://download.fedoralegacy.org/redhat/9/updates/i386/kernel-doc-2.4.20-42.9.legacy.i386.rpm
> http://download.fedoralegacy.org/redhat/9/updates/i386/kernel-source-2.4.20-42.9.legacy.i386.rpm
> 
> i586:
> http://download.fedoralegacy.org/redhat/9/updates/i386/kernel-2.4.20-42.9.legacy.i586.rpm
> http://download.fedoralegacy.org/redhat/9/updates/i386/kernel-smp-2.4.20-42.9.legacy.i586.rpm
> 
> i686:
> http://download.fedoralegacy.org/redhat/9/updates/i386/kernel-2.4.20-42.9.legacy.i686.rpm
> http://download.fedoralegacy.org/redhat/9/updates/i386/kernel-bigmem-2.4.20-42.9.legacy.i686.rpm
> http://download.fedoralegacy.org/redhat/9/updates/i386/kernel-smp-2.4.20-42.9.legacy.i686.rpm
> 
> athlon:
> http://download.fedoralegacy.org/redhat/9/updates/i386/kernel-2.4.20-42.9.legacy.athlon.rpm
> http://download.fedoralegacy.org/redhat/9/updates/i386/kernel-smp-2.4.20-42.9.legacy.athlon.rpm
> 
> Fedora Core 1:
> 
> SRPM:
> http://download.fedoralegacy.org/fedora/1/updates/SRPMS/kernel-2.4.22-1.2199.4.legacy.nptl.src.rpm
> 
> i386:
> http://download.fedoralegacy.org/fedora/1/updates/i386/kernel-BOOT-2.4.22-1.2199.4.legacy.nptl.i386.rpm
> http://download.fedoralegacy.org/fedora/1/updates/i386/kernel-doc-2.4.22-1.2199.4.legacy.nptl.i386.rpm
> http://download.fedoralegacy.org/fedora/1/updates/i386/kernel-source-2.4.22-1.2199.4.legacy.nptl.i386.rpm
> 
> i586:
> http://download.fedoralegacy.org/fedora/1/updates/i386/kernel-2.4.22-1.2199.4.legacy.nptl.i586.rpm
> http://download.fedoralegacy.org/fedora/1/updates/i386/kernel-smp-2.4.22-1.2199.4.legacy.nptl.i586.rpm
> 
> i686:
> http://download.fedoralegacy.org/fedora/1/updates/i386/kernel-2.4.22-1.2199.4.legacy.nptl.i686.rpm
> http://download.fedoralegacy.org/fedora/1/updates/i386/kernel-smp-2.4.22-1.2199.4.legacy.nptl.i686.rpm
> 
> athlon:
> http://download.fedoralegacy.org/fedora/1/updates/i386/kernel-2.4.22-1.2199.4.legacy.nptl.athlon.rpm
> http://download.fedoralegacy.org/fedora/1/updates/i386/kernel-smp-2.4.22-1.2199.4.legacy.nptl.athlon.rpm
> 
> 7. Verification:
> 
> SHA1 sum                                 Package Name
> ---------------------------------------------------------------------
> 
> 7900b4d4608f6f23f1b19f8545a67bd733493c65 
> redhat/7.3/updates/i386/kernel-2.4.20-42.7.legacy.athlon.rpm
> dad7ced597c96a258e11d0de8437356ac82e40f3 
> redhat/7.3/updates/i386/kernel-2.4.20-42.7.legacy.i386.rpm
> caea6cb5c96897341c71e023e71d90b1b01bdde9 
> redhat/7.3/updates/i386/kernel-2.4.20-42.7.legacy.i586.rpm
> ffe552201b6bfdc5359596ae901bc249a365cec6 
> redhat/7.3/updates/i386/kernel-2.4.20-42.7.legacy.i686.rpm
> 4be06cfe9783c4d045fbfff4774e50f308fa6934 
> redhat/7.3/updates/i386/kernel-bigmem-2.4.20-42.7.legacy.i686.rpm
> 7d4b1b49e292ade40eb1f14e89338ae8df014981 
> redhat/7.3/updates/i386/kernel-BOOT-2.4.20-42.7.legacy.i386.rpm
> 6a17058770d6e6c2b8706232d1ceb60866b36ab0 
> redhat/7.3/updates/i386/kernel-doc-2.4.20-42.7.legacy.i386.rpm
> b8e1b78b834e48ec35906b3924eb2bd12a33e4d6 
> redhat/7.3/updates/i386/kernel-smp-2.4.20-42.7.legacy.athlon.rpm
> 55e2477c5ddd3934c2bfbc770ff0df7cce44a6a0 
> redhat/7.3/updates/i386/kernel-smp-2.4.20-42.7.legacy.i586.rpm
> c923851d4e460a672891db11bbc98089189a5a93 
> redhat/7.3/updates/i386/kernel-smp-2.4.20-42.7.legacy.i686.rpm
> dfcf9626635256e898e9696b7c8e58d826069be4 
> redhat/7.3/updates/i386/kernel-source-2.4.20-42.7.legacy.i386.rpm
> f4620b08ec8e2ae3973d5b3e555893ab3a7ce340 
> redhat/7.3/updates/SRPMS/kernel-2.4.20-42.7.legacy.src.rpm
> 2d6d73763d1d7631b61c40b8093757466dd24cd7 
> redhat/9/updates/i386/kernel-2.4.20-42.9.legacy.athlon.rpm
> 7b1f8f93eb586ae3fbe834670801d45b999700c2 
> redhat/9/updates/i386/kernel-2.4.20-42.9.legacy.i386.rpm
> 8d472f8c69a624b310758472c7f387c258f73c02 
> redhat/9/updates/i386/kernel-2.4.20-42.9.legacy.i586.rpm
> 618c079b5c9336a0bf0c4e7342616c001eea5f15 
> redhat/9/updates/i386/kernel-2.4.20-42.9.legacy.i686.rpm
> dcc66fd50b44cdb55c543d2d0496de595e627d7a 
> redhat/9/updates/i386/kernel-bigmem-2.4.20-42.9.legacy.i686.rpm
> d092d4efcc10b605fdf9724c5bd65560811063c4 
> redhat/9/updates/i386/kernel-BOOT-2.4.20-42.9.legacy.i386.rpm
> d99388a8d0f9b0b7e19aa61d25399dc4e5489427 
> redhat/9/updates/i386/kernel-doc-2.4.20-42.9.legacy.i386.rpm
> ccfaec93e1a5145ec9d91f0d3e7eeab19a3a81a4 
> redhat/9/updates/i386/kernel-smp-2.4.20-42.9.legacy.athlon.rpm
> 75e49f1b57037546407f3631a3c5f75fb2d671ee 
> redhat/9/updates/i386/kernel-smp-2.4.20-42.9.legacy.i586.rpm
> c7b63e8f26ccb8a237a5918d50e04b112e13f700 
> redhat/9/updates/i386/kernel-smp-2.4.20-42.9.legacy.i686.rpm
> f1e82fb01bcf318ee1e6d48ac3119ee8caa6be11 
> redhat/9/updates/i386/kernel-source-2.4.20-42.9.legacy.i386.rpm
> d11209f3d111ed3e633662c5f651772f11282f8e 
> redhat/9/updates/SRPMS/kernel-2.4.20-42.9.legacy.src.rpm
> 91df569f7f98a976f2686628c9a45160c8f730c6 
> fedora/1/updates/i386/kernel-2.4.22-1.2199.4.legacy.nptl.athlon.rpm
> 1ef2868a7a990521a080925ca81981cafa676258 
> fedora/1/updates/i386/kernel-2.4.22-1.2199.4.legacy.nptl.i586.rpm
> 5b093d72e5f7398f3b829c6ce557eb9817042732 
> fedora/1/updates/i386/kernel-2.4.22-1.2199.4.legacy.nptl.i686.rpm
> b66170a9431426138e454ddec7f3b98ec45a10fb 
> fedora/1/updates/i386/kernel-BOOT-2.4.22-1.2199.4.legacy.nptl.i386.rpm
> 4c5895f14271a8b5bc6e5489c053fba1f96e71f8 
> fedora/1/updates/i386/kernel-doc-2.4.22-1.2199.4.legacy.nptl.i386.rpm
> a358e368bea67f2cbbf32a6a1c9242e1cd7dffeb 
> fedora/1/updates/i386/kernel-smp-2.4.22-1.2199.4.legacy.nptl.athlon.rpm
> c16b6217ac2ade811576e303a7eb1ddc0214d692 
> fedora/1/updates/i386/kernel-smp-2.4.22-1.2199.4.legacy.nptl.i586.rpm
> d307317b04336c289cddde005e11c30b188119cb 
> fedora/1/updates/i386/kernel-smp-2.4.22-1.2199.4.legacy.nptl.i686.rpm
> 3b0301c812ad4379c6eb7bbd7970ab4f9602b37c 
> fedora/1/updates/i386/kernel-source-2.4.22-1.2199.4.legacy.nptl.i386.rpm
> d14e7971299e22a38cdeee145028d797ea477a1c 
> fedora/1/updates/SRPMS/kernel-2.4.22-1.2199.4.legacy.nptl.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=CAN-2004-0177
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0685
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0814
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0883
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0949
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1016
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1017
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1056
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1068
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1070
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1071
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1072
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1073
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1074
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1137
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1234
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1235
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0001
> 
> 9. Contact:
> 
> The Fedora Legacy security contact is <secnotice@xxxxxxxxxxxxxxxx>. More
> project details at http://www.fedoralegacy.org
> 
> ---------------------------------------------------------------------
> --
> 
> fedora-legacy-list@xxxxxxxxxx
> http://www.redhat.com/mailman/listinfo/fedora-legacy-list

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