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Fedora 22: 2015-cd94ad8d7c Critical Update: Kernel DoS Issues

fedora
Calendar Grey November 19, 2015
Scroller Fedora
The latest kernel security patch for Fedora 22 addresses several critical vulnerabilities linked to denial of service (DoS) attacks and enhances size computation protocols.
The 4.2.6 stable update contains a number of important fixes across the tree

Summary

The kernel meta package

Update Information:

The 4.2.6 stable update contains a number of important fixes across the tree. kernel-4.2.6-200.fc22 - Fix incorrect size calculations in megaraid with 64K pages (rhbz 1269300) - CVE-2015-8104 kvm: DoS infinite loop in microcode DB exception (rhbz 1278496 1279691) - CVE-2015-5307 kvm: DoS infinite loop in microcode AC exception (rhbz 1277172 1279688)

Topics%20covered

Topics Covered

security advisory fedora update critical DoS kernel size calculations

Change Log

References


[ 1 ] Bug #1278496 - CVE-2015-8104 virt: guest to host DoS by triggering an infinite loop in microcode via #DB exception https://bugzilla.redhat.com/show_bug.cgi?id=1278496 [ 2 ] Bug #1277172 - CVE-2015-5307 virt: guest to host DoS by triggering an infinite loop in microcode via #AC exception https://bugzilla.redhat.com/show_bug.cgi?id=1277172 [ 3 ] Bug #1271134 - CVE-2015-7799 kernel: net: slip: crash when using PPP character device driver https://bugzilla.redhat.com/show_bug.cgi?id=1271134 [ 4 ] Bug #1276437 - CVE-2015-7990 kernel: Race condition when sending message on unbound socket causing NULL pointer dereference https://bugzilla.redhat.com/show_bug.cgi?id=1276437

Update Instructions

This update can be installed with the "yum" update program. Use su -c 'yum update kernel' at the command line. For more information, refer to "Managing Software with yum", available at .

Severity
critical
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Name: kernel
Product: Fedora 22
Version: 4.2.6
Release: 200.fc22
URL: https://www.kernel.org/
Summary: The Linux kernel

Topics%20covered

Topics Covered

security advisory fedora update critical DoS kernel size calculations

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