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Fedora 22 2015-12657 Moderate: Xen Heap Overflow In ATAPI Commands

fedora
Calendar Grey August 12, 2015
Dist Fedora Esm H88
Fedora 22 faced a memory management vulnerability in xen, affecting virtual machines processing certain SCSI operations.
QEMU heap overflow flaw while processing certain ATAPI commands

Summary

This package contains the XenD daemon and xm command line

tools, needed to manage virtual machines running under the

Xen hypervisor

Update Information:

QEMU heap overflow flaw while processing certain ATAPI commands. [XSA-138, CVE-2015-5154] (#1247142) try again to fix xen-qemu-dom0-disk-backend.service (#1242246) correct qemu location in xen-qemu-dom0-disk-backend.service (#1242246), rebuild efi grub.cfg if it is present (#1239309), re-enable remus by building with libnl3, modify gnutls use in line with Fedora's crypto policies (#1179352)

Change Log

* Sun Aug 2 2015 Michael Young - 4.5.1-5 - QEMU heap overflow flaw while processing certain ATAPI commands. [XSA-138, CVE-2015-5154] (#1247142) - try again to fix xen-qemu-dom0-disk-backend.service (#1242246) * Thu Jul 30 2015 Richard W.M. Jones - 4.5.1-4 - OCaml 4.02.3 rebuild. * Thu Jul 23 2015 Michael Young - 4.5.1-3 - correct qemu location in xen-qemu-dom0-disk-backend.service (#1242246) - rebuild efi grub.cfg if it is present (#1239309) - re-enable remus by building with libnl3 - modify gnutls use in line with Fedora's crypto policies (#1179352) * Tue Jul 7 2015 Michael Young - 4.5.1-2 - xl command line config handling stack overflow [XSA-137, CVE-2015-3259] * Mon Jun 22 2015 Michael Young - 4.5.1-1 - update to 4.5.1 adjust xen.use.fedora.ipxe.patch and xen.fedora.systemd.patch remove patches for issues now fixed upstream renumber patches * Fri Jun 19 2015 Richard W.M. Jones - 4.5.0-13 - Rebuild for ocaml-4.02.2. * Fri Jun 19 2015 Fedora Release Engineering - 4.5.0-12 - Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild * Tue Jun 16 2015 Michael Young - gcc 5 bug is fixed so remove workaround * Wed Jun 10 2015 Michael Young - 4.5.0-11 - stubs-32.h is back, so revert to previous behaviour - Heap overflow in QEMU PCNET controller, allowing guest->host escape [XSA-135, CVE-2015-3209] (#1230537) - GNTTABOP_swap_grant_ref operation misbehavior [XSA-134, CVE-2015-4163] - vulnerability in the iret hypercall handler [XSA-136, CVE-2015-4164] * Wed Jun 3 2015 Michael Young - 4.5.0-10.1 - stubs-32.h has gone from rawhide, put it back manually * Tue Jun 2 2015 Michael Young - 4.5.0-10 - replace deprecated gnutls use in qemu-xen-traditional based on qemu-xen patches - work around a gcc 5 bug - Potential unintended writes to host MSI message data field via qemu [XSA-128, CVE-2015-4103] (#1227627) - PCI MSI mask bits inadvertently exposed to guests [XSA-129, CVE-2015-4104] (#1227628) - Guest triggerable qemu MSI-X pass-through error messages [XSA-130, CVE-2015-4105] (#1227629) - Unmediated PCI register access in qemu [XSA-131, CVE-2015-4106] (#1227631) * Wed May 13 2015 Michael Young - 4.5.0-9 - Privilege escalation via emulated floppy disk drive [XSA-133, CVE-2015-3456] (#1221153)

References


[ 1 ] Bug #1243563 - CVE-2015-5154 qemu: ide: atapi: heap overflow during I/O buffer memory access https://bugzilla.redhat.com/show_bug.cgi?id=1243563

Update Instructions

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

Name: xen
Product: Fedora 22
Version: 4.5.1
Release: 5.fc22
Summary: Xen is a virtual machine monitor

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