Sicherheit: Pufferüberlauf in Xen - Pro-Linux

Name        : xen
Product     : Fedora 22
Version     : 4.5.1
Release     : 5.fc22
URL         : http://xen.org/
Summary     : Xen is a virtual machine monitor
Description :
This package contains the XenD daemon and xm command line
tools, needed to manage virtual machines running under the
Xen hypervisor

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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)
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ChangeLog:

* Sun Aug  2 2015 Michael Young <m.a.young@durham.ac.uk> - 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 <rjones@redhat.com> - 4.5.1-4
- OCaml 4.02.3 rebuild.
* Thu Jul 23 2015 Michael Young <m.a.young@durham.ac.uk> - 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 <m.a.young@durham.ac.uk> - 4.5.1-2
- xl command line config handling stack overflow [XSA-137, CVE-2015-3259]
* Mon Jun 22 2015 Michael Young <m.a.young@durham.ac.uk> - 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 <rjones@redhat.com> - 4.5.0-13
- Rebuild for ocaml-4.02.2.
* Fri Jun 19 2015 Fedora Release Engineering
 <rel-eng@lists.fedoraproject.org> - 4.5.0-12
- Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild
* Tue Jun 16 2015 Michael Young <m.a.young@durham.ac.uk>
- gcc 5 bug is fixed so remove workaround
* Wed Jun 10 2015 Michael Young <m.a.young@durham.ac.uk> - 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 <m.a.young@durham.ac.uk> - 4.5.0-10.1
- stubs-32.h has gone from rawhide, put it back manually
* Tue Jun  2 2015 Michael Young <m.a.young@durham.ac.uk> - 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 <m.a.young@durham.ac.uk> - 4.5.0-9
- Privilege escalation via emulated floppy disk drive [XSA-133,
	CVE-2015-3456] (#1221153)
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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
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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 http://docs.fedoraproject.org/yum/.

All packages are signed with the Fedora Project GPG key.  More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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