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Fedora Update Notification
FEDORA-2015-11247
2015-07-10 16:32:04
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Name        : xen
Product     : Fedora 21
Version     : 4.4.2
Release     : 7.fc21
URL         : https://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:

xl command line config handling stack overflow [XSA-137, CVE-2015-3259]
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ChangeLog:

* Tue Jul  7 2015 Michael Young  - 4.4.2-7
- xl command line config handling stack overflow [XSA-137, CVE-2015-3259]
* Thu Jun 11 2015 Michael Young  - 4.4.2-6
- 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]
* Tue Jun  2 2015 Michael Young  - 4.4.2-5
- 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  - 4.4.2-4
- Privilege escalation via emulated floppy disk drive [XSA-133,
	CVE-2015-3456] (#1221153)
* Mon Apr 20 2015 Michael Young  - 4.4.2-3
- Information leak through XEN_DOMCTL_gettscinfo [XSA-132,
	CVE-2015-3340] (#1214037)
* Tue Mar 31 2015 Michael Young  - 4.4.2-2
- Long latency MMIO mapping operations are not preemptible [XSA-125,
	CVE-2015-2752] (#1207741)
- Unmediated PCI command register access in qemu [XSA-126,
	CVE-2015-2756] (#1307738)
- Certain domctl operations may be abused to lock up the host [XSA-127,
	CVE-2015-2751] (#1207739)
* Mon Mar 23 2015 Michael Young  - 4.4.2-1
- update to xen-4.4.2
  remove patches for fixes that are now included
* Fri Mar 13 2015 Michael Young  - 4.4.1-16
- Additional patch for XSA-98 on arm64
* Thu Mar 12 2015 Michael Young  - 4.4.1-15
- HVM qemu unexpectedly enabling emulated VGA graphics backends [XSA-119,
	CVE-2015-2152] (#1201365)
* Wed Mar 11 2015 Michael Young  - 4.4.1-14
- Hypervisor memory corruption due to x86 emulator flaw [XSA-123,
	CVE-2015-2151] (#1200398)
* Thu Mar  5 2015 Michael Young  - 4.4.1-13
- enable building pngs from fig files which is working again
- fix oxenstored.service preset preuninstall script
- arm: vgic: incorrect rate limiting of guest triggered logging [XSA-118,
	CVE-2015-1563] (#1187153)
- Information leak via internal x86 system device emulation [XSA-121,
	CVE-2015-2044]
- Information leak through version information hypercall [XSA-122,
	CVE-2015-2045]
* Tue Jan  6 2015 Michael Young  - 4.4.1-12
- xen crash due to use after free on hvm guest teardown [XSA-116,
	 CVE-2015-0361] (#1179221)
* Tue Dec 16 2014 Michael Young  - 4.4.1-11
- fix xendomains issue introduced by xl migrate --debug patch
* Mon Dec  8 2014 Michael Young  - 4.4.1-10
- p2m lock starvation [XSA-114, CVE-2014-9065]
- fix build with --without xsm
* Thu Nov 27 2014 Michael Young  - 4.4.1-9
- Excessive checking in compatibility mode hypercall argument translation
	[XSA-111, CVE-2014-8866]
- Insufficient bounding of "REP MOVS" to MMIO emulated inside the hypervisor
	[XSA-112, CVE-2014-8867]
- fix segfaults and failures in xl migrate --debug (#1166461)
* Thu Nov 20 2014 Michael Young  - 4.4.1-8
- Guest effectable page reference leak in MMU_MACHPHYS_UPDATE handling
	[XSA-113, CVE-2014-9030] (#1166914)
* Tue Nov 18 2014 Michael Young  - 4.4.1-7
- Insufficient restrictions on certain MMU update hypercalls [XSA-109,
	CVE-2014-8594] (#1165205)
- Missing privilege level checks in x86 emulation of far branches [XSA-110,
	CVE-2014-8595] (#1165204)
- Add fix for CVE-2014-0150 to qemu-dm, though it probably isn't
	exploitable from xen (#1086776)
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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 .

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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