Overview

File _patchinfo of Package patchinfo.14030

<patchinfo incident="14030">
  <issue tracker="bnc" id="1115045">VUL-0:  CVE-2018-19965 : xen: x86: DoS from attempting to use INVPCID with a non-canonical addresses (XSA-279)</issue>
  <issue tracker="bnc" id="1126140">VUL-0: CVE-2019-17340: xen: XSA-284: grant table transfer issues on large hosts</issue>
  <issue tracker="bnc" id="1126141">VUL-0: CVE-2019-17341: xen: XSA-285: race with pass-through device hotplug</issue>
  <issue tracker="bnc" id="1126192">VUL-0: CVE-2019-17342: xen: XSA-287: x86: steal_page violates page_struct access discipline</issue>
  <issue tracker="bnc" id="1126195">VUL-0: CVE-2019-17343: xen: XSA-288: x86: Inconsistent PV IOMMU discipline</issue>
  <issue tracker="bnc" id="1126196">VUL-0: CVE-2019-17344: xen: XSA-290: missing preemption in x86 PV page table unvalidation</issue>
  <issue tracker="bnc" id="1126201">VUL-0: CVE-2019-17347: xen: XSA-293: x86: PV kernel context switch corruption</issue>
  <issue tracker="bnc" id="1135905">VUL-1: CVE-2019-12155: xen: null pointer dereference while releasing spice resources</issue>
  <issue tracker="bnc" id="1143797">VUL-0: CVE-2019-14378: xen:  heap buffer overflow during packet reassembly in slirp networking implementation</issue>
  <issue tracker="bnc" id="1145652">VUL-1: CVE-2019-12067: xen: qemu: ide: ahci: add check to avoid null dereference</issue>
  <issue tracker="bnc" id="1146874">VUL-0: CVE-2019-12068: xen: infinite loop while executing script</issue>
  <issue tracker="bnc" id="1149813">VUL-0: CVE-2019-15890: xen: use-after-free during packet reassembly</issue>
  <issue tracker="bnc" id="1152497">VUL-0: CVE-2019-11135: xen:  TSX Asynchronous Abort (TAA) issue (XSA-305)</issue>
  <issue tracker="bnc" id="1154448">VUL-0: CVE-2019-18420: xen: XSA-296 v4:  VCPUOP_initialise DoS</issue>
  <issue tracker="bnc" id="1154456">VUL-0: CVE-2019-18425: xen: XSA-298 v3: missing descriptor table limit checking in x86 PV emulation</issue>
  <issue tracker="bnc" id="1154458">VUL-0: CVE-2019-18421: xen: XSA-299 v4: Issues with restartable PV type change operations</issue>
  <issue tracker="bnc" id="1154461">VUL-0: CVE-2019-18424: xen: XSA-302 v5: passed through PCI devices may corrupt host memory after deassignment</issue>
  <issue tracker="bnc" id="1155945">EMU: VUL-0: CVE-2018-12207: xen: Machine Check Error Avoidance on Page Size Change (aka IFU issue) (XSA-304)</issue>
  <issue tracker="bnc" id="1157888">VUL-0: CVE-2019-19579: xen: XSA-306 Device quarantine for alternate pci assignment methods</issue>
  <issue tracker="bnc" id="1158003">VUL-0: CVE-2019-19581,CVE-2019-19582: xen: XSA-307 v3 - find_next_bit() issues</issue>
  <issue tracker="bnc" id="1158004">VUL-0: CVE-2019-19583: xen: XSA-308 - VMX: VMentry failure with debug exceptions and blocked states</issue>
  <issue tracker="bnc" id="1158005">VUL-0: CVE-2019-19578: xen: XSA-309 - Linear pagetable use / entry miscounts</issue>
  <issue tracker="bnc" id="1158006">VUL-0: CVE-2019-19580: xen: XSA-310 - Further issues with restartable PV type change operations</issue>
  <issue tracker="bnc" id="1158007">VUL-0: CVE-2019-19577: xen: XSA-311 - dynamic height for the IOMMU pagetables</issue>
  <issue tracker="bnc" id="1161181">VUL-0: CVE-2020-7211: xen: potential directory traversal using relative paths via tftp server on Windows host</issue>
  <issue tracker="cve" id="2018-12207"/>
  <issue tracker="cve" id="2018-19965"/>
  <issue tracker="cve" id="2019-11135"/>
  <issue tracker="cve" id="2019-12067"/>
  <issue tracker="cve" id="2019-12068"/>
  <issue tracker="cve" id="2019-12155"/>
  <issue tracker="cve" id="2019-14378"/>
  <issue tracker="cve" id="2019-15890"/>
  <issue tracker="cve" id="2019-17340"/>
  <issue tracker="cve" id="2019-17341"/>
  <issue tracker="cve" id="2019-17342"/>
  <issue tracker="cve" id="2019-17343"/>
  <issue tracker="cve" id="2019-17344"/>
  <issue tracker="cve" id="2019-17347"/>
  <issue tracker="cve" id="2019-18420"/>
  <issue tracker="cve" id="2019-18421"/>
  <issue tracker="cve" id="2019-18424"/>
  <issue tracker="cve" id="2019-18425"/>
  <issue tracker="cve" id="2019-19577"/>
  <issue tracker="cve" id="2019-19578"/>
  <issue tracker="cve" id="2019-19579"/>
  <issue tracker="cve" id="2019-19580"/>
  <issue tracker="cve" id="2019-19581"/>
  <issue tracker="cve" id="2019-19583"/>
  <issue tracker="cve" id="2020-7211"/>
  <packager>charlesa</packager>
  <rating>important</rating>
  <category>security</category>
  <summary>Security update for xen</summary>
  <description>This update for xen fixes the following issues:

- CVE-2018-12207: Fixed a race condition where untrusted virtual machines could have been using the Instruction Fetch Unit of the Intel CPU to cause a Machine Exception during Page Size Change, causing the CPU core to be non-functional (bsc#1155945 XSA-304).
- CVE-2018-19965: Fixed a DoS from attempting to use INVPCID with a non-canonical addresses (bsc#1115045 XSA-279).
- CVE-2019-11135: Aborting an asynchronous TSX operation on Intel CPUs with Transactional Memory support could be used to facilitate side-channel information leaks out of microarchitectural buffers, similar to the previously described "Microarchitectural Data Sampling" attack. (bsc#1152497 XSA-305).
- CVE-2019-12067: Fixed a null pointer dereference in QEMU AHCI (bsc#1145652).
- CVE-2019-12068: Fixed an infinite loop while executing script (bsc#1146874).
- CVE-2019-12155: Fixed a null pointer dereference while releasing spice resources (bsc#1135905).
- CVE-2019-14378: Fixed a heap buffer overflow during packet reassembly in slirp networking implementation (bsc#1143797).
- CVE-2019-15890: Fixed a use-after-free during packet reassembly (bsc#1149813).
- CVE-2019-17340: Fixed grant table transfer issues on large hosts (XSA-284 bsc#1126140).
- CVE-2019-17341: Fixed a race with pass-through device hotplug (XSA-285 bsc#1126141).
- CVE-2019-17342: Fixed steal_page violating page_struct access discipline (XSA-287 bsc#1126192).
- CVE-2019-17343: Fixed an inconsistent PV IOMMU discipline (XSA-288 bsc#1126195).
- CVE-2019-17344: Fixed a missing preemption in x86 PV page table unvalidation (XSA-290 bsc#1126196).
- CVE-2019-17347: Fixed a PV kernel context switch corruption (XSA-293 bsc#1126201).
- CVE-2019-18420: Fixed a hypervisor crash that could be caused by malicious x86 PV guests, resulting in a denial of service (bsc#1154448 XSA-296).
- CVE-2019-18421: Fixed a privilege escalation through malicious PV guest administrators (bsc#1154458 XSA-299).
- CVE-2019-18424: Fixed a privilege escalation through DMA to physical devices by untrusted domains (bsc#1154461 XSA-302).  
- CVE-2019-18425: Fixed a privilege escalation from 32-bit PV guest used mode (bsc#1154456 XSA-298).
- CVE-2019-19577: Fixed an issue where a malicious guest administrator could have caused Xen to access data structures while they are being modified leading to a crash (bsc#1158007 XSA-311). 
- CVE-2019-19578: Fixed an issue where a malicious or buggy PV guest could have caused hypervisor crash resulting in denial of service affecting the entire host (bsc#1158005 XSA-309).
- CVE-2019-19579: Fixed a privilege escalation where an untrusted domain with access to a physical device can DMA into host memory (bsc#1157888 XSA-306).
- CVE-2019-19580: Fixed a privilege escalation where a malicious PV guest administrator could have been able to escalate their privilege to that of the host (bsc#1158006 XSA-310).
- CVE-2019-19581: Fixed a potential out of bounds on 32-bit Arm (bsc#1158003 XSA-307).
- CVE-2019-19583: Fixed improper checks which could have allowed HVM/PVH guest userspace code to crash the guest, leading to a guest denial of service (bsc#1158004 XSA-308).
</description>
</patchinfo>
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