SUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID:    SUSE-SU-2020:2788-1
Rating:             important
References:         #1027519 #1175534 #1176339 #1176341 #1176343 
                    #1176344 #1176345 #1176346 #1176347 #1176348 
                    #1176349 #1176350 
Cross-References:   CVE-2020-14364 CVE-2020-25595 CVE-2020-25596
                    CVE-2020-25597 CVE-2020-25598 CVE-2020-25599
                    CVE-2020-25600 CVE-2020-25601 CVE-2020-25602
                    CVE-2020-25603 CVE-2020-25604
Affected Products:
                    SUSE Linux Enterprise Software Development Kit 12-SP5
                    SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________

   An update that solves 11 vulnerabilities and has one errata
   is now available.

Description:

   This update for xen fixes the following issues:

   - CVE-2020-25602: Fixed an issue where there was a crash when handling
     guest access to MSR_MISC_ENABLE was thrown (bsc#1176339,XSA-333)
   - CVE-2020-25598: Added a missing unlock in XENMEM_acquire_resource error
     path (bsc#1176341,XSA-334)
   - CVE-2020-25604: Fixed a race condition when migrating timers between x86
     HVM vCPU-s (bsc#1176343,XSA-336)
   - CVE-2020-25595: Fixed an issue where PCI passthrough code was reading
     back hardware registers (bsc#1176344,XSA-337)
   - CVE-2020-25597: Fixed an issue where a valid event channels may not turn
     invalid (bsc#1176346,XSA-338)
   - CVE-2020-25596: Fixed a potential denial of service in x86 pv guest
     kernel via SYSENTER (bsc#1176345,XSA-339)
   - CVE-2020-25603: Fixed an issue due to  missing barriers when
     accessing/allocating an event channel (bsc#1176347,XSA-340)
   - CVE-2020-25600: Fixed out of bounds event channels available to 32-bit
     x86 domains (bsc#1176348,XSA-342)
   - CVE-2020-25599: Fixed race conditions with evtchn_reset()
     (bsc#1176349,XSA-343)
   - CVE-2020-25601: Fixed an issue due to lack of preemption in
     evtchn_reset() / evtchn_destroy() (bsc#1176350,XSA-344)
   - CVE-2020-14364: Fixed an out-of-bounds read/write access while
     processing usb packets (bsc#1175534).
   - Various bug fixes (bsc#1027519)


Patch Instructions:

   To install this SUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Software Development Kit 12-SP5:

      zypper in -t patch SUSE-SLE-SDK-12-SP5-2020-2788=1

   - SUSE Linux Enterprise Server 12-SP5:

      zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-2788=1



Package List:

   - SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 x86_64):

      xen-debugsource-4.12.3_08-3.24.1
      xen-devel-4.12.3_08-3.24.1

   - SUSE Linux Enterprise Server 12-SP5 (x86_64):

      xen-4.12.3_08-3.24.1
      xen-debugsource-4.12.3_08-3.24.1
      xen-doc-html-4.12.3_08-3.24.1
      xen-libs-32bit-4.12.3_08-3.24.1
      xen-libs-4.12.3_08-3.24.1
      xen-libs-debuginfo-32bit-4.12.3_08-3.24.1
      xen-libs-debuginfo-4.12.3_08-3.24.1
      xen-tools-4.12.3_08-3.24.1
      xen-tools-debuginfo-4.12.3_08-3.24.1
      xen-tools-domU-4.12.3_08-3.24.1
      xen-tools-domU-debuginfo-4.12.3_08-3.24.1


References:

   https://www.suse.com/security/cve/CVE-2020-14364.html
   https://www.suse.com/security/cve/CVE-2020-25595.html
   https://www.suse.com/security/cve/CVE-2020-25596.html
   https://www.suse.com/security/cve/CVE-2020-25597.html
   https://www.suse.com/security/cve/CVE-2020-25598.html
   https://www.suse.com/security/cve/CVE-2020-25599.html
   https://www.suse.com/security/cve/CVE-2020-25600.html
   https://www.suse.com/security/cve/CVE-2020-25601.html
   https://www.suse.com/security/cve/CVE-2020-25602.html
   https://www.suse.com/security/cve/CVE-2020-25603.html
   https://www.suse.com/security/cve/CVE-2020-25604.html
   https://bugzilla.suse.com/1027519
   https://bugzilla.suse.com/1175534
   https://bugzilla.suse.com/1176339
   https://bugzilla.suse.com/1176341
   https://bugzilla.suse.com/1176343
   https://bugzilla.suse.com/1176344
   https://bugzilla.suse.com/1176345
   https://bugzilla.suse.com/1176346
   https://bugzilla.suse.com/1176347
   https://bugzilla.suse.com/1176348
   https://bugzilla.suse.com/1176349
   https://bugzilla.suse.com/1176350

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sle-security-updates@lists.suse.com
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SUSE: 2020:2788-1 important: xen

September 29, 2020
An update that solves 11 vulnerabilities and has one errata is now available

Summary

This update for xen fixes the following issues: - CVE-2020-25602: Fixed an issue where there was a crash when handling guest access to MSR_MISC_ENABLE was thrown (bsc#1176339,XSA-333) - CVE-2020-25598: Added a missing unlock in XENMEM_acquire_resource error path (bsc#1176341,XSA-334) - CVE-2020-25604: Fixed a race condition when migrating timers between x86 HVM vCPU-s (bsc#1176343,XSA-336) - CVE-2020-25595: Fixed an issue where PCI passthrough code was reading back hardware registers (bsc#1176344,XSA-337) - CVE-2020-25597: Fixed an issue where a valid event channels may not turn invalid (bsc#1176346,XSA-338) - CVE-2020-25596: Fixed a potential denial of service in x86 pv guest kernel via SYSENTER (bsc#1176345,XSA-339) - CVE-2020-25603: Fixed an issue due to missing barriers when accessing/allocating an event channel (bsc#1176347,XSA-340) - CVE-2020-25600: Fixed out of bounds event channels available to 32-bit x86 domains (bsc#1176348,XSA-342) - CVE-2020-25599: Fixed race conditions with evtchn_reset() (bsc#1176349,XSA-343) - CVE-2020-25601: Fixed an issue due to lack of preemption in evtchn_reset() / evtchn_destroy() (bsc#1176350,XSA-344) - CVE-2020-14364: Fixed an out-of-bounds read/write access while processing usb packets (bsc#1175534). - Various bug fixes (bsc#1027519) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Software Development Kit 12-SP5: zypper in -t patch SUSE-SLE-SDK-12-SP5-2020-2788=1 - SUSE Linux Enterprise Server 12-SP5: zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-2788=1 Package List: - SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 x86_64): xen-debugsource-4.12.3_08-3.24.1 xen-devel-4.12.3_08-3.24.1 - SUSE Linux Enterprise Server 12-SP5 (x86_64): xen-4.12.3_08-3.24.1 xen-debugsource-4.12.3_08-3.24.1 xen-doc-html-4.12.3_08-3.24.1 xen-libs-32bit-4.12.3_08-3.24.1 xen-libs-4.12.3_08-3.24.1 xen-libs-debuginfo-32bit-4.12.3_08-3.24.1 xen-libs-debuginfo-4.12.3_08-3.24.1 xen-tools-4.12.3_08-3.24.1 xen-tools-debuginfo-4.12.3_08-3.24.1 xen-tools-domU-4.12.3_08-3.24.1 xen-tools-domU-debuginfo-4.12.3_08-3.24.1

References

#1027519 #1175534 #1176339 #1176341 #1176343

#1176344 #1176345 #1176346 #1176347 #1176348

#1176349 #1176350

Cross- CVE-2020-14364 CVE-2020-25595 CVE-2020-25596

CVE-2020-25597 CVE-2020-25598 CVE-2020-25599

CVE-2020-25600 CVE-2020-25601 CVE-2020-25602

CVE-2020-25603 CVE-2020-25604

Affected Products:

SUSE Linux Enterprise Software Development Kit 12-SP5

SUSE Linux Enterprise Server 12-SP5

https://www.suse.com/security/cve/CVE-2020-14364.html

https://www.suse.com/security/cve/CVE-2020-25595.html

https://www.suse.com/security/cve/CVE-2020-25596.html

https://www.suse.com/security/cve/CVE-2020-25597.html

https://www.suse.com/security/cve/CVE-2020-25598.html

https://www.suse.com/security/cve/CVE-2020-25599.html

https://www.suse.com/security/cve/CVE-2020-25600.html

https://www.suse.com/security/cve/CVE-2020-25601.html

https://www.suse.com/security/cve/CVE-2020-25602.html

https://www.suse.com/security/cve/CVE-2020-25603.html

https://www.suse.com/security/cve/CVE-2020-25604.html

https://bugzilla.suse.com/1027519

https://bugzilla.suse.com/1175534

https://bugzilla.suse.com/1176339

https://bugzilla.suse.com/1176341

https://bugzilla.suse.com/1176343

https://bugzilla.suse.com/1176344

https://bugzilla.suse.com/1176345

https://bugzilla.suse.com/1176346

https://bugzilla.suse.com/1176347

https://bugzilla.suse.com/1176348

https://bugzilla.suse.com/1176349

https://bugzilla.suse.com/1176350

Severity
Announcement ID: SUSE-SU-2020:2788-1
Rating: important

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