Update for 00Meta, 389-ds, 389-ds.12301, 389-ds.... security moderate

Security update for xen

This update for xen fixes the following issues:

- CVE-2020-29480: Fixed an issue which could have allowed leak of non-sensitive data to administrator guests (bsc#117949 XSA-115).
- CVE-2020-29481: Fixed an issue which could have allowd to new domains to inherit existing node permissions (bsc#1179498 XSA-322).
- CVE-2020-29483: Fixed an issue where guests could disturb domain cleanup (bsc#1179502 XSA-325).
- CVE-2020-29484: Fixed an issue where guests could crash xenstored via watchs (bsc#1179501 XSA-324).
- CVE-2020-29566: Fixed an undue recursion in x86 HVM context switch code (bsc#1179506 XSA-348).
- CVE-2020-29570: Fixed an issue where FIFO event channels control block related ordering (bsc#1179514 XSA-358).
- CVE-2020-29571: Fixed an issue where FIFO event channels control structure ordering (bsc#1179516 XSA-359).
- Fixed an issue where dump-core shows missing nr_pages during core (bsc#1176782).
- Multiple other bugs (bsc#1027519)

This update was imported from the SUSE:SLE-15-SP1:Update update project.

Fixed bugs
bnc#1179501
VUL-0: EMBARGOED: CVE-2020-29484: xen: xenstore: guests can crash xenstored via watchs (XSA-324 v2)
bnc#1027519
Xen: Missing upstream bug fixes
bnc#1179496
VUL-0: EMBARGOED: CVE-2020-29480: xen: xenstore: watch notifications lacking permission checks (XSA-115 v3)
bnc#1179514
VUL-0: EMBARGOED: CVE-2020-29570: xen: FIFO event channels control block related ordering (XSA-358 v3)
bnc#1179506
VUL-0: EMBARGOED: CVE-2020-29566: xen: undue recursion in x86 HVM context switch code (XSA-348 v2)
bnc#1179498
VUL-0: EMBARGOED: CVE-2020-29481: xen: xenstore: new domains inheriting existing node permissions (XSA-322 v3)
bnc#1179516
VUL-0: EMBARGOED: CVE-2020-29571: xen: FIFO event channels control structure ordering (XSA-359 v2)
bnc#1179502
VUL-0: EMBARGOED: CVE-2020-29483: xen: xenstore: guests can disturb domain cleanup (XSA-325 v2)
bnc#1176782
L3: xl dump-core shows missing nr_pages during core. If maxmem and current are the same the issue doesn't happen
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