ELSA-2021-9068

ELSA-2021-9068 - Unbreakable Enterprise kernel-container security update

Type:SECURITY
Severity:IMPORTANT
Release Date:2021-02-19

Description


[4.14.35-2047.500.10.el7]
- xen-blkback: fix error handling in xen_blkbk_map() (Jan Beulich) [Orabug: 32492110] {CVE-2021-26930}
- xen-scsiback: don't 'handle' error by BUG() (Jan Beulich) [Orabug: 32492102] {CVE-2021-26931}
- xen-netback: don't 'handle' error by BUG() (Jan Beulich) [Orabug: 32492102] {CVE-2021-26931}
- xen-blkback: don't 'handle' error by BUG() (Jan Beulich) [Orabug: 32492102] {CVE-2021-26931}
- Xen/gntdev: correct error checking in gntdev_map_grant_pages() (Jan Beulich) [Orabug: 32492094] {CVE-2021-26932}
- Xen/gntdev: correct dev_bus_addr handling in gntdev_map_grant_pages() (Jan Beulich) [Orabug: 32492094] {CVE-2021-26932}
- Xen/x86: also check kernel mapping in set_foreign_p2m_mapping() (Jan Beulich) [Orabug: 32492094] {CVE-2021-26932}
- Xen/x86: don't bail early from clear_foreign_p2m_mapping() (Jan Beulich) [Orabug: 32492094] {CVE-2021-26932}
- tap: fix use-after-free (Michael S. Tsirkin) [Orabug: 32466083]
- vhost scsi: alloc vhost_scsi with kvzalloc() to avoid delay (Dongli Zhang) [Orabug: 32471695]
- Fix double free KASAN warnings and use after free of kmalloc-32 object. (Imran Khan) [Orabug: 32480357]


Related CVEs


CVE-2021-26932
CVE-2021-26930
CVE-2021-26931

Updated Packages


Release/ArchitectureFilenameMD5sumSuperseded By Advisory
Oracle Linux 7 (x86_64) kernel-uek-container-4.14.35-2047.500.10.el7.src.rpm837868c9e21c9055a700999ee88964a6-
kernel-uek-container-4.14.35-2047.500.10.el7.x86_64.rpmc13dea6c80e194dca22461cd6534db5e-



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