ELSA-2021-9057

ELSA-2021-9057 - Unbreakable Enterprise kernel-container security update

Type:	SECURITY
Severity:	IMPORTANT
Release Date:	2021-02-16

Description

[5.4.17-2036.103.3.1.el7]
- xen-blkback: fix error handling in xen_blkbk_map() (Jan Beulich) [Orabug: 32492109] {CVE-2021-26930}
- xen-scsiback: don't 'handle' error by BUG() (Jan Beulich) [Orabug: 32492101] {CVE-2021-26931}
- xen-netback: don't 'handle' error by BUG() (Jan Beulich) [Orabug: 32492101] {CVE-2021-26931}
- xen-blkback: don't 'handle' error by BUG() (Jan Beulich) [Orabug: 32492101] {CVE-2021-26931}
- Xen/gntdev: correct error checking in gntdev_map_grant_pages() (Jan Beulich) [Orabug: 32492093] {CVE-2021-26932}
- Xen/gntdev: correct dev_bus_addr handling in gntdev_map_grant_pages() (Jan Beulich) [Orabug: 32492093] {CVE-2021-26932}
- Xen/x86: also check kernel mapping in set_foreign_p2m_mapping() (Jan Beulich) [Orabug: 32492093] {CVE-2021-26932}
- Xen/x86: don't bail early from clear_foreign_p2m_mapping() (Jan Beulich) [Orabug: 32492093] {CVE-2021-26932}

Related CVEs

CVE-2021-26930

CVE-2021-26931

CVE-2021-26932

Updated Packages

Release/Architecture	Filename	MD5sum	Superseded By Advisory
Oracle Linux 7 (x86_64)	kernel-uek-container-5.4.17-2036.103.3.1.el7.src.rpm	f0132bfbbd27329b3d52b339590f0f0b	ELSA-2021-9221
	kernel-uek-container-5.4.17-2036.103.3.1.el7.x86_64.rpm	ca32e9de76f3bfb0269a2d1ff958d44f	ELSA-2021-9221
	kernel-uek-container-debug-5.4.17-2036.103.3.1.el7.x86_64.rpm	30e3a16786fe85e253ccb00c089ab52a	ELSA-2021-9221
Oracle Linux 8 (x86_64)	kernel-uek-container-5.4.17-2036.103.3.1.el8.src.rpm	1a610ea3fef6c6d7009bbf62501d2f3d	-
	kernel-uek-container-5.4.17-2036.103.3.1.el8.x86_64.rpm	3b9a5f4330848316ca1f3c0e6f3f0fa9	-
	kernel-uek-container-debug-5.4.17-2036.103.3.1.el8.x86_64.rpm	6a8eca66492756133e6a8db9f71376b9	-

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