ELSA-2021-9057

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

Type:	SECURITY
Impact:	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-2021-26932

CVE-2021-26930

CVE-2021-26931

Updated Packages

Release/Architecture	Filename	sha256	Superseded By Advisory	Channel Label
Oracle Linux 7 (x86_64)	kernel-uek-container-5.4.17-2036.103.3.1.el7.src.rpm	a252b2f79897bde6ec2c3a27b8549fe1c10060f7a3150dc1d7aa194f31543508	ELSA-2025-20190	ol7_x86_64_UEKR6
	kernel-uek-container-5.4.17-2036.103.3.1.el7.x86_64.rpm	f9eb2f69cec981db1d53bb478dacc864cb6ed2db6d6b603fbe19f8e8fe897f82	ELSA-2025-20190	ol7_x86_64_UEKR6
	kernel-uek-container-debug-5.4.17-2036.103.3.1.el7.x86_64.rpm	c4e9c68d351dd72534e50aacbdd2750e3fd6155b3984d2569bf08d77171867d3	ELSA-2025-20190	ol7_x86_64_UEKR6
Oracle Linux 8 (x86_64)	kernel-uek-container-5.4.17-2036.103.3.1.el8.src.rpm	54ef32e202cc9fde3d1b33ba706dbd49c00515886bcc8bfce13693afa4c67826	-	ol8_x86_64_UEKR6
	kernel-uek-container-5.4.17-2036.103.3.1.el8.x86_64.rpm	e7079b589b3e466d0a33c411d4070a4c07a061471568f44a86ad29e8ed071647	-	ol8_x86_64_UEKR6
	kernel-uek-container-debug-5.4.17-2036.103.3.1.el8.x86_64.rpm	dc2f7264512f2ec3f902911d3828db324db204cf5b4dbe199d98461d7a937818	-	ol8_x86_64_UEKR6

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