ELSA-2021-9442

ELSA-2021-9442 - Unbreakable Enterprise kernel security update

Type:	SECURITY
Severity:	IMPORTANT
Release Date:	2021-09-08

Description

[4.1.12-124.54.6]
- xen-netback: do not kfree_skb() when irq is disabled (Dongli Zhang) [Orabug: 33282046]

[4.1.12-124.54.5]
- l2tp: fix race between l2tp_session_delete() and l2tp_tunnel_closeall() (Guillaume Nault) [Orabug: 33113975] {CVE-2020-0429}
- l2tp: ensure sessions are freed after their PPPOL2TP socket (Guillaume Nault) [Orabug: 33113975] {CVE-2020-0429}
- l2tp: Refactor the codes with existing macros instead of literal number (Gao Feng) [Orabug: 33113975] {CVE-2020-0429}
- l2tp: fix duplicate session creation (Guillaume Nault) [Orabug: 33113975] {CVE-2020-0429}
- l2tp: ensure session can't get removed during pppol2tp_session_ioctl() (Guillaume Nault) [Orabug: 33113975] {CVE-2020-0429}
- l2tp: fix race in l2tp_recv_common() (Guillaume Nault) [Orabug: 33113975] {CVE-2020-0429}
- net: l2tp: Make l2tp_ip6 namespace aware (Shmulik Ladkani) [Orabug: 33113975] {CVE-2020-0429}
- l2tp: Correctly return -EBADF from pppol2tp_getname. (phil.turnbull@oracle.com) [Orabug: 33113975] {CVE-2020-0429}

[4.1.12-124.54.4]
- USB: mon: Use scnprintf() for avoiding potential buffer overflow (Takashi Iwai) [Orabug: 33113260] {CVE-2019-9456}
- usb: usbmon: Read text within supplied buffer size (Pete Zaitcev) [Orabug: 33113260] {CVE-2019-9456}

[4.1.12-124.54.3]
- uek-rpm: mark /etc/ld.so.conf.d/ files as %config (Stephen Brennan) [Orabug: 32060376]
- config: remove CONFIG_VGACON_SOFT_SCROLLBACK from kernel configs (Brian Maly) [Orabug: 33047770] {CVE-2020-28097} {CVE-2020-28097}
- vgacon: remove software scrollback support (Linus Torvalds) [Orabug: 33047770] {CVE-2020-28097}
- can: bcm: delay release of struct bcm_op after synchronize_rcu() (Thadeu Lima de Souza Cascardo) [Orabug: 33114649] {CVE-2021-3609}
- iommu/vt-d: Use plain writeq() for dmar_writeq() where available (David Woodhouse) [Orabug: 33199774]

[4.1.12-124.54.2]
- qla2xxx: update version to 9.00.00.00.42.0-k1-v6 (Quinn Tran) [Orabug: 33196002]
- qla2xxx: add heartbeat check (Quinn Tran) [Orabug: 33196002]

[4.1.12-124.54.1]
- can: bcm: fix infoleak in struct bcm_msg_head (Norbert Slusarek) [Orabug: 33030701] {CVE-2021-34693}
- CIFS: 511c54a2f691 adds a check for session expiry (Aruna Ramakrishna) [Orabug: 33063858]
- CIFS: Reconnect expired SMB sessions (Pavel Shilovsky) [Orabug: 33063858]
- media: v4l: event: Add subscription to list before calling 'add' operation (Sakari Ailus) [Orabug: 33113344] {CVE-2019-9458}
- media: v4l: event: Prevent freeing event subscriptions while accessed (Sakari Ailus) [Orabug: 33113344] {CVE-2019-9458}
- chardev: Avoid potential use-after-free in 'chrdev_open()' (Will Deacon) [Orabug: 33113412] {CVE-2020-0305}
- kobject: Export kobject_get_unless_zero() (Jan Kara) [Orabug: 33113412] {CVE-2020-0305}
- cfg80211: add missing policy for NL80211_ATTR_STATUS_CODE (Sergey Matyukevich) [Orabug: 33114443] {CVE-2020-27068}

Related CVEs

CVE-2019-9458

CVE-2020-0305

CVE-2019-9456

CVE-2020-27068

CVE-2020-0429

CVE-2020-28097

CVE-2021-34693

CVE-2021-3609

Updated Packages

Release/Architecture	Filename	MD5sum	Superseded By Advisory
Oracle Linux 6 (x86_64)	kernel-uek-4.1.12-124.54.6.el6uek.src.rpm	b2495e55199735c0d32aa48cb130bc77	-
	kernel-uek-4.1.12-124.54.6.el6uek.x86_64.rpm	4387c981c00310afe872158b2afd58f5	-
	kernel-uek-debug-4.1.12-124.54.6.el6uek.x86_64.rpm	4b0c8b256651539cece1afff733b7594	-
	kernel-uek-debug-devel-4.1.12-124.54.6.el6uek.x86_64.rpm	16fc8d34cd8903ddd633236507773569	-
	kernel-uek-devel-4.1.12-124.54.6.el6uek.x86_64.rpm	093b7be771ed20acc84026782a3dcb00	-
	kernel-uek-doc-4.1.12-124.54.6.el6uek.noarch.rpm	45fba3c1caab273378fcb2035e342217	-
	kernel-uek-firmware-4.1.12-124.54.6.el6uek.noarch.rpm	3cf213964e0c199f69c47895f3d790c6	-
Oracle Linux 7 (x86_64)	kernel-uek-4.1.12-124.54.6.el7uek.src.rpm	1c8d8ce75cb3c07771322c35c836f0a0	-
	kernel-uek-4.1.12-124.54.6.el7uek.x86_64.rpm	12ca3c6823078b7b0bb5943afc0b120f	-
	kernel-uek-debug-4.1.12-124.54.6.el7uek.x86_64.rpm	1d87ef7298d322fbb1ca3c3938d6c148	-
	kernel-uek-debug-devel-4.1.12-124.54.6.el7uek.x86_64.rpm	4422eb22a63846c45e872da4011fd114	-
	kernel-uek-devel-4.1.12-124.54.6.el7uek.x86_64.rpm	129149912e4b91fc5c793bb9a61e7350	-
	kernel-uek-doc-4.1.12-124.54.6.el7uek.noarch.rpm	79edb865fe24ae2aa65c4e362f67ad47	-
	kernel-uek-firmware-4.1.12-124.54.6.el7uek.noarch.rpm	a4a81dbb73d1cd8fc88c23300bb5cdeb	-

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