Oracle Linux Security Advisory ELSA-2021-9442

https://linux.oracle.com/errata/ELSA-2021-9442.html

The following updated rpms for Oracle Linux 7 have been uploaded to the Unbreakable Linux Network:

x86_64:
kernel-uek-doc-4.1.12-124.54.6.el7uek.noarch.rpm
kernel-uek-firmware-4.1.12-124.54.6.el7uek.noarch.rpm
kernel-uek-4.1.12-124.54.6.el7uek.x86_64.rpm
kernel-uek-devel-4.1.12-124.54.6.el7uek.x86_64.rpm
kernel-uek-debug-4.1.12-124.54.6.el7uek.x86_64.rpm
kernel-uek-debug-devel-4.1.12-124.54.6.el7uek.x86_64.rpm


SRPMS:
https://oss.oracle.com/ol7/SRPMS-updates/kernel-uek-4.1.12-124.54.6.el7uek.src.rpm

Related CVEs:

CVE-2019-9456
CVE-2019-9458
CVE-2020-0305
CVE-2020-0429
CVE-2020-27068
CVE-2020-28097
CVE-2021-34693
CVE-2021-3609




Description of changes:

[4.1.12-124.54.6.el7uek]
- xen-netback: do not kfree_skb() when irq is disabled (Dongli Zhang)  [Orabug: 33282046]

[4.1.12-124.54.5.el7uek]
- 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. ([email protected])  [Orabug: 33113975]  {CVE-2020-0429}

[4.1.12-124.54.4.el7uek]
- 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.el7uek]
- 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.el7uek]
- 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.el7uek]
- 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}


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