An unbreakable Enterprise kernel security update has been released for Oracle Linux 7.

El-errata: ELSA-2021-9459 Important: Oracle Linux 7 Unbreakable Enterprise kernel security update

Oracle Linux Security Advisory ELSA-2021-9459

  http://linux.oracle.com/errata/ELSA-2021-9459.html

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

x86_64:
kernel-uek-doc-4.1.12-124.54.6.1.el7uek.noarch.rpm
kernel-uek-firmware-4.1.12-124.54.6.1.el7uek.noarch.rpm
kernel-uek-4.1.12-124.54.6.1.el7uek.x86_64.rpm
kernel-uek-devel-4.1.12-124.54.6.1.el7uek.x86_64.rpm
kernel-uek-debug-4.1.12-124.54.6.1.el7uek.x86_64.rpm
kernel-uek-debug-devel-4.1.12-124.54.6.1.el7uek.x86_64.rpm

SRPMS:
  http://oss.oracle.com/ol7/SRPMS-updates/kernel-uek-4.1.12-124.54.6.1.el7uek.src.rpm

Related CVEs:

CVE-2019-3900
CVE-2020-24586
CVE-2020-26139
CVE-2020-12114
CVE-2019-19448
CVE-2019-17133
CVE-2020-24587
CVE-2020-24588
CVE-2020-26139
CVE-2020-24587
CVE-2021-3655
CVE-2021-38160
CVE-2020-26140
CVE-2020-26141
CVE-2020-26142
CVE-2020-26143
CVE-2020-26144
CVE-2020-26145
CVE-2020-26146
CVE-2020-26147
CVE-2020-24586
CVE-2021-3715
CVE-2021-0512
CVE-2021-40490



Description of changes:

[4.1.12-124.54.6.1.el7uek]
- fs/namespace.c: fix mountpoint reference counter race (Piotr Krysiuk) [Orabug: 33369433] {CVE-2020-12114} {CVE-2020-12114}
- btrfs: only search for left_info if there is no right_info in try_merge_free_space (Josef Bacik) [Orabug: 33369414] {CVE-2019-19448} {CVE-2019-19448}
- cfg80211: wext: avoid copying malformed SSIDs (Will Deacon) [Orabug: 33369390] {CVE-2019-17133}
- vhost_net: fix possible infinite loop (Jason Wang) [Orabug: 33369374] {CVE-2019-3900} {CVE-2019-3900}
- vhost: introduce vhost_exceeds_weight() (Jason Wang) [Orabug: 33369374] {CVE-2019-3900}
- vhost_net: introduce vhost_exceeds_weight() (Jason Wang) [Orabug: 33369374] {CVE-2019-3900}
- vhost_net: use packet weight for rx handler, too (Paolo Abeni) [Orabug: 33369374] {CVE-2019-3900}
- vhost-net: set packet weight of tx polling to 2 * vq size (haibinzhang(张海斌)) [Orabug: 33369374] {CVE-2019-3900}
- mac80211: extend protection against mixed key and fragment cache attacks (Wen Gong) [Orabug: 33369361] {CVE-2020-24586} {CVE-2020-26139} {CVE-2020-24587} {CVE-2020-24588} {CVE-2020-26139} {CVE-2020-26140} {CVE-2020-26141} {CVE-2020-26142} {CVE-2020-26143} {CVE-2020-26144} {CVE-2020-26145} {CVE-2020-26146} {CVE-2020-26147} {CVE-2020-24586} {CVE-2020-24587}
- mac80211: do not accept/forward invalid EAPOL frames (Johannes Berg) [Orabug: 33369361] {CVE-2020-24586} {CVE-2020-26139} {CVE-2020-24587} {CVE-2020-24588} {CVE-2020-26139} {CVE-2020-26140} {CVE-2020-26141} {CVE-2020-26142} {CVE-2020-26143} {CVE-2020-26144} {CVE-2020-26145} {CVE-2020-26146} {CVE-2020-26147}
- mac80211: prevent attacks on TKIP/WEP as well (Johannes Berg) [Orabug: 33369361] {CVE-2020-24586} {CVE-2020-26139} {CVE-2020-24587} {CVE-2020-24588} {CVE-2020-26139} {CVE-2020-26140} {CVE-2020-26141} {CVE-2020-26142} {CVE-2020-26143} {CVE-2020-26144} {CVE-2020-26145} {CVE-2020-26146} {CVE-2020-26147}
- mac80211: check defrag PN against current frame (Johannes Berg) [Orabug: 33369361] {CVE-2020-24586} {CVE-2020-26139} {CVE-2020-24587} {CVE-2020-24588} {CVE-2020-26139} {CVE-2020-26140} {CVE-2020-26141} {CVE-2020-26142} {CVE-2020-26143} {CVE-2020-26144} {CVE-2020-26145} {CVE-2020-26146} {CVE-2020-26147}
- mac80211: add fragment cache to sta_info (Johannes Berg) [Orabug: 33369361] {CVE-2020-24586} {CVE-2020-26139} {CVE-2020-24587} {CVE-2020-24588} {CVE-2020-26139} {CVE-2020-26140} {CVE-2020-26141} {CVE-2020-26142} {CVE-2020-26143} {CVE-2020-26144} {CVE-2020-26145} {CVE-2020-26146} {CVE-2020-26147}
- mac80211: drop A-MSDUs on old ciphers (Johannes Berg) [Orabug: 33369361] {CVE-2020-24586} {CVE-2020-26139} {CVE-2020-24587} {CVE-2020-24588} {CVE-2020-26139} {CVE-2020-26140} {CVE-2020-26141} {CVE-2020-26142} {CVE-2020-26143} {CVE-2020-26144} {CVE-2020-26145} {CVE-2020-26146} {CVE-2020-26147} {CVE-2020-24588}
- cfg80211: mitigate A-MSDU aggregation attacks (Mathy Vanhoef) [Orabug: 33369361] {CVE-2020-24586} {CVE-2020-26139} {CVE-2020-24587} {CVE-2020-24588} {CVE-2020-26139} {CVE-2020-26140} {CVE-2020-26141} {CVE-2020-26142} {CVE-2020-26143} {CVE-2020-26144} {CVE-2020-26145} {CVE-2020-26146} {CVE-2020-26147} {CVE-2020-24588}
- mac80211: properly handle A-MSDUs that start with an RFC 1042 header (Mathy Vanhoef) [Orabug: 33369361] {CVE-2020-24586} {CVE-2020-26139} {CVE-2020-24587} {CVE-2020-24588} {CVE-2020-26139} {CVE-2020-26140} {CVE-2020-26141} {CVE-2020-26142} {CVE-2020-26143} {CVE-2020-26144} {CVE-2020-26145} {CVE-2020-26146} {CVE-2020-26147}
- mac80211: prevent mixed key and fragment cache attacks (Mathy Vanhoef) [Orabug: 33369361] {CVE-2020-24586} {CVE-2020-26139} {CVE-2020-24587} {CVE-2020-24588} {CVE-2020-26139} {CVE-2020-26140} {CVE-2020-26141} {CVE-2020-26142} {CVE-2020-26143} {CVE-2020-26144} {CVE-2020-26145} {CVE-2020-26146} {CVE-2020-26147} {CVE-2020-24587} {CVE-2020-24586}
- mac80211: assure all fragments are encrypted (Mathy Vanhoef) [Orabug: 33369361] {CVE-2020-24586} {CVE-2020-26139} {CVE-2020-24587} {CVE-2020-24588} {CVE-2020-26139} {CVE-2020-26140} {CVE-2020-26141} {CVE-2020-26142} {CVE-2020-26143} {CVE-2020-26144} {CVE-2020-26145} {CVE-2020-26146} {CVE-2020-26147} {CVE-2020-26147}
- sctp: validate from_addr_param return (Marcelo Ricardo Leitner) [Orabug: 33369303] {CVE-2021-3655}
- virtio_console: Assure used length from device is limited (Xie Yongji) [Orabug: 33369276] {CVE-2021-38160}
- net_sched: cls_route: remove the right filter from hashtable (Cong Wang) [Orabug: 33369231] {CVE-2021-3715}
- HID: make arrays usage and value to be the same (Will McVicker) [Orabug: 33369121] {CVE-2021-0512}
- ext4: fix race writing to an inline_data file while its xattrs are changing (Theodore Ts'o) [Orabug: 33369043] {CVE-2021-40490}