[El-errata] ELSA-2020-5437 Important: Oracle Linux 7 kernel security and bug fix update

Errata Announcements for Oracle Linux el-errata at oss.oracle.com
Wed Dec 16 14:27:01 PST 2020

Oracle Linux Security Advisory ELSA-2020-5437


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



Description of changes:

- Oracle Linux certificates (Ilya Okomin)
- Oracle Linux RHCK Module Signing Key was compiled into kernel 
(olkmod_signing_key.x509)(alexey.petrenko at oracle.com)
- Update x509.genkey [Orabug: 24817676]
- Conflict with shim-ia32 and shim-x64 <= 15-2.0.3.el7

- [netdrv] hdlc_ppp: add range checks in ppp_cp_parse_cr() (Guillaume 
Nault) [1882078] {CVE-2020-25643}
- [fs] ext4: fix potential negative array index in do_split() (Pavel 
Reichl) [1846164] {CVE-2020-14314}
- [fs] nfsd: apply umask on fs without ACL support ("J. Bruce Fields") 
[1870215] {CVE-2020-24394}
- [kernel] watchdog/core: Remove the park_in_progress obfuscation 
(Waiman Long) [1860661]
- [mm] swap_slots: recheck cache->slots_ret under spin_lock_irq() 
protection (Rafael Aquini) [1862915]
- [netdrv] ethernet: i40e: Set RX_ONLY mode for unicast promiscuous on 
VLAN (Stefan Assmann) [1845677]
- [infiniband] mlx5: Fix use-after-free in dereg_mr() (Alaa Hleihel) 

- [md] dm-mirror: provide the merge method (Mikulas Patocka) [1890059]
- [nvme] nvme-rdma: cancel async events before freeing event struct 
(David Milburn) [1857397]
- [s390] dasd: Use struct_size() helper (Sterling Alexander) [1886477]
- [s390] dasd: fix inability to use DASD with DIAG driver (Sterling 
Alexander) [1886477]
- [hv] hv_utils: drain the timesync packets on onchannelcallback (Vitaly 
Kuznetsov) [1884735]
- [hv] hv_utils: return error if host timesysnc update is stale (Vitaly 
Kuznetsov) [1884735]
- [x86] cpu: Re-apply forced caps every time CPU caps are re-read 
(Herbert Xu) [1886792]
- [x86] cpu: Factor out application of forced CPU caps (Herbert Xu) 

- [hv] hv: vmbus: Only notify Hyper-V for die events that are oops 
(Vitaly Kuznetsov) [1868130]
- [uapi] include: do not export changes made to struct ip_ct_sctp 
(Florian Westphal) [1887975]
- [net] openvswitch: free vport unless register_netdevice() succeeds 
(Timothy Redaelli) [1869190]
- [net] openvswitch: do not free vport if register_netdevice() is failed 
(Timothy Redaelli) [1869190]
- [kernel] signals: avoid random wakeups in sigsuspend() (Oleg Nesterov) 
- [fs] nfs: Fix getxattr kernel panic and memory overflow (Benjamin 
Coddington) [1880893] {CVE-2020-25212}

- [kernel] sched/fair: Fix RCU stall upon -ENOMEM in 
sched_create_group() (Kenneth Yin) [1878000]
- [security] selinux: do not report error on connect(AF_UNSPEC) (Paolo 
Abeni) [1886305]
- [kernel] timer: Fix lockup in __run_timers() caused by large 
jiffies/timer_jiffies delta (Waiman Long) [1849716]
- [mm] revert "mm/page_alloc: fix memmap_init_zone pageblock alignment" 
(Artem Savkov) [1878732]
- [mm] page_alloc: Make paranoid check in move_freepages a VM_BUG_ON 
(Artem Savkov) [1878732]
- [nvme] rdma: Avoid double freeing of async event data (Gopal Tiwari) 
- [pci] hv: Fix a timing issue which causes kdump to fail occasionally 
(Mohammed Gamal) [1846667]

- [fs] xfs: fix off-by-one in inode alloc block reservation calculation 
(Brian Foster) [1857203]
- [fs] xfs: fix inode allocation block res calculation precedence (Brian 
Foster) [1857203]
- [powerpc] powernv/dump: Handle multiple writes to ack attribute 
(Gustavo Duarte) [1873189]
- [powerpc] powernv/dump: Fix race while processing OPAL dump (Gustavo 
Duarte) [1873189]
- [powerpc] powernv: opal-dump: Use IRQ_HANDLED instead of numbers in 
interrupt handler (Gustavo Duarte) [1873189]
- [powerpc] opal_elog: Handle multiple writes to ack attribute (Gustavo 
Duarte) [1873189]
- [powerpc] powernv/elog: Fix race while processing OPAL error log event 
(Gustavo Duarte) [1873189]
- [powerpc] powernv Adapt opal-elog and opal-dump to new 
sysfs_remove_file_self (Gustavo Duarte) [1873189]
- [powerpc] powernv: Fix opal-elog interrupt handler (Gustavo Duarte) 
- [net] flow_dissector: switch to siphash (Davide Caratti) [1835614] 
- [fs] xfs: fix boundary test in xfs_attr_shortform_verify (Eric 
Sandeen) [1875317] {CVE-2020-14385}
- [fs] cifs: make 'nodfs' mount opt a superblock flag (Leif Sahlberg) 
- [crypto] crypto: authenc - fix parsing key with misaligned rta_len 
(Herbert Xu) [1846355] {CVE-2020-10769}

More information about the El-errata mailing list