ELBA-2020-5437-1 - kernel bug fix update

Release Date:2020-12-18


- [xen/balloon] Support xend-based toolstack (Orabug: 28663970)
- [x86/apic/x2apic] avoid allocate multiple irq vectors for a single interrupt on multiple cpu, otherwise irq vectors would be used up when there are only 2 cpu online per node. [Orabug: 28691156]
- [bonding] avoid repeated display of same link status change. [Orabug: 28109857]
- [ipc] ipc/sem.c: bugfix for semctl(,,GETZCNT) (Manfred Spraul) [Orabug: 22552377
- kexec: Increase KEXEC_AUTO_RESERVED_SIZE to 256M [Orabug: 31517048]

- Oracle Linux certificates (Ilya Okomin)
- Oracle Linux RHCK Module Signing Key was compiled into kernel (olkmod_signing_key.x509)(alexey.petrenko@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) [1880184]

- [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) [1886792]

- [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) [1704650]
- [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) [1878950]
- [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) [1873189]
- [net] flow_dissector: switch to siphash (Davide Caratti) [1835614] {CVE-2019-18282}
- [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) [1873033]
- [crypto] crypto: authenc - fix parsing key with misaligned rta_len (Herbert Xu) [1846355] {CVE-2020-10769}

Updated Packages

Release/ArchitectureFilenameMD5sumSuperseded By Advisory
Oracle Linux 7 (x86_64) kernel-3.10.0-1160.

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