[El-errata] ELSA-2018-4108 Important: Oracle Linux 7 Unbreakable Enterprise kernel security update

Errata Announcements for Oracle Linux el-errata at oss.oracle.com
Tue May 15 13:54:27 PDT 2018

Oracle Linux Security Advisory ELSA-2018-4108


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



Description of changes:

- netfilter: nfnetlink_cthelper: Add missing permission checks (Kevin 
Cernekee)  [Orabug: 27260771]  {CVE-2017-17448}
- netlink: Add netns check on taps (Kevin Cernekee)  [Orabug: 27260799] 
- KVM: Fix stack-out-of-bounds read in write_mmio (Wanpeng Li)  [Orabug: 
27290606]  {CVE-2017-17741} {CVE-2017-17741}
- xprtrdma: Detect unreachable NFS/RDMA servers more reliably (Chuck 
Lever)  [Orabug: 27587008]
- sunrpc: Export xprt_force_disconnect() (Chuck Lever)  [Orabug: 27587008]
- sunrpc: Allow xprt->ops->timer method to sleep (Chuck Lever)  [Orabug: 
- KVM: nVMX: fix guest CR4 loading when emulating L2 to L1 exit 
(Haozhong Zhang)  [Orabug: 27720128]
- x86/microcode: probe CPU features on microcode update (Ankur Arora) 
[Orabug: 27878230]
- x86/microcode: microcode_write() should not reference boot_cpu_data 
(Ankur Arora)  [Orabug: 27878230]
- x86/cpufeatures: use cpu_data in init_scattered_cpuid_flags() (Ankur 
Arora)  [Orabug: 27878230]
- mm/pagewalk.c: report holes in hugetlb ranges (Jann Horn)  [Orabug: 
27913118]  {CVE-2017-16994}
- KEYS: don't let add_key() update an uninstantiated key (David Howells) 
  [Orabug: 27913330]  {CVE-2017-15299}
- drm/vmwgfx: NULL pointer dereference in vmw_surface_define_ioctl() 
(Murray McAllister)  [Orabug: 27913367]  {CVE-2017-7294}
- vmscan: Support multiple kswapd threads per node (Buddy Lumpkin) 
[Orabug: 27913411]
- tcp: don't use F-RTO on non-recurring timeouts (Yuchung Cheng) 
[Orabug: 27901860]
- net/rds: ib: Release correct number of frags (Håkon Bugge)  [Orabug: 
- crypto: rng - Remove old low-level rng interface (Herbert Xu) 
[Orabug: 27926676]  {CVE-2017-15116}
- crypto: drbg - Convert to new rng interface (Herbert Xu)  [Orabug: 
27926676]  {CVE-2017-15116}
- crypto: ansi_cprng - Convert to new rng interface (Herbert Xu) 
[Orabug: 27926676]  {CVE-2017-15116}
- crypto: krng - Convert to new rng interface (Herbert Xu)  [Orabug: 
27926676]  {CVE-2017-15116}
- RDS: Heap OOB write in rds_message_alloc_sgs() (Mohamed Ghannam) 
[Orabug: 27934066]  {CVE-2018-5332}
- net: Fix double free and memory corruption in get_net_ns_by_id() (Eric 
W. Biederman)  [Orabug: 27934789]  {CVE-2017-15129}

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