[El-errata] ELSA-2018-4088 Important: Oracle Linux 5 Extended Lifecycle Support (ELS) Unbreakable Enterprise kernel security update

Errata Announcements for Oracle Linux el-errata at oss.oracle.com
Tue May 1 13:04:20 PDT 2018

Oracle Linux Security Advisory ELSA-2018-4088


The following updated rpms for Oracle Linux 5 Extended Lifecycle Support 
(ELS) have been uploaded to the Unbreakable Linux Network:



Description of changes:

- perf/hwbp: Simplify the perf-hwbp code, fix documentation (Linus 
Torvalds)  [Orabug: 27947612]  {CVE-2018-100199}

- xen-netfront: fix rx stall when req_prod_pvt goes back to more than 
zero again (Dongli Zhang)  [Orabug: 25053376]
- x86/IBRS: Remove support for IBRS_ENABLED_USER mode (Boris Ostrovsky) 
[Orabug: 27430615]
- x86/microcode/intel: Disable late loading on model 79 (Borislav 
Petkov)  [Orabug: 27343579]

- ALSA: usb-audio: Kill stray URB at exiting (Takashi Iwai)  [Orabug: 
27148283]  {CVE-2017-16527}
- uwb: properly check kthread_run return value (Andrey Konovalov) 
[Orabug: 27206900]  {CVE-2017-16526}
- HID: usbhid: fix out-of-bounds bug (Jaejoong Kim)  [Orabug: 27207935] 
- cx231xx-cards: fix NULL-deref on missing association descriptor (Johan 
Hovold)  [Orabug: 27208080]  {CVE-2017-16536}
- net: cdc_ether: fix divide by 0 on bad descriptors (Bjørn Mork) 
[Orabug: 27215206]  {CVE-2017-16649}
- Bluetooth: bnep: bnep_add_connection() should verify that it's dealing 
with l2cap socket (Al Viro)  [Orabug: 27344787]  {CVE-2017-15868}
- Bluetooth: hidp: verify l2cap sockets (David Herrmann)  [Orabug: 
27344787]  {CVE-2017-15868}
- ALSA: pcm: prevent UAF in snd_pcm_info (Robb Glasser)  [Orabug: 
27344840]  {CVE-2017-0861} {CVE-2017-0861}
- Addendum: x86/cpufeature: Blacklist SPEC_CTRL/PRED_CMD on early 
Spectre v2 microcodes (David Woodhouse)  [Orabug: 27516441]
- x86/cpufeature: Add X86_FEATURE_IA32_ARCH_CAPS and 
X86_FEATURE_IBRS_ATT (David Woodhouse)  [Orabug: 27649498]  {CVE-2017-5715}
- x86/cpufeatures: Clean up Spectre v2 related CPUID flags (David 
Woodhouse)  [Orabug: 27649510]  {CVE-2017-5715}
- x86/spectre: Now that we expose 'stbibp' make sure it is correct. 
(Konrad Rzeszutek Wilk)  [Orabug: 27649631]  {CVE-2017-5715}
- x86/speculation: Add basic IBPB (Indirect Branch Prediction Barrier) 
support (KarimAllah Ahmed)  [Orabug: 27649640]  {CVE-2017-5715}
- x86: Add STIBP feature enumeration (David Woodhouse)  [Orabug: 
27649693]  {CVE-2017-5715}
- x86/cpu/AMD: Add speculative control support for AMD (Tom Lendacky) 
[Orabug: 27649706]  {CVE-2017-5715}
- x86/spectre_v2: Don't spam the console with these: (Konrad Rzeszutek 
Wilk)  [Orabug: 27649723]  {CVE-2017-5715}
- x86/spectre_v2: Remove 0xc2 from spectre_bad_microcodes (Darren Kenny) 
  [Orabug: 27600848]
- Revert "x86/spec_ctrl: Add 'nolfence' knob to disable fallback for 
spectre_v2 mitigation" (Konrad Rzeszutek Wilk)  [Orabug: 27601773]
- x86/syscall: run syscall exit code with extra registers cleared 
(Alexandre Chartre)  [Orabug: 27501176]
- x86/syscall: run syscall-specific code with extra registers cleared 
(Alexandre Chartre)  [Orabug: 27501176]
- x86/syscall: run syscall entry code with extra registers cleared 
(Alexandre Chartre)  [Orabug: 27501176]
- x86/spectre: Drop the warning about ibrs being obsolete (Konrad 
Rzeszutek Wilk)  [Orabug: 27518974]
- x86: Include linux/device.h in bugs_64.c (Boris Ostrovsky)  [Orabug: 
- x86: fix mitigation details of UEK2 spectre v1 (Konrad Rzeszutek Wilk) 
  [Orabug: 27509909]
- x86/cpufeature: Blacklist SPEC_CTRL/PRED_CMD on early Spectre v2 
microcodes (David Woodhouse)  [Orabug: 27516441]  {CVE-2017-5715}
- x86, intel: Output microcode revision in /proc/cpuinfo (Andi Kleen) 
[Orabug: 27516441]
- x86: intel-family.h: Add GEMINI_LAKE SOC (Len Brown)  [Orabug: 27516441]
- x86/cpu/intel: Introduce macros for Intel family numbers (Dave Hansen) 
  [Orabug: 27516441]
- x86/mitigation/spectre_v2: Add reporting of 'lfence' (Konrad Rzeszutek 
Wilk)  [Orabug: 27525958]
- x86/spec: Add 'lfence_enabled' in sysfs (Konrad Rzeszutek Wilk) 
[Orabug: 27525954]
- x86/spec_ctrl: Add 'nolfence' knob to disable fallback for spectre_v2 
mitigation (Konrad Rzeszutek Wilk)  [Orabug: 27525923]
- x86/spec: Also print IBRS if IBPB is disabled (Konrad Rzeszutek Wilk) 
[Orabug: 27519083]
- x86: Use Indirect Branch Prediction Barrier in context switch (Tim 
Chen)  [Orabug: 27516378]

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