[xenial][PATCH 0/3] Patch for CVE-2019-18660

[Stefan Bader]

On 02.12.19 07:45, Khaled Elmously wrote:
> I'm unable to apply patch #3
> 
> 
> On 2019-11-28 10:04:32 , Benjamin M Romer wrote:
>> CVE-2019-18660:
>>
>> The Linux kernel through 5.3.13 on powerpc allows Information Exposure 
>> because the Spectre-RSB mitigation is not in place for all applicable 
>> CPUs, aka CID-39e72bf96f58. This is related to 
>> arch/powerpc/kernel/entry_64.S and arch/powerpc/kernel/security.c.
>>
>> Christopher M. Riedl (1):
>>   powerpc/64s: support nospectre_v2 cmdline option
>>
>> Michael Ellerman (2):
>>   powerpc/book3s64: Fix link stack flush on context switch
>>   KVM: PPC: Book3S HV: Flush link stack on guest exit to host kernel
>>
>>  arch/powerpc/include/asm/asm-prototypes.h    |  3 +
>>  arch/powerpc/include/asm/security_features.h |  3 +
>>  arch/powerpc/kernel/entry_64.S               |  6 ++
>>  arch/powerpc/kernel/security.c               | 74 ++++++++++++++++++--
>>  arch/powerpc/kvm/book3s_hv_rmhandlers.S      | 20 ++++++
>>  5 files changed, 100 insertions(+), 6 deletions(-)
>>
>> -- 
>> 2.20.1
>>
>>
>> -- 
>> kernel-team mailing list
>> kernel-team at lists.ubuntu.com
>> https://lists.ubuntu.com/mailman/listinfo/kernel-team
> 
With some other Xenial problem, I have the feeling that your Xenial working tree
is wrong somehow.



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