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Issue 808387 link

Starred by 1 user
Status: WontFix
Owner:
groeck@chromium.org
Closed: Feb 2018
Cc:
rkolchmeyer@google.com
wonderfly@google.com
zsm@chromium.org
chromeos-kernel-security-bug-access@google.com
Components:
EstimatedDays: ----
NextAction: ----
OS: Chrome
Pri: 3
Type: Bug-Security



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CVE-2017-15127 CrOS: Vulnerability reported in Linux kernel

Project Member Reported by vomit.go...@appspot.gserviceaccount.com, Feb 2 2018 
VOMIT (go/vomit) has received an external vulnerability report for the Linux kernel. 

Advisory: CVE-2017-15127
  Details: http://vomit.googleplex.com/advisory?id=CVE/CVE-2017-15127
  CVSS severity score: 4.9/10.0
  Description:

A flaw was found in the hugetlb_mcopy_atomic_pte function in mm/hugetlb.c in the Linux kernel before 4.13. A superfluous implicit page unlock for VM_SHARED hugetlbfs mapping could trigger a local denial of service (BUG).



This bug was filed by http://go/vomit
Please contact us at vomit-team@google.com if you need any assistance.

Comment 1 by groeck@chromium.org, Feb 2 2018

Cc: wonderfly@google.com zsm@chromium.org
Labels: Security_Severity-Medium Security_Impact-None Pri-3
Owner: groeck@chromium.org
Status: WontFix (was: Untriaged)
As the report suggests, v4.14 and thus chromeos-4.14 are not affected. The affected function does not exist in v4.4, thus chromeos-4.4 and older are not affected either.

Comment 2 by wonderfly@google.com, Feb 2 2018

Cc: rkolchmeyer@google.com
►

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