Multiple race conditions in the ext4 filesystem implementation in theLinux kernel before 4.5 allow local users to cause a denial of service (disk corruption) by writing to a page that is associated with a different user's file after unsynchronized hole punching and page-fault handling.
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
|Base Score:||4.7||Base Metrics:||AV:L/AC:M/Au:N/C:N/I:C/A:N|
|Access Vector:||Local network||Attack Complexity:||Medium|
|Authentication:||None required||Confidentiality Impact:||None|
|Integrity Impact:||Complete||Availability Impact:||None|
|Oracle Linux version 7 (kernel)||ELSA-2017-1842||2017-08-07|
|Oracle Linux version 7 (kernel)||ELSA-2017-1842-1||2017-08-15|
This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team