A flaw was found in the Routing decision classifier in the Linux kernel's Traffic Control networking subsystem in the way it handled changing of classification filters, leading to a use-after-free condition. This flaw allows unprivileged local users to escalate their privileges on the system. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
See more information about CVE-2021-3715 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.
|Base Score:||7.8||Base Metrics:||AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H|
|Access Vector:||Local network||Attack Complexity:||Low|
|Privileges Required:||Low||User Interaction:||None|
|Integrity Impact:||High||Availability Impact:||High|
|Oracle Linux version 6 (kernel-uek)||ELSA-2021-9459||2021-09-22|
|Oracle Linux version 7 (kernel)||ELSA-2021-3438||2021-09-07|
|Oracle Linux version 7 (kernel-uek)||ELSA-2021-9459||2021-09-22|
|Oracle VM version 3 (kernel-uek)||OVMSA-2021-0031||2021-09-22|
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