CVE-2021-27365

CVE Details

Release Date:2021-03-07

Description


An issue was discovered in the Linux kernel through 5.11.3. Certain iSCSI data structures do not have appropriate length constraints or checks, and can exceed the PAGE_SIZE value. An unprivileged user can send a Netlink message that is associated with iSCSI, and has a length up to the maximum length of a Netlink message.

See more information about CVE-2021-27365 from MITRE CVE dictionary and NIST NVD


CVSS v3.0 metrics


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
Scope: Unchanged Confidentiality Impact: High
Integrity Impact: High Availability Impact: High

Errata information


PlatformErrataRelease Date
Oracle Linux version 6 (kernel)ELSA-2021-92122021-05-04
Oracle Linux version 6 (kernel-uek)ELSA-2021-91132021-03-17
Oracle Linux version 6 (kernel-uek)ELSA-2021-91642021-04-08
Oracle Linux version 7 (kernel)ELSA-2021-10712021-04-07
Oracle Linux version 7 (kernel-uek)ELSA-2021-91122021-03-17
Oracle Linux version 7 (kernel-uek)ELSA-2021-91132021-03-17
Oracle Linux version 7 (kernel-uek)ELSA-2021-91142021-03-17
Oracle Linux version 7 (kernel-uek)ELSA-2021-91402021-03-31
Oracle Linux version 7 (kernel-uek)ELSA-2021-91642021-04-08
Oracle Linux version 7 (kernel-uek)ELSA-2021-91722021-04-12
Oracle Linux version 7 (kernel-uek-container)ELSA-2021-91152021-03-17
Oracle Linux version 7 (kernel-uek-container)ELSA-2021-91162021-03-18
Oracle Linux version 7 (kernel-uek-container)ELSA-2021-91412021-03-31
Oracle Linux version 7 (kernel-uek-container)ELSA-2021-91752021-04-13
Oracle Linux version 8 (kernel)ELSA-2021-10932021-04-07
Oracle Linux version 8 (kernel-uek)ELSA-2021-91142021-03-17
Oracle Linux version 8 (kernel-uek)ELSA-2021-91402021-03-31
Oracle Linux version 8 (kernel-uek-container)ELSA-2021-91152021-03-17
Oracle Linux version 8 (kernel-uek-container)ELSA-2021-91412021-03-31
Oracle VM version 3 (kernel-uek)OVMSA-2021-00102021-04-27
Oracle VM version 3.4 (kernel-uek)OVMSA-2021-00082021-03-18



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

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