CVE-2020-15436

CVE Details

Release Date:2020-11-23
Impact:None What is this?

Description


Use-after-free vulnerability in fs/block_dev.c in the Linux kernel before 5.8 allows local users to gain privileges or cause a denial of service by leveraging improper access to a certain error field.

See more information about CVE-2020-15436 from MITRE CVE dictionary and NIST NVD


NOTE: The following CVSS metrics and score provided are preliminary and subject to review.


CVSS v3 metrics

Base Score: 6.7
Vector String: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Version: 3.0
Attack Vector: Local
Attack Complexity: Low
Privileges Required: High
User Interaction: None
Scope: Unchanged
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Errata information


PlatformErrataRelease Date
Oracle Linux version 6 (kernel-uek)ELSA-2021-90022021-01-07
Oracle Linux version 7 (kernel)ELSA-2021-03362021-02-03
Oracle Linux version 7 (kernel-uek)ELSA-2021-90022021-01-07
Oracle VM version 3.4 (kernel-uek)OVMSA-2021-00012021-01-07


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