CVE-2020-15436 (Medium) detected in linuxlinux-4.19.238 - autoclosed

[mend-bolt-for-github[bot]]

CVE-2020-15436 - Medium Severity Vulnerability

Vulnerable Library - linuxlinux-4.19.238

The Linux Kernel

Library home page: https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/?wsslib=linux

Found in HEAD commit: 63fcdaa32317d63a37988731632cf4e8d4c6072a

Found in base branch: master

Vulnerable Source Files (2)

/fs/block_dev.c /fs/block_dev.c

Vulnerability Details

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. Mend Note: After conducting further research, Mend has determined that versions v2.6.12-rc2 through v4.4.228, v4.5-rc1 through v4.9.228, v4.10-rc1 through v4.14.185, v4.15-rc1 through v4.19.129, v5.0-rc1 through v5.4.48, v5.5-rc1 through v5.7.5 and v5.8-rc1 of Linux Kernel are vulnerable to CVE-2020-15436.

Publish Date: 2020-11-23

URL: CVE-2020-15436

CVSS 3 Score Details (6.7)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: Low - Privileges Required: High - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.linuxkernelcves.com/cves/CVE-2020-15436

Release Date: 2020-11-23

Fix Resolution: v4.4.229, v4.9.229, v4.14.186, v4.19.130, v5.4.49, v5.7.6, v5.8-rc2

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[mend-bolt-for-github[bot]]

:information_source: This issue was automatically re-opened by Mend because the vulnerable library in the specific branch(es) has been detected in the Mend inventory.

[mend-bolt-for-github[bot]]

:heavy_check_mark: This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.