CVE-2020-28974 (Medium) detected in linuxlinux-4.19.238 - autoclosed

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

CVE-2020-28974 - 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 (1)

/drivers/tty/vt/vt.c

Vulnerability Details

A slab-out-of-bounds read in fbcon in the Linux kernel before 5.9.7 could be used by local attackers to read privileged information or potentially crash the kernel, aka CID-3c4e0dff2095. This occurs because KD_FONT_OP_COPY in drivers/tty/vt/vt.c can be used for manipulations such as font height.

Publish Date: 2020-11-20

URL: CVE-2020-28974

CVSS 3 Score Details (5.0)

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.7

Release Date: 2020-11-20

Fix Resolution: v5.9.7

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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.