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CVE-2020-15437 (Medium) detected in linuxlinux-4.19.313 #479

Open mend-bolt-for-github[bot] opened 3 months ago

mend-bolt-for-github[bot] commented 3 months ago

CVE-2020-15437 - Medium Severity Vulnerability

Vulnerable Library - linuxlinux-4.19.313

The Linux Kernel

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

Found in base branch: master

Vulnerable Source Files (2)

/drivers/tty/serial/8250/8250_core.c /drivers/tty/serial/8250/8250_core.c

Vulnerability Details

The Linux kernel before version 5.8 is vulnerable to a NULL pointer dereference in drivers/tty/serial/8250/8250_core.c:serial8250_isa_init_ports() that allows local users to cause a denial of service by using the p->serial_in pointer which uninitialized. Mend Note: After conducting further research, Mend has determined that versions v3.9-rc5 through v4.4.231, v4.5-rc1 through v4.9.231, v4.10-rc1 through v4.14.189, v4.15-rc1 through v4.19.134, v5.0-rc1 through v5.4.53, v5.5-rc1 through v5.7.10 and v5.8-rc1 through v5.8-rc6 of Linux Kernel are vulnerable to CVE-2020-15437.

Publish Date: 2020-11-23

URL: CVE-2020-15437

CVSS 3 Score Details (4.4)

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.linuxkernelcves.com/cves/CVE-2020-15437

Release Date: 2020-11-23

Fix Resolution: v4.4.232, v4.9.232, v4.14.190, v4.19.135, v5.4.54, v5.7.11, v5.8-rc7

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mend-bolt-for-github[bot] commented 2 months ago

: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.

mend-bolt-for-github[bot] commented 2 months ago

: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] commented 1 month ago

: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.

mend-bolt-for-github[bot] commented 1 month ago

: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.