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VULNERABILITIES

CVE-2026-72238 Details

Description

In the Linux kernel, the following vulnerability has been resolved: x86/boot: Validate console=uart8250 baud rate to fix early boot hang When the baud rate is empty, 0, invalid, or overflows to 0 when stored as an int, the system will hang during early boot because of a division by zero in early_serial_init(). Fall back to DEFAULT_BAUD when the resulting baud rate is 0 to prevent an early system hang.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://git.kernel.org/stable/c/24fbed0a2a45f5f379ef2b53bd2abe58be1142ad kernel.org
https://git.kernel.org/stable/c/4dad7e870c7e5178f71b5e1e4f67934b9e8cc207 kernel.org
https://git.kernel.org/stable/c/9a77a7639dfdc3eca417cd37620ce64da79c80c4 kernel.org
https://git.kernel.org/stable/c/b4d05032e9af7137eab8f3af2855073f896ca843 kernel.org
https://git.kernel.org/stable/c/c1a276a731d02cbb728d0530f327a68728f2d8b0 kernel.org

see all 8 references

Weakness Enumeration

No weakness enumeration is available for this CVE.

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-72238
NVD Published Date:
Aug 15, 2026
NVD Last Modified:
Aug 17, 2026
Source:
kernel.org
CVE-2026-72238 Details - Not Deferred