CVE-2024-39292
kernel: um: Add winch to winch_handlers before registering winch IRQ
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · June 24, 2024
Updated · August 5, 2026
Description
A vulnerability was found in the Linux kernel's handling of winch IRQs. This issue involves the registration of winch IRQs before adding winch handlers to the winch_handlers list. This oversight could potentially lead to improper IRQ handling and impact system stability or security. This issue has been resolved by ensuring that winch handlers are added to the list before the IRQs are registered.
Statement
Red Hat Enterprise Linux is not vulnerable to this CVE, as it does not affect the versions or configurations of the Linux kernel used in its distributions.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-364 · Signal Handler Race Condition