CVE-2024-25744
kernel: untrusted VMM can trigger int80 syscall handling
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 12, 2024
Updated · June 28, 2026
Description
A flaw was found in the Linux kernel. A VMM can inject external interrupts on any arbitrary vector at any time, which may allow the guest OS to be manipulated from the VMM side.
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
This vulnerability can be mitigated by disabling 32-bit emulation by default for TDX and SEV. The user can override it with the ia32_emulation=y command line option.
CVSS / CWE
CVSS 3.1 · 5.6CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
CWE not specified