Description

In the Linux kernel before 6.6.7, an untrusted VMM can trigger int80 syscall handling at any given point. This is related to arch/x86/coco/tdx/tdx.c and arch/x86/mm/mem_encrypt_amd.c.

Classification

CVE ID: CVE-2024-25744

Affected Products

Vendor: n/a

Product: n/a

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 13.65% (scored less or equal to compared to others)

EPSS Date: 2025-06-05 (when was this score calculated)

Stakeholder-Specific Vulnerability Categorization (SSVC)

SSVC Exploitation: none

SSVC Technical Impact: total

SSVC Automatable: false

References

https://nvd.nist.gov/vuln/detail/CVE-2024-25744
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b82a8dbd3d2f4563156f7150c6f2ecab6e960b30
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.7

Timeline