CVE-2024-53219: virtiofs: use pages instead of pointer for kernel direct IO
CSIRTS triage
- What
- virtiofs direct IO implementation uses pointers instead of page structures causing potential memory access violations.
- Who is affected
- Virtual machines using virtiofs (virtio filesystem) for direct IO operations.
- Urgency
- Medium priority; memory corruption in virtualized filesystem layer affects data integrity and VM stability.
- Action
- Apply kernel patch modifying virtiofs to use page structures instead of pointers for direct IO.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch Linux Kernel
Get an email when a new Linux Kernel advisory drops — max one per day, one-click unsubscribe.
Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-53219
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2024-532190.22% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 12% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2024-53219 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- mediumexploited[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow Denial of Servicecert-bund
More from Microsoft Security Response Center
- lowCVE-2026-14673: PostgreSQL amcheck does not clear untrusted search path2026-08-11
- criticalCVE-2026-69836: Microsoft Entra ID Remote Code Execution Vulnerability2026-08-11
- mediumCVE-2026-53792: rsync < 3.5.0 Out-of-Bounds Read via Zero-Length Checksum Block2026-08-11
- highCVE-2026-70347: Windows Installer Elevation of Privilege Vulnerability2026-08-11
- highCVE-2026-64909: Microsoft Office Remote Code Execution Vulnerability2026-08-11