CVE-2021-47319
MEDIUMCVSS 5.5/10EPSS 0.26%
Last modified
CVE-2021-47319 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Fix memory leak among suspend/resume procedure The vblk->vqs should be freed before we call init_vqs() in virtblk_restore().. EPSS estimates a 0.26% chance of exploitation in the next 30 days.
Description
In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Fix memory leak among suspend/resume procedure The vblk->vqs should be freed before we call init_vqs() in virtblk_restore().
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 4.4.276 |
| Linux | Linux Kernel | >= 4.5, < 4.9.276 |
| Linux | Linux Kernel | >= 4.10, < 4.14.240 |
| Linux | Linux Kernel | >= 4.15, < 4.19.198 |
| Linux | Linux Kernel | >= 4.20, < 5.4.134 |
| Linux | Linux Kernel | >= 5.5, < 5.10.52 |
| Linux | Linux Kernel | >= 5.11, < 5.12.19 |
| Linux | Linux Kernel | >= 5.13, < 5.13.4 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2021-47319?
In the Linux kernel, the following vulnerability has been resolved:
virtio-blk: Fix memory leak among suspend/resume procedure
The vblk->vqs should be freed before we call init_vqs()
in virtblk_restore().
How severe is CVE-2021-47319?
CVE-2021-47319 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.
How do I fix CVE-2021-47319?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-47319?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST