Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: dma-buf: heaps: Fix potential spectre v1 gadget It appears like nr could be a Spectre v1 gadget as it's supplied by a user and used as an array index. Prevent the contents of kernel memory from being leaked to userspace via speculative execution by using array_index_nospec. [sumits: added fixes and cc: stable tags]
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.6, < 5.10.99 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/24f8e12d965b24f8aea762589e0e9fe2025c005ePatch
- https://git.kernel.org/stable/c/5d40f1bdad3dd1a177f21a90ad4353c1ed40ba3aPatch
- https://git.kernel.org/stable/c/92c4cfaee6872038563c5b6f2e8e613f9d84d47dPatch
- https://git.kernel.org/stable/c/cc8f7940d9c2d45f67b3d1a2f2b7a829ca561bedPatch
- https://git.kernel.org/stable/c/24f8e12d965b24f8aea762589e0e9fe2025c005ePatch
- https://git.kernel.org/stable/c/5d40f1bdad3dd1a177f21a90ad4353c1ed40ba3aPatch
- https://git.kernel.org/stable/c/92c4cfaee6872038563c5b6f2e8e613f9d84d47dPatch
- https://git.kernel.org/stable/c/cc8f7940d9c2d45f67b3d1a2f2b7a829ca561bedPatch
FAQ
What is CVE-2022-48730?
CVE-2022-48730 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: dma-buf: heaps: Fix potential spectre v1 gadget It appears like nr could be a Spectre v1 gadget as it's supplied by a user and use...
How severe is CVE-2022-48730?
CVE-2022-48730 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-48730?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.