Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: Remove overflows on the invalidation path Since RISC-V supports a sign extended page table it should support a gather->end of ULONG_MAX, but if this happens it will infinite loop because of the overflow. Also avoid overflow computing the length by moving the +1 to the other side of the <
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 6.13, < 6.18.33 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/40a13b49957937427bc23e78eb50679df4396a47Patch
- https://git.kernel.org/stable/c/9f0632b0d4246675fa221aa1a3bffadf9c6bd9acPatch
- https://git.kernel.org/stable/c/e4b7687784153481de45fd39fb97ba3919605c0cPatch
FAQ
What is CVE-2026-53312?
CVE-2026-53312 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: Remove overflows on the invalidation path Since RISC-V supports a sign extended page table it should support a gather...
How severe is CVE-2026-53312?
CVE-2026-53312 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-2026-53312?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.