CVE-2026-53057
HIGH
Published Jun 24, 2026
Modified Jun 28, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: Add IOTINVAL after updating DDT/PDT entries Add riscv_iommu_iodir_iotinval() to perform required TLB and context cache invalidations after updating DDT or PDT entries, as mandated by the RISC-V IOMMU specification (Section 6.3.1 and 6.3.2).
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CVSS v3.1 Score
8.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS — Exploit Prediction
0.0013
Probability of exploitation
0.03%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Frequently Asked Questions
What is CVE-2026-53057? +
In the Linux kernel, the following vulnerability has been resolved:
iommu/riscv: Add IOTINVAL after updating DDT/PDT entries
Add riscv_iommu_iodir_iotinval() to perform required TLB and context cache
invalidations after updating DDT or PDT entries, as mandated by the RISC-V
IOMMU specification (Section 6.3.1 and 6.3.2). It has a CVSS v3.1 base score of 8.8 (HIGH).
How severe is CVE-2026-53057? +
CVE-2026-53057 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0013, placing it in the 0th percentile for exploitation probability.
How do I check if I'm vulnerable to CVE-2026-53057? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.
