What is CVE-2026-45933?

CVE-2026-45933 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-05-27.

How severe is CVE-2026-45933?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Linux

CVE-2026-45933

In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve id of register in sync_linked_regs() sync_linked_regs() copies the id of known_reg to reg when propagating bounds of known_reg to reg using the off of know…

EPSS: 0.000 (2.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions 98d7ca374ba4b39e7535613d40e159f09ca14da2, 6.11, 0

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67

Frequently asked questions

What is CVE-2026-45933?: CVE-2026-45933 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-05-27.
How severe is CVE-2026-45933?: High severity. CVSS v3 base score is 7.8 out of 10.