What is CVE-2026-46156?

CVE-2026-46156 is a medium-severity vulnerability in Linux, classified under Improper Locking. CVSS score: 5.5/10. Published 2026-05-28.

How severe is CVE-2026-46156?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Linux

CVE-2026-46156

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix potential ADE in loongson_gpu_fixup_dma_hang() The switch case in loongson_gpu_fixup_dma_hang() may not DC2 or DC3, and readl(crtc_reg) will access with r…

EPSS: 0.001 (0.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux — versions 7.0.7, 6.1.175, 6.18.21
Linux Linux_kernel — versions 7.0, 7.1

Weakness classification (CWE)

CWE-667 — Improper Locking

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2026-46156?: CVE-2026-46156 is a medium-severity vulnerability in Linux, classified under Improper Locking. CVSS score: 5.5/10. Published 2026-05-28.
How severe is CVE-2026-46156?: Medium severity. CVSS v3 base score is 5.5 out of 10.