What is CVE-2026-46029?

CVE-2026-46029 is a high-severity vulnerability in Linux. CVSS score: 7.0/10. Published 2026-05-27.

How severe is CVE-2026-46029?

High severity. CVSS v3 base score is 7.0 out of 10.

Vulnerability in Linux

CVE-2026-46029

In the Linux kernel, the following vulnerability has been resolved: mm/slab: return NULL early from kmalloc_nolock() in NMI on UP On UP kernels (!CONFIG_SMP), spin_trylock() is a no-op that unconditionally succeeds even when the lock is…

EPSS: 0.000 (2.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions af92793e52c3a99b828ed4bdd277fd3e11c18d08, 6.18, 0

References

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

Frequently asked questions

What is CVE-2026-46029?: CVE-2026-46029 is a high-severity vulnerability in Linux. CVSS score: 7.0/10. Published 2026-05-27.
How severe is CVE-2026-46029?: High severity. CVSS v3 base score is 7.0 out of 10.