Vulnerability in Linux

CVE-2026-46275

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_uart: fix UAFs and race conditions in close and init paths Vulnerabilities leading to Use-After-Free (UAF) and Null Pointer Dereference (NPD) conditions w…

Vulnerability class: Race Condition

EPSS: 0.002 (8.4th 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 3b799254cf6f481460719023d7a18f46651e5e7f, cd27019bc149f20f12ebec943c2b4c775745a5a0, aea63181b6fcb6b9ccde1ada9ea51be19c4015af
  • Linux Linux_kernel — versions 7.1

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-46275?
CVE-2026-46275 is a high-severity vulnerability in Linux, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.8/10. Published 2026-06-08.
How severe is CVE-2026-46275?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2026-46275 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.