What is CVE-2026-46251?

CVE-2026-46251 is a high-severity vulnerability in Linux. CVSS score: 8.4/10. Published 2026-06-03.

How severe is CVE-2026-46251?

High severity. CVSS v3 base score is 8.4 out of 10.

Vulnerability in Linux

CVE-2026-46251

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix block_group_tree dirty_list corruption When the incompat flag EXTENT_TREE_V2 is set, we unconditionally add the block group tree to the switch_commits list be…

EPSS: 0.000 (7.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions 14033b08a02916e85ffc5397e4ac15337359f3ae, dabf41db56f378a360ff0219c467f8dfecda7dd6, 6.0.19

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
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-2026-46251?: CVE-2026-46251 is a high-severity vulnerability in Linux. CVSS score: 8.4/10. Published 2026-06-03.
How severe is CVE-2026-46251?: High severity. CVSS v3 base score is 8.4 out of 10.