What is CVE-2026-46164?

CVE-2026-46164 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. btrfs: fix double free in create_space_info_sub_group() error path

Which CVE IDs does CVE-2026-46164 cover?

CVE-2026-46164 covers the following CVE IDs: CVE-2026-46164. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-46164?

CVE-2026-46164 has a CVSS v3 base score of 5.5, published by Microsoft Security Response Center (MSRC).

CVE-2026-46164MediumCVSS 5.5

btrfs: fix double free in create_space_info_sub_group() error path

Vendor

Microsoft Security Response Center (MSRC)

Published

June 1, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-46164 →