CVE-2026-64177

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.11% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 1.7% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-08-13.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-07-19 15:41Z1 MO AGO

Last updated

2026-07-19 15:41Z1 MO AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-833DeadlockBase

Data version

5.2

Document digest

3f65ca1d721c6eca538243f8a02bd37be16631a0a28de467f5d05fdee5b6479c

• git.kernel.orghttps://git.kernel.org/stable/c/f08c45076e4fd8b0adbc5eb186d6e6a3e7350d7b
• git.kernel.orghttps://git.kernel.org/stable/c/b2606c302d7f2b4ee48da05e32ed60aed1b0cd53
• git.kernel.orghttps://git.kernel.org/stable/c/02c04df84de709060f63e1d52ec67488c4f6f212
• git.kernel.orghttps://git.kernel.org/stable/c/8420aa4900417797323dd567ba9d1512280c2dc3
• git.kernel.orghttps://git.kernel.org/stable/c/bd795f106b3889fb0706c6e4831c4b27e2b5666b
• git.kernel.orghttps://git.kernel.org/stable/c/84bc87beb4cd77670939b446326788e4c9b3db37
• git.kernel.orghttps://git.kernel.org/stable/c/a3fc8f2dacd1c37325977fc1fbbf3d52141df99e
• git.kernel.orghttps://git.kernel.org/stable/c/dbc81608e3a653dea6cf403f20cae35468b8ab9c