CVE-2026-63833

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

0.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.6% of scored records. A rank, not a probability.

NVD base score

7.1 (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:H/I:H/A:N

NVD analysis status

Awaiting Analysis. NVD last modified this record on 2026-08-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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 12:02Z1 MO AGO

Last updated

2026-08-17 04:51Z19 DAYS AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.1)

CNA CVSS vector

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

Weaknesses

No CWE assigned

Data version

5.2

Document digest

2ba200aff0a3e56de81341f6cbe3f6686996a99ba4db0a4482f186d6d9e84311

• git.kernel.orghttps://git.kernel.org/stable/c/e574af95234afc3c725988bbc1fdeb46b9f386a4
• git.kernel.orghttps://git.kernel.org/stable/c/2c3cd6da4a14380ef79e34bd9dff7caf46687477
• git.kernel.orghttps://git.kernel.org/stable/c/e8852ae29868e449fdb47eebc28f35fb80741a5f
• git.kernel.orghttps://git.kernel.org/stable/c/f8d420949b335a4b51d06ab276beee6b8dfdc909
• git.kernel.orghttps://git.kernel.org/stable/c/5e658b9245a52d838ef93729a7bc07de8e19deb7
• git.kernel.orghttps://git.kernel.org/stable/c/293a84fa40b3a1b3471c0545722724bc10973f76
• git.kernel.orghttps://git.kernel.org/stable/c/5b08dccecf825cbf905f348bc6ccb497507e28e2