CVE-2026-63796

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

0.48% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 39.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Analyzed. 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 8.8)

CNA CVSS vector

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

Weaknesses

No CWE assigned

Data version

5.2

Document digest

9d541e36864a080037e03948eded4ad9341e77e30c80ff5dcf6d887a22b7cd56

• git.kernel.orghttps://git.kernel.org/stable/c/336340a0f8a141df8a4eb21a5a86f8ffb87769f6
• git.kernel.orghttps://git.kernel.org/stable/c/296c6a42b1174395935ca4cfe8f393e37b698d54
• git.kernel.orghttps://git.kernel.org/stable/c/d2cd59fa848f9f13796ef214d3b1b5ca9a3fe21e
• git.kernel.orghttps://git.kernel.org/stable/c/c5a125eadba05ba421c4b55e68da22b4a40d32b4
• git.kernel.orghttps://git.kernel.org/stable/c/8f9903b0cdbb3155a8899410330b4b4d583a7a5c
• git.kernel.orghttps://git.kernel.org/stable/c/4cd57ebee395041099fcdfcabb00749ce38d8b27
• git.kernel.orghttps://git.kernel.org/stable/c/99c21e7263248c3f084756bfae08163cc5d6c62f
• git.kernel.orghttps://git.kernel.org/stable/c/9bd541e09dffff27e5bec0f9f45b0228173a5375