CVE-2026-63930

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

0.16% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 5.4% of scored records. A rank, not a probability.

NVD base score

7.8 (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:H

NVD analysis status

Awaiting Analysis. NVD last modified this record on 2026-07-27.

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 14:55Z1 MO AGO

Last updated

2026-08-05 12:37Z1 MO AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-825Expired Pointer DereferenceBase

Data version

5.2

Document digest

002e8a0055fc1b21f9b47dde460c7220f94dca1f491c44a354e23fa6be4b8d37

• git.kernel.orghttps://git.kernel.org/stable/c/b71893c57730809c222766e5718bb33610f11963
• git.kernel.orghttps://git.kernel.org/stable/c/2ff615fc455acda5425c4900160cbe11cfea4449
• git.kernel.orghttps://git.kernel.org/stable/c/d2759d49860b9a39b5cde2fb88e4b822ddf5f58f
• git.kernel.orghttps://git.kernel.org/stable/c/29783e6b6ec0b7152a15e53a063f17537e81177d
• git.kernel.orghttps://git.kernel.org/stable/c/e965627f0d442bfcae3f496c90cb653fb0917a61
• git.kernel.orghttps://git.kernel.org/stable/c/a3763ae33476328cf8d661742deb9daec78eac96
• git.kernel.orghttps://git.kernel.org/stable/c/9319c94f63ed10723afd738d79f5617daba87cc8
• git.kernel.orghttps://git.kernel.org/stable/c/6f5ed4f2c7c83f33344e0ba179f72a12e5dad4a4