CVE-2026-31662

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

0.39% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 32.0% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

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

2026-04-24 14:45Z4 MO AGO

Last updated

2026-08-05 12:24Z1 MO AGO

Reserved

2026-03-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

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

Weaknesses

• CWE-191Integer Underflow (Wrap or Wraparound)Base

Data version

5.2

Document digest

28ddcca9e8502a178523d5f5e47c8dd7a2e13d096032ef4c366cf587bf66c44c

• git.kernel.orghttps://git.kernel.org/stable/c/a7db57ccca21f5801609065473c89a38229ecb92
• git.kernel.orghttps://git.kernel.org/stable/c/36ec4fdd6250dcd5e73eb09ea92ed92e9cc28412
• git.kernel.orghttps://git.kernel.org/stable/c/575faea557f1a184a5f09661bd47ebd3ef3769f8
• git.kernel.orghttps://git.kernel.org/stable/c/3bcf7aca63f0bcd679ae28e9b99823c608e59ce3
• git.kernel.orghttps://git.kernel.org/stable/c/a2ea1ef0167d7a84730638d05c20ccdc421b14b6
• git.kernel.orghttps://git.kernel.org/stable/c/1b6f13f626665cac67ba5a012765427680518711
• git.kernel.orghttps://git.kernel.org/stable/c/e0bb732eaf77f9ac2f2638bdac9e39b81e0a9682
• git.kernel.orghttps://git.kernel.org/stable/c/48a5fe38772b6f039522469ee6131a67838221a8