CVE-2026-31742

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 2.8% 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

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

2026-05-01 14:14Z4 MO AGO

Last updated

2026-08-05 12:24Z1 MO AGO

Reserved

2026-03-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-125Out-of-bounds ReadBase
• CWE-131Incorrect Calculation of Buffer SizeBase

Data version

5.2

Document digest

f74ec46bbc7b3ce5e5440191bf6be720c41b0a6e9380a194447ce9e20f16c4cc

• git.kernel.orghttps://git.kernel.org/stable/c/891d790fdb5c96c6e1d2841e06ee6c360f2d1288
• git.kernel.orghttps://git.kernel.org/stable/c/428fdf55301e6c8fa5a36b426240797b1cf86570
• git.kernel.orghttps://git.kernel.org/stable/c/40014493cece72a0be5672cd86763e53fb3ec613