CVE-2026-31502

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 2.9% 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

Modified. NVD last modified this record on 2026-07-24.

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

2026-04-22 13:54Z4 MO AGO

Last updated

2026-08-05 12:23Z1 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-843Access of Resource Using Incompatible Type ('Type Confusion')Base

Data version

5.2

Document digest

e9d45509bf15533fdafd569bc15d7ce7c50226d7eedc332d2605e756a6d0b887

• git.kernel.orghttps://git.kernel.org/stable/c/420e5aad7ba89e8f79e2dc8327b0c0c24c1c1d53
• git.kernel.orghttps://git.kernel.org/stable/c/6d3161fa3eee64d46b766fb0db33ec7f300ef52d
• git.kernel.orghttps://git.kernel.org/stable/c/0a7468ed49a6b65d34abcc6eb60e15f7f6d34da0
• git.kernel.orghttps://git.kernel.org/stable/c/20491d384d973a63fbdaf7a71e38d69b0659ea55
• git.kernel.orghttps://git.kernel.org/stable/c/425000dbf17373a4ab8be9428f5dc055ef870a56