CVE-2026-31676

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

Modified. 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

2026-04-25 08:46Z4 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-367Time-of-check Time-of-use (TOCTOU) Race ConditionBase

Data version

5.2

Document digest

0d301df281bcc6a4af91d969be42155d76355a0e4d70876f8649daa14ddbb664

• git.kernel.orghttps://git.kernel.org/stable/c/a1a8efde03a40b6c658d580e96644d9b9a2a0d3a
• git.kernel.orghttps://git.kernel.org/stable/c/6c3a0fbdafef8316e34ae22333e317a341e737cd
• git.kernel.orghttps://git.kernel.org/stable/c/0afdfd4941c1b60a1f5c361760daa970edca60cd
• git.kernel.orghttps://git.kernel.org/stable/c/a6bcf8010af093fe04f7100562e9542ab7882585
• git.kernel.orghttps://git.kernel.org/stable/c/29b44d904dceb832be880def08b8cb17a0aba91c
• git.kernel.orghttps://git.kernel.org/stable/c/d0035e634dae83237ab7f5681eb52b2f65d0ceb8
• git.kernel.orghttps://git.kernel.org/stable/c/03fd2ef73cb4ffd0af100a95b634af54f474414e
• git.kernel.orghttps://git.kernel.org/stable/c/c43ffdcfdbb5567b1f143556df8a04b4eeea041c