CVE-2026-31703

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

0.12% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.1% 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

2026-05-01 13:56Z4 MO AGO

Last updated

2026-08-20 12:32Z15 DAYS 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

No CWE assigned

Data version

5.2

Document digest

cab1fc7e4d5769afd3ec3f23dce97723d873ed56a01c758d5f44099dd3408b8c

• git.kernel.orghttps://git.kernel.org/stable/c/382cf81cae89e58d22b4bdc38891cd4d0b9ba921
• git.kernel.orghttps://git.kernel.org/stable/c/19ec404b079be057b387643ba0c69bbcc5867c35
• git.kernel.orghttps://git.kernel.org/stable/c/156cc63691c1f20905510b1007896e090355e6c2
• git.kernel.orghttps://git.kernel.org/stable/c/028103656b84273c73e9e271cf95c9f3421f4b8a
• git.kernel.orghttps://git.kernel.org/stable/c/9223e5f30403a9b506d6d0bff4f2e29a2d7d46af
• git.kernel.orghttps://git.kernel.org/stable/c/6689f01d6740cf358932b3e97ee968c6099800d9
• access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-31703vdb-entryx_refsource_REDHAT
• bugzilla.redhat.comRHBZ#2464385https://bugzilla.redhat.com/show_bug.cgi?id=2464385issue-trackingx_refsource_REDHAT
• security.access.redhat.comhttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-31703.jsonx_sadp-csaf-vex