CVE-2026-23172

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

0.14% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 3.5% of scored records. A rank, not a probability.

NVD base score

5.5 (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: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

2026-02-14 16:01Z6 MO AGO

Last updated

2026-08-05 12:20Z1 MO AGO

Reserved

2026-01-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.4)

CNA CVSS vector

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

Weaknesses

• CWE-401Missing Release of Memory after Effective LifetimeVariant
• CWE-787Out-of-bounds WriteBase

Data version

5.2

Document digest

c441e96df3bd2ba14187a382f45a69f93fd0b0f6fe78b9dd4c3f42e858815d62

• git.kernel.orghttps://git.kernel.org/stable/c/f9747a7521a48afded5bff2faf1f2dcfff48c577
• git.kernel.orghttps://git.kernel.org/stable/c/2a0522f564acd34442652ea083091c329fa7c5d5
• git.kernel.orghttps://git.kernel.org/stable/c/af4b8577d0b388cc3d0039eb0cdd9ca5bbbc9276
• git.kernel.orghttps://git.kernel.org/stable/c/2c0fb0f60bc1545c52da61bc6bd4855c1e7814ba
• git.kernel.orghttps://git.kernel.org/stable/c/f0813bcd2d9d97fdbdf2efb9532ab03ae92e99e6