CVE-2026-23178

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 4.0% 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

Deferred. 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 16:27Z6 MO AGO

Last updated

2026-08-05 12:20Z1 MO AGO

Reserved

2026-01-13

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-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base

Data version

5.2

Document digest

b108304da7a7fa04066c689d2ed817ea7eef93b0d1d5d919faa19595f8cbe0c6

• git.kernel.orghttps://git.kernel.org/stable/c/f9c9ad89d845f88a1509e9d672f65d234425fde9
• git.kernel.orghttps://git.kernel.org/stable/c/cff3f619fd1cb40cdd89971df9001f075613d219
• git.kernel.orghttps://git.kernel.org/stable/c/786ec171788bdf9dda38789163f1b1fbb47f2d1e
• git.kernel.orghttps://git.kernel.org/stable/c/2124279f1f8c32c1646ce98e75a1a39b23b7db76
• git.kernel.orghttps://git.kernel.org/stable/c/2497ff38c530b1af0df5130ca9f5ab22c5e92f29