CVE-2026-23246

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

0.29% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 21.3% of scored records. A rank, not a probability.

NVD base score

8.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Analyzed. 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

2026-03-18 10:05Z5 MO AGO

Last updated

2026-08-05 12:20Z1 MO AGO

Reserved

2026-01-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

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

Weaknesses

• CWE-129Improper Validation of Array IndexVariant
• CWE-787Out-of-bounds WriteBase

Data version

5.2

Document digest

0a25e8e841e6a512f04489e94342de8ed17945a891590a553d97c9752c6a8aa2

• git.kernel.orghttps://git.kernel.org/stable/c/650981e718e68005ca2760a6358134b8a98ebea4
• git.kernel.orghttps://git.kernel.org/stable/c/bfde158d5d1322c0c2df398a8d1ccce04943be2e
• git.kernel.orghttps://git.kernel.org/stable/c/f35ceec54d48e227fa46f8f97fd100a77b8eab15
• git.kernel.orghttps://git.kernel.org/stable/c/d58d71c2167601762351962b9604808d3be94400
• git.kernel.orghttps://git.kernel.org/stable/c/162d331d833dc73a3e905a24c44dd33732af1fc5