CVE-2026-43233

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

0.46% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 38.1% of scored records. A rank, not a probability.

NVD base score

8.2 (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:L/I:N/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

2026-05-06 11:28Z4 MO AGO

Last updated

2026-08-05 12:26Z1 MO AGO

Reserved

2026-05-01

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.2)

CNA CVSS vector

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

Weaknesses

• CWE-125Out-of-bounds ReadBase
• CWE-131Incorrect Calculation of Buffer SizeBase

Data version

5.2

Document digest

5d674f77bf7bc4a9f3f4bbf9508d8a5856d7c358a78e2e4ae0ee363ee80633a9

• git.kernel.orghttps://git.kernel.org/stable/c/bcb50aa0b8f2b74a9fe5a1c7bee6f2657a288041
• git.kernel.orghttps://git.kernel.org/stable/c/2a3aac4205e7d2f1aca2e3827de8cdd517d36c4a
• git.kernel.orghttps://git.kernel.org/stable/c/81f2fc5b0d0cf4696146f00f837596d10b92dead
• git.kernel.orghttps://git.kernel.org/stable/c/7ef82863d42261817a6394c6c881bd6757a70f16
• git.kernel.orghttps://git.kernel.org/stable/c/53d32735d77ab56cc3fc7bd53a7d099418f19be1
• git.kernel.orghttps://git.kernel.org/stable/c/f0a83d0a4b7c127d32ac06d607a9214937716129
• git.kernel.orghttps://git.kernel.org/stable/c/35f1943d242e1b9f0b6e91c0c93bfb293a9f8224
• git.kernel.orghttps://git.kernel.org/stable/c/baed0d9ba91d4f390da12d5039128ee897253d60