CVE-2026-43236

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 3.4% 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

Analyzed. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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 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-416Use After FreeVariant
• CWE-825Expired Pointer DereferenceBase

Data version

5.2

Document digest

3f6c8ac3cefc2d355ce931454510b24fc91646c63de1e5121bea074e27f87282

• git.kernel.orghttps://git.kernel.org/stable/c/fd4a4d0711f48a99b25bcd45e00eef8339eff82d
• git.kernel.orghttps://git.kernel.org/stable/c/6404898af86d986db1dbbe06177c143e40652e49
• git.kernel.orghttps://git.kernel.org/stable/c/796e77c14c4c1e2cd36473760fb6cc66c695eb47
• git.kernel.orghttps://git.kernel.org/stable/c/ac2d898da5095d46bd1ff8585fdd753d58ad91e7
• git.kernel.orghttps://git.kernel.org/stable/c/a205740a7231e967ac77cb731171642901c327af
• git.kernel.orghttps://git.kernel.org/stable/c/7b4d0fab3ff2c00c6d34e1952c9df5129a826aee
• git.kernel.orghttps://git.kernel.org/stable/c/549c6db503dbb85dbff4840830971853feac6625
• git.kernel.orghttps://git.kernel.org/stable/c/bc847787233277a337788568e90a6ee1557595eb