CVE-2026-43343

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

0.11% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 1.8% 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

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

2026-05-08 13:37Z3 MO AGO

Last updated

2026-05-11 22:22Z3 MO AGO

Reserved

2026-05-01

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-911Improper Update of Reference CountBase

Data version

5.2

Document digest

6d0e411df43d1e3bdc8d5604885ecd4e43c0f3b9f1e3eb54c412f075d6eb8a7a

• git.kernel.orghttps://git.kernel.org/stable/c/a932b171554714b1bca313b853c7aa9f2930f9aa
• git.kernel.orghttps://git.kernel.org/stable/c/d7d702407b61e96286a15b6e715572f541a8d41c
• git.kernel.orghttps://git.kernel.org/stable/c/3f5bfc550a40d7493b1cf09540ed6b412b3b82be
• git.kernel.orghttps://git.kernel.org/stable/c/75776a055b656873319c3830fed471daef3ceb23
• git.kernel.orghttps://git.kernel.org/stable/c/cc8ec610cd14c093a19371691a7ce1ee5421e829
• git.kernel.orghttps://git.kernel.org/stable/c/3d436670b47415da042452618fb5d8e317ab095f
• git.kernel.orghttps://git.kernel.org/stable/c/23e4851ce348a329d974e84e828155dda9f52122
• git.kernel.orghttps://git.kernel.org/stable/c/caa27923aacd8a5869207842f2ab1657c6c0c7bc