CVE-2026-43497

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 1.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-07-23.

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

2026-05-21 12:12Z3 MO AGO

Last updated

2026-08-05 12:28Z1 MO AGO

Reserved

2026-05-01

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.3)

CNA CVSS vector

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

Weaknesses

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

Data version

5.2

Document digest

636aa4dc4f6b198d84982e94c57680810983b65a74311228fa8bb157e0563466

• git.kernel.orghttps://git.kernel.org/stable/c/60f711cfd580f86fea8284146ac133804e728f9a
• git.kernel.orghttps://git.kernel.org/stable/c/5931f5651ee32bd41b3323256b31fcc8e71336ed
• git.kernel.orghttps://git.kernel.org/stable/c/e3d9865dacd7435b8465848428210d0f0c673311
• git.kernel.orghttps://git.kernel.org/stable/c/4f312c30f0368e8d2a76aa650dff73f23490b5e7
• git.kernel.orghttps://git.kernel.org/stable/c/18dd358de72d57993422cbb5dfb29ccd74efe192
• git.kernel.orghttps://git.kernel.org/stable/c/da9b065cedfd3b574f229d5be594e6aa47a27ae6
• git.kernel.orghttps://git.kernel.org/stable/c/a2c53a3822ee26e8d758071815b9ed3bf6669fc1
• git.kernel.orghttps://git.kernel.org/stable/c/8de779dc40d35d39fa07387b6f921eb11df0f511