CVE-2026-43134

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

0.18% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 7.4% of scored records. A rank, not a probability.

NVD base score

8.1 (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:N

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 11:27Z4 MO AGO

Last updated

2026-08-05 12:26Z1 MO AGO

Reserved

2026-05-01

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.1)

CNA CVSS vector

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

Weaknesses

• CWE-1284Improper Validation of Specified Quantity in InputBase

Data version

5.2

Document digest

9056531ec407c9cd630ef17b580f41883cf31ad3c83f94b6181a0752205f5b27

• git.kernel.orghttps://git.kernel.org/stable/c/335071c0c3637064ec250481f589075db44fe4e6
• git.kernel.orghttps://git.kernel.org/stable/c/fa6ad76fa8623c0a50d529cd5726fa5d819a3be4
• git.kernel.orghttps://git.kernel.org/stable/c/9118601ff90b79e8df3c0c98f48ae00c1b02ecef
• git.kernel.orghttps://git.kernel.org/stable/c/481ea39b342c347b6ac029f3d418486280be4e45
• git.kernel.orghttps://git.kernel.org/stable/c/ec91078e132179b04e0c3906b599816c056ceaad
• git.kernel.orghttps://git.kernel.org/stable/c/96581749c7c14fbec32c35728520867929600041
• git.kernel.orghttps://git.kernel.org/stable/c/8dd43f9a9323f9c01bc8246da8d81a4c783c9e97
• git.kernel.orghttps://git.kernel.org/stable/c/138d7eca445ef37a0333425d269ee59900ca1104