CVE-2026-43452

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

0.44% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 36.8% 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

2026-05-08 14:22Z3 MO AGO

Last updated

2026-08-05 12:28Z1 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-193Off-by-one ErrorBase

Data version

5.2

Document digest

1eb4b4a35d7a801a46cbf37af357c3f78aaa5e94fbf4d6f1294cf9362127a774

• git.kernel.orghttps://git.kernel.org/stable/c/c2a445367a496a3c25dbc940c10c8bd1cfd4c14a
• git.kernel.orghttps://git.kernel.org/stable/c/ae1e1267650638136b84c23f2b31250f0ccb6823
• git.kernel.orghttps://git.kernel.org/stable/c/c39f84e4be1be63fc60ca7141ea7b76edcea5907
• git.kernel.orghttps://git.kernel.org/stable/c/9b94f0e42ed248eb31929da84ed9f5310d7ff540
• git.kernel.orghttps://git.kernel.org/stable/c/5b18b8b35c7cded2d17b2b2604c9b0694ff48d1c
• git.kernel.orghttps://git.kernel.org/stable/c/bc18551c6169eac5ed813778d3e3e484002dbbe5
• git.kernel.orghttps://git.kernel.org/stable/c/d04800323336eebf441d153f43234eac9b833d36
• git.kernel.orghttps://git.kernel.org/stable/c/cfe770220ac2dbd3e104c6b45094037455da81d4