CVE-2026-43277

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

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

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 11:28Z4 MO AGO

Last updated

2026-05-11 22:21Z3 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-787Out-of-bounds WriteBase

Data version

5.2

Document digest

0323bb43b331680a517dfaad87454014d79b5e0ffd81bccfa2cea19c7af3e236

• git.kernel.orghttps://git.kernel.org/stable/c/92ba79074c58e65a6e32713758c5a9aecd33c2ea
• git.kernel.orghttps://git.kernel.org/stable/c/616c120dcdf1ce96edcd818e38bce49667f80689
• git.kernel.orghttps://git.kernel.org/stable/c/f3740a1562445f36f08afab8af59e37117b3acdc
• git.kernel.orghttps://git.kernel.org/stable/c/e0ec99115e135dbb58e11a0df007c7d4771d4a17
• git.kernel.orghttps://git.kernel.org/stable/c/b6be51a12441136fdf8c49b2525689fbea1856e1
• git.kernel.orghttps://git.kernel.org/stable/c/6f5d41984ad896736c23e2fff7c80e15c1319132
• git.kernel.orghttps://git.kernel.org/stable/c/98bd9b28d4d11e6739ad86524b4be4ada9025e60
• git.kernel.orghttps://git.kernel.org/stable/c/fa2408a24f8f0db14d9cfc613ef162dc267d7ad4