CVE-2026-45849

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

0.14% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 3.6% 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 2026-06-25.

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

2026-05-27 12:15Z3 MO AGO

Last updated

2026-05-27 12:15Z3 MO AGO

Reserved

2026-05-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-667Improper LockingClass
• CWE-414Missing Lock CheckBase

Data version

5.2

Document digest

a9a582f3787b81fa193fce14a2211b0aff5b19e8d28d82072f6c8730e09b52c5

• git.kernel.orghttps://git.kernel.org/stable/c/0b217a40156f497e09dd20d3f7baec40c785f386
• git.kernel.orghttps://git.kernel.org/stable/c/cc1b179f778f98270bdbbb48d183b4b6427ae198
• git.kernel.orghttps://git.kernel.org/stable/c/7ac58d8832802ec89baa7539e13e6d58a88cce04
• git.kernel.orghttps://git.kernel.org/stable/c/51c32ae7fae14552d79f7139614b77c1bbd57a48
• git.kernel.orghttps://git.kernel.org/stable/c/63da961381e0d979459dede713001f8452364477
• git.kernel.orghttps://git.kernel.org/stable/c/026f6513c5880c2c89e38ad66bbec2868f978605