CVE-2026-52909

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

0.12% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.2% of scored records. A rank, not a probability.

NVD base score

7.8 (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:H/I:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-07-08.

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

2026-06-19 14:43Z2 MO AGO

Last updated

2026-08-05 12:31Z1 MO AGO

Reserved

2026-06-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-1188Initialization of a Resource with an Insecure DefaultBase

Data version

5.2

Document digest

1348b6defd63d657e7f30a7a3f21246534b0caaf9c3c81ae28cd1cf33a514083

• git.kernel.orghttps://git.kernel.org/stable/c/12acc977838c943636fb01e2f3087d2e4cc3b7cc
• git.kernel.orghttps://git.kernel.org/stable/c/7f28e3948c59481f8db9c9638e204258d26b4e41
• git.kernel.orghttps://git.kernel.org/stable/c/12c65e2c7fef507551bd7b52123598a761662c01
• git.kernel.orghttps://git.kernel.org/stable/c/f4b6b4af7ef0661ac153c6f7eb1030aa8482c1a3
• git.kernel.orghttps://git.kernel.org/stable/c/c5dbd669db5a426b3025512322e1bf2cdbe14305
• git.kernel.orghttps://git.kernel.org/stable/c/ecf8904067dcba0dad86ece80874841e60317885
• git.kernel.orghttps://git.kernel.org/stable/c/dcdce3bc9f08026ff3739ee7339e1bef526fc5f3
• git.kernel.orghttps://git.kernel.org/stable/c/d289d5307762d1838aaece22c6b6fcad9e8865f9