CVE-2026-53262

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 2.1% 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

Important. 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

2026-06-25 08:39Z2 MO AGO

Last updated

2026-08-05 12:34Z29 DAYS 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-911Improper Update of Reference CountBase

Data version

5.2

Document digest

1135380cb953eaa683469711df0cb831d55202d683a4db987a25c1c00cb29d7e

• git.kernel.orghttps://git.kernel.org/stable/c/78cdfdca88cbf731a92f3b9ee5427c633dd94e28
• git.kernel.orghttps://git.kernel.org/stable/c/e251d4cdfc725c9e7d686161e3b775a0e7d95053
• git.kernel.orghttps://git.kernel.org/stable/c/62f327e287cf7b595ae3f73ba72f5cd2a9e9f39f
• git.kernel.orghttps://git.kernel.org/stable/c/a213a8950414c684999dcf03edeea6c46ede172e