CVE-2026-52952

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 3.5% of scored records. A rank, not a probability.

NVD base score

8.8 (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:C/C:H/I:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-07-15.

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

2026-06-24 16:28Z2 MO AGO

Last updated

2026-08-05 12:32Z1 MO AGO

Reserved

2026-06-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

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

Weaknesses

• CWE-617Reachable AssertionBase
• CWE-825Expired Pointer DereferenceBase

Data version

5.2

Document digest

cef5a2bd447d57aea333f9ce14d248ba6566faa5d70ce2f92ea639eead8446f5

• git.kernel.orghttps://git.kernel.org/stable/c/8fc289e809f3eb7e36cadc4684ab6fad747a5a93
• git.kernel.orghttps://git.kernel.org/stable/c/5474e6e17a262db45c60575c73f70210f5c7001f
• access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-52952vdb-entryx_refsource_REDHAT
• bugzilla.redhat.comRHBZ#2492422https://bugzilla.redhat.com/show_bug.cgi?id=2492422issue-trackingx_refsource_REDHAT
• security.access.redhat.comhttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-52952.jsonx_sadp-csaf-vex