CVE-2023-52766

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.25% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 16.3% of scored records. A rank, not a probability.

NVD base score

7.1 (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:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-08-04.

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

2024-05-21 15:30Z2 YR AGO

Last updated

2026-08-05 09:11Z1 MO AGO

Reserved

2024-05-21

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-125Out-of-bounds ReadBase

Data version

5.2

Document digest

3983fae07acb3009089748eaeb6f08f722092ea3603ab5dd2d2cf8ec2f3bd4c3

• git.kernel.orghttps://git.kernel.org/stable/c/d23ad76f240c0f597b7a9eb79905d246f27d40df
• git.kernel.orghttps://git.kernel.org/stable/c/8be39f66915b40d26ea2c18ba84b5c3d5da6809b
• git.kernel.orghttps://git.kernel.org/stable/c/7c2b91b30d74d7c407118ad72502d4ca28af1af6
• git.kernel.orghttps://git.kernel.org/stable/c/4c86cb2321bd9c72d3b945ce7f747961beda8e65
• git.kernel.orghttps://git.kernel.org/stable/c/45a832f989e520095429589d5b01b0c65da9b574