CVE-2023-52909

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

0.64% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 48.2% of scored records. A rank, not a probability.

NVD base score

4.7 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

2024-08-21 06:10Z2 YR AGO

Last updated

2026-08-05 09:11Z1 MO AGO

Reserved

2024-08-21

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

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

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

4edc8f3da412245903a7a20e753953f5f60a869c50ca45d238b26c990666dc19

• git.kernel.orghttps://git.kernel.org/stable/c/45c08a752982116f3287afcd1bd9c50f4fab0c28
• git.kernel.orghttps://git.kernel.org/stable/c/0b778361998d6c6356b8d2fc7ddf025fb3224654
• git.kernel.orghttps://git.kernel.org/stable/c/973acfdfe90c8a4e58ade97ff0653a498531ff2e
• git.kernel.orghttps://git.kernel.org/stable/c/0b3a551fa58b4da941efeb209b3770868e2eddd7