CVE-2021-47361

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

0.24% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 15.5% 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 2026-06-17.

Red Hat severity

Low. 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 15:03Z2 YR AGO

Last updated

2026-05-11 13:53Z3 MO AGO

Reserved

2024-05-21

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-416Use After FreeVariant

Data version

5.2

Document digest

735fd55e8dcaf1027403a5faa029ef2e73aa9cab4e581f7f42fba8b3aa02374a

• git.kernel.orghttps://git.kernel.org/stable/c/8a558261fa57a6deefb0925ab1829f698b194aea
• git.kernel.orghttps://git.kernel.org/stable/c/115b07d9f47e3996430b8f2007edd9768e1f807f
• git.kernel.orghttps://git.kernel.org/stable/c/66f74ba9be9daf9c47fface6af3677f602774f6b
• git.kernel.orghttps://git.kernel.org/stable/c/7751f609eadf36b1f53712bae430019c53a16eb0
• git.kernel.orghttps://git.kernel.org/stable/c/91e4ad05bf18322b5921d1a6c9b603f6eb1694f0
• git.kernel.orghttps://git.kernel.org/stable/c/9fc198f415dee070a1de957bb5bf5921d8df3499
• git.kernel.orghttps://git.kernel.org/stable/c/25a1433216489de4abc889910f744e952cb6dbae