CVE-2021-47360

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 16.5% of scored records. A rank, not a probability.

NVD base score

5.5 (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:N/I:N/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

2026-05-23 15:19Z3 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-252Unchecked Return ValueBase
• CWE-459Incomplete CleanupBase

Data version

5.2

Document digest

50a55bd77eaaabef61b6d82e5cb97817378b85cfa2410b0b1998d4a34cd51577

• git.kernel.orghttps://git.kernel.org/stable/c/aa2c274c279ff365a06a4cba263f04965895166e
• git.kernel.orghttps://git.kernel.org/stable/c/d5b0473707fa53b03a5db0256ce62b2874bddbc7
• git.kernel.orghttps://git.kernel.org/stable/c/b95483d8d94b41fa31a84c1d86710b7907a37621
• git.kernel.orghttps://git.kernel.org/stable/c/5fdb55c1ac9585eb23bb2541d5819224429e103d