CVE-2021-47095

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

0.23% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 13.5% 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

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

2024-03-04 18:10Z2 YR AGO

Last updated

2026-05-11 13:47Z3 MO AGO

Reserved

2024-02-29

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-476NULL Pointer DereferenceBase
• CWE-402Transmission of Private Resources into a New Sphere ('Resource Leak')Class

Data version

5.2

Document digest

8cac42255e78e90bc69d7fa6202eb6750c3ee3fccd90c423877c4965dd72ebd7

• git.kernel.orghttps://git.kernel.org/stable/c/8efd6a3391f7b0b19fb0c38e50add06ca30c94af
• git.kernel.orghttps://git.kernel.org/stable/c/1f6ab847461ce7dd89ae9db2dd4658c993355d7c
• git.kernel.orghttps://git.kernel.org/stable/c/77a7311ca167aa5b7055c549a940a56e73ee5f29
• git.kernel.orghttps://git.kernel.org/stable/c/34f35f8f14bc406efc06ee4ff73202c6fd245d15