CVE-2021-46985

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

Equal to or higher than the score of 16.0% 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

2024-02-28 08:13Z2 YR AGO

Last updated

2026-05-23 15:18Z5 MO AGO

Reserved

2024-02-27

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-401Missing Release of Memory after Effective LifetimeVariant

Data version

5.2

Document digest

521b3573ba15a1b14a190b9ed2951882bfa857cae0d3b1462fa940a3d98f1eea

• git.kernel.orghttps://git.kernel.org/stable/c/6901a4f795e0e8d65ae779cb37fc22e0bf294712
• git.kernel.orghttps://git.kernel.org/stable/c/5ab9857dde7c3ea3faef6b128d718cf8ba98721b
• git.kernel.orghttps://git.kernel.org/stable/c/69cc821e89ce572884548ac54c4f80eec7a837a5
• git.kernel.orghttps://git.kernel.org/stable/c/dafd4c0b5e835db020cff11c74b4af9493a58e72
• git.kernel.orghttps://git.kernel.org/stable/c/e2381174daeae0ca35eddffef02dcc8de8c1ef8a
• git.kernel.orghttps://git.kernel.org/stable/c/c5c8f6ffc942cf42f990f22e35bcf4cbe9d8c2fb
• git.kernel.orghttps://git.kernel.org/stable/c/a7e17a8d421ae23c920240625b4413c7b94d94a4
• git.kernel.orghttps://git.kernel.org/stable/c/0c8bd174f0fc131bc9dfab35cd8784f59045da87