CVE-2021-46905

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

0.26% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 17.9% 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

Modified. 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

2024-02-25 14:03Z2 YR AGO

Last updated

2026-05-23 15:18Z3 MO AGO

Reserved

2024-02-25

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

Data version

5.2

Document digest

afa4c274f79328c9eac6d2014646d3cb5719e661fc4467333a96c92fdcb5504a

• git.kernel.orghttps://git.kernel.org/stable/c/5871761c5f0f20d6e98bf3b6bd7486d857589554
• git.kernel.orghttps://git.kernel.org/stable/c/0c71d4c89559f72cec2592d078681a843bce570e
• git.kernel.orghttps://git.kernel.org/stable/c/24b699bea7553fc0b98dad9d864befb6005ac7f1
• git.kernel.orghttps://git.kernel.org/stable/c/5c17cfe155d21954b4c7e2a78fa771cebcd86725
• git.kernel.orghttps://git.kernel.org/stable/c/d7fad2ce15bdbbd0fec3ebe999fd7cab2267f53e
• git.kernel.orghttps://git.kernel.org/stable/c/90642ee9eb581a13569b1c0bd57e85d962215273
• git.kernel.orghttps://git.kernel.org/stable/c/0f000005da31f6947f843ce6b3e3a960540c6e00
• git.kernel.orghttps://git.kernel.org/stable/c/41c44e1f3112d7265dae522c026399b2a42d19ef
• git.kernel.orghttps://git.kernel.org/stable/c/2ad5692db72874f02b9ad551d26345437ea4f7f3