CVE-2021-43057

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.49% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 40.3% 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

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Important. 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

2021-10-28 03:36Z4 YR AGO

Last updated

2024-08-04 03:47Z2 YR AGO

Reserved

2021-10-28

Assigning CNA

mitre

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

5.1

Document digest

0ef9864dac39d26b78a5d37ef95e2f44d72ec61368a7dc9fb2d7ac53a17115c2

• bugs.chromium.orghttps://bugs.chromium.org/p/project-zero/issues/detail?id=2229x_refsource_MISC
• git.kernel.orghttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a3727a8bac0a9e77c70820655fd8715523ba3db7x_refsource_MISC
• cdn.kernel.orghttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.8x_refsource_MISC
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20211125-0001/x_refsource_CONFIRM