CVE-2022-49256

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

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

EPSS percentile

Ranks above 17.3% 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

2025-02-26 01:56Z1 YR AGO

Last updated

2026-05-11 18:56Z3 MO AGO

Reserved

2025-02-26

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
• CWE-772Missing Release of Resource after Effective LifetimeBase

Data version

5.2

Document digest

3d8b721c0555225b2c8fba765d6e7f294144c79e0769770c141245faaca25e9b

• git.kernel.orghttps://git.kernel.org/stable/c/9d92be1a09fbb3dd65600dbfe7eedb40e7228e4b
• git.kernel.orghttps://git.kernel.org/stable/c/f69aecb49968e14196366bbe896eab0a904229f5
• git.kernel.orghttps://git.kernel.org/stable/c/7e8c9b0df07a77f0d072603b8ced2677e30e1893
• git.kernel.orghttps://git.kernel.org/stable/c/31824613a42aacdcbeb325bf07a1c8247a11ebe2
• git.kernel.orghttps://git.kernel.org/stable/c/3d8dcf278b1ee1eff1e90be848fa2237db4c07a7