CVE-2022-48644

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 14.2% 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

2024-04-28 13:00Z2 YR AGO

Last updated

2026-05-11 18:44Z3 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
• CWE-824Access of Uninitialized PointerBase

Data version

5.2

Document digest

b026023d659e41616810b621da09b10e62187a0b0e8a094452a06efcc2f6d80e

• git.kernel.orghttps://git.kernel.org/stable/c/d12a1eb07003e597077329767c6aa86a7e972c76
• git.kernel.orghttps://git.kernel.org/stable/c/586def6ebed195f3594a4884f7c5334d0e1ad1bb
• git.kernel.orghttps://git.kernel.org/stable/c/f58e43184226e5e9662088ccf1389e424a3a4cbd
• git.kernel.orghttps://git.kernel.org/stable/c/c7c9c7eb305ab8b4e93e4e4e1b78d8cfcbc26323
• git.kernel.orghttps://git.kernel.org/stable/c/db46e3a88a09c5cf7e505664d01da7238cd56c92