CVE-2022-49956

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

0.21% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 11.8% 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 2026-08-04.

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

2025-06-18 11:00Z1 YR AGO

Last updated

2026-08-05 08:56Z1 MO AGO

Reserved

2025-06-18

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.0)

CNA CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-416Use After FreeVariant

Data version

5.2

Document digest

650b3947cc4b8a4fa3334154456505bd99be4817c2305aa3ca70f931801102b1

• git.kernel.orghttps://git.kernel.org/stable/c/7dce6b0ee7d78667d6c831ced957a08769973063
• git.kernel.orghttps://git.kernel.org/stable/c/376e15487fec837301d888068a3fcc82efb6171a
• git.kernel.orghttps://git.kernel.org/stable/c/9fd6170c5e2d0ccd027abe26f6f5ffc528e1bb27
• git.kernel.orghttps://git.kernel.org/stable/c/d0aac7146e96bf39e79c65087d21dfa02ef8db38
• git.kernel.orghttps://git.kernel.org/stable/c/19e3f69d19801940abc2ac37c169882769ed9770
• git.kernel.orghttps://git.kernel.org/stable/c/dc02aaf950015850e7589696521c7fca767cea77
• git.kernel.orghttps://git.kernel.org/stable/c/b1727def850904e4b8ba384043775672841663a1
• git.kernel.orghttps://git.kernel.org/stable/c/e230a4455ac3e9b112f0367d1b8e255e141afae0