CVE-2022-49455

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 ImpacttotalSuccessful exploitation gives total 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

0.27% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 19.2% 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

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 02:13Z1 YR AGO

Last updated

2026-05-11 19:00Z3 MO AGO

Reserved

2025-02-26

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-415Double FreeVariant

Data version

5.2

Document digest

565e984e5c04485b947059def3dcdd38b0d0e305b1ed12e6bd76c151ed696f90

• git.kernel.orghttps://git.kernel.org/stable/c/de65c32ace9aa70d51facc61ba986607075e3a25
• git.kernel.orghttps://git.kernel.org/stable/c/ee89d8dee55ab4b3b8ad8b70866b2841ba334767
• git.kernel.orghttps://git.kernel.org/stable/c/8fb674216835e1f0c143762696d645facebb4685
• git.kernel.orghttps://git.kernel.org/stable/c/252768d32e92c1214aeebb5fec0844ca479bcf5c
• git.kernel.orghttps://git.kernel.org/stable/c/9e9087cf34ee69f4e95d146ac29385d6e367a97b
• git.kernel.orghttps://git.kernel.org/stable/c/950cf957fe34d40d63dfa3bf3968210430b6491e