CVE-2023-53356

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

0.18% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 8.3% 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

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

2025-09-17 14:56Z11 MO AGO

Last updated

2026-05-11 19:43Z3 MO AGO

Reserved

2025-09-16

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Medium (CVSS 5.5)

CNA CVSS vector

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

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

554f6f707f2f29d50efb31f9de8b49c111494c68a51af928857434d4f876032d

• git.kernel.orghttps://git.kernel.org/stable/c/2788a3553f7497075653210b42e2aeb6ba95e28e
• git.kernel.orghttps://git.kernel.org/stable/c/a8ea7ed644cbf6314b5b0136b5398754b549fb8f
• git.kernel.orghttps://git.kernel.org/stable/c/e60a827ac074ce6bd58305fe5a86afab5fce6a04
• git.kernel.orghttps://git.kernel.org/stable/c/374447e3367767156405bedd230c5d391f4b7962
• git.kernel.orghttps://git.kernel.org/stable/c/2f6ecb89fe8feb2b60a53325b0eeb9866d88909a