CVE-2023-53315

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 13.7% 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 2026-08-04.

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

2025-09-16 16:11Z11 MO AGO

Last updated

2026-08-05 09:13Z1 MO AGO

Reserved

2025-09-16

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

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

Weaknesses

• CWE-401Missing Release of Memory after Effective LifetimeVariant
• CWE-129Improper Validation of Array IndexVariant

Data version

5.2

Document digest

4ea807a9da1863b82acf316a5717448336636bd137781d6f1d70c2a399ae1dad

• git.kernel.orghttps://git.kernel.org/stable/c/866921dc06b94df91acfcf9359b57da943ed99b3
• git.kernel.orghttps://git.kernel.org/stable/c/3d3f8fe01a01d94a17fe1ae0d2e894049a972717
• git.kernel.orghttps://git.kernel.org/stable/c/068fd06148fbf0af95bb08dc77cff34ee679fdbc
• git.kernel.orghttps://git.kernel.org/stable/c/67459491f78146bcf7d93596e5b709d063dff5d8
• git.kernel.orghttps://git.kernel.org/stable/c/f9fff67d2d7ca6fa8066132003a3deef654c55b1