CVE-2023-53445

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

0.15% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 4.6% 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

2025-09-18 16:04Z11 MO AGO

Last updated

2026-08-05 09:14Z1 MO AGO

Reserved

2025-09-17

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-664Improper Control of a Resource Through its LifetimePillar

Data version

5.2

Document digest

003ac16fba482395ca127ad59d89ea40b53e498c0e427109bd55fce9ff6c6d4d

• git.kernel.orghttps://git.kernel.org/stable/c/98a9cd82c541ef6cbdb829cd6c05cbbb471e373c
• git.kernel.orghttps://git.kernel.org/stable/c/b9ba5906c42089f8e1d0001b7b50a7940f086cbb
• git.kernel.orghttps://git.kernel.org/stable/c/aa95efa187b4114075f312b3c4680d050b56fdec
• git.kernel.orghttps://git.kernel.org/stable/c/48a07f6e00d305597396da4d7494b81cec05b9d3
• git.kernel.orghttps://git.kernel.org/stable/c/44d807320000db0d0013372ad39b53e12d52f758