CVE-2023-53827

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

0.38% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 31.0% of scored records. A rank, not a probability.

NVD base score

8.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Deferred. 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

2025-12-09 01:29Z9 MO AGO

Last updated

2026-08-05 09:16Z1 MO AGO

Reserved

2025-12-09

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-416Use After FreeVariant

Data version

5.2

Document digest

29ed4534e92aa7d2019c2bf0aa2541b3e0bcbab377f8513710bfd490ed2a007d

• git.kernel.orghttps://git.kernel.org/stable/c/f2d38e77aa5f3effc143e7dd24da8acf02925958
• git.kernel.orghttps://git.kernel.org/stable/c/1351551aa9058e07a20a27a158270cf84fcde621
• git.kernel.orghttps://git.kernel.org/stable/c/c02421992505c95c7f3c9ad59ee35e22eac60988
• git.kernel.orghttps://git.kernel.org/stable/c/d9ba36c22a7bb09d6bac4cc2f243eff05da53f43
• git.kernel.orghttps://git.kernel.org/stable/c/ac6725a634f7e8c0330610a8527f20c730b61115
• git.kernel.orghttps://git.kernel.org/stable/c/348d446762e7c70778df8bafbdf3fa0df2123f58
• git.kernel.orghttps://git.kernel.org/stable/c/d82a439c3cfdb28aa7e82e2e849c5c4dd9fca284
• git.kernel.orghttps://git.kernel.org/stable/c/a2a9339e1c9deb7e1e079e12e27a0265aea8421a