CVE-2023-54310

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

0.16% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 5.2% 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

Deferred. NVD last modified this record on 2026-08-04.

Red Hat severity

Low. 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

2025-12-30 12:23Z8 MO AGO

Last updated

2026-08-05 09:19Z1 MO AGO

Reserved

2025-12-30

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-364Signal Handler Race ConditionBase

Data version

5.2

Document digest

ee64a42d41066e5f4973ef53c9e8be9a666b68a10429db552efbf721f77021e3

• git.kernel.orghttps://git.kernel.org/stable/c/92f869693d84e813895ff4d25363744575515423
• git.kernel.orghttps://git.kernel.org/stable/c/60c8645ad6f5b722615383d595d63b62b07a13c3
• git.kernel.orghttps://git.kernel.org/stable/c/410e610a96c52a7b41e2ab6c9ca60868d9acecce
• git.kernel.orghttps://git.kernel.org/stable/c/697f92f8317e538d8409a0c95d6370eb40b34c05
• git.kernel.orghttps://git.kernel.org/stable/c/e84282efc87f2414839f6e15c31b4daa34ebaac1
• git.kernel.orghttps://git.kernel.org/stable/c/9c6da3b7f12528cd52c458b33496a098b838fcfc
• git.kernel.orghttps://git.kernel.org/stable/c/48daa4a3015d859ee424948844ce3c12f2fe44e6
• git.kernel.orghttps://git.kernel.org/stable/c/f486893288f3e9b171b836f43853a6426515d800