CVE-2023-45898 - Vulnerability Details - OpenCVE

ReportizFlow

The Linux kernel before 6.5.4 has an es1 use-after-free in fs/ext4/extents_status.c, related to ext4_es_insert_extent.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Linux	Linux Kernel

Configuration 1 [-]

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.4
https://cert-portal.siemens.com/productcert/html/ssa-265688.html
https://cert-portal.siemens.com/productcert/html/ssa-398330.html
https://github.com/torvalds/linux/commit/768d612f79822d30a1e7d132a4d4b05337ce42ec
https://lkml.org/lkml/2023/8/13/477
https://lore.kernel.org/lkml/aa03f191-445c-0d2e-d6d7-0a3208d7df7a%40huawei.com/T/
https://nvd.nist.gov/vuln/detail/CVE-2023-45898
https://www.cve.org/CVERecord?id=CVE-2023-45898
https://www.spinics.net/lists/stable-commits/msg317086.html

History

Tue, 12 May 2026 11:30:00 +0000

Type	Values Removed	Values Added
References		https://cert-portal.siemens.com/productcert/html/ssa-265688.html https://cert-portal.siemens.com/productcert/html/ssa-398330.html

Thu, 01 May 2025 16:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-10-16T00:00:00.000Z

Updated: 2026-05-12T10:52:31.363Z

Reserved: 2023-10-16T00:00:00.000Z

Link: CVE-2023-45898

Vulnrichment

Updated: 2024-08-02T20:29:32.569Z

NVD

Status : Modified

Published: 2023-10-16T03:15:09.320

Modified: 2026-05-12T11:16:14.173

Link: CVE-2023-45898

Redhat

Severity : Important

Publid Date: 2023-10-23T00:00:00Z

Links: CVE-2023-45898 - Bugzilla

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