CVE-2023-4732

Medium

A flaw was found in pfn_swap_entry_to_page in memory management subsystem in the Linux Kernel. In this flaw, an attacker with a local user privilege may cause a denial of service problem due to a BUG statement referencing pmd_t x.

Package Linux Kernel
Published 2023-10-03
Last modified 2024-11-21
CVSS version 3.1
Patch available
Awaiting data

CVSS 3.1 score

4.7

out of 10
Medium
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High
Vector string
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness type

CWE-366

CVE-2023-4732 is classified as CWE-366

See CWE-366 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2023-4732 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2023-4732?

    CVE-2023-4732 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.7 out of 10 . CVE-2023-4732 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2023-4732?

    CVE-2023-4732 has a CVSS score of 4.7 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H .

  • Is there a patch available for CVE-2023-4732?

    No patch is currently available for CVE-2023-4732. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2023-4732 actively exploited?

    No — CVE-2023-4732 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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