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This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Description
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.
Metrics
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OR
*cpe:2.3:a:redhat:codeready_linux_builder:8.0:*:*:*:*:*:*:*
*cpe:2.3:a:redhat:codeready_linux_builder_for_arm64:8.0_aarch64:*:*:*:*:*:*:*
*cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian:8.0_ppc64le:*:*:*:*:*:*:*
*cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
*cpe:2.3:o:redhat:enterprise_linux_for_arm_64:8.0_aarch64:*:*:*:*:*:*:*
*cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0_s390x:*:*:*:*:*:*:*
*cpe:2.3:o:redhat:enterprise_l
Changed
Reference Type
https://access.redhat.com/errata/RHSA-2023:6901 No Types Assigned
https://access.redhat.com/errata/RHSA-2023:6901 Third Party Advisory
Changed
Reference Type
https://access.redhat.com/errata/RHSA-2023:7077 No Types Assigned
https://access.redhat.com/errata/RHSA-2023:7077 Third Party Advisory
Changed
Reference Type
https://access.redhat.com/errata/RHSA-2023:7539 No Types Assigned
https://access.redhat.com/errata/RHSA-2023:7539 Third Party Advisory
CVE Modified by Red Hat, Inc.11/28/2023 1:15:09 PM
Action
Type
Old Value
New Value
Added
Reference
Red Hat, Inc. https://access.redhat.com/errata/RHSA-2023:7539 [No types assigned]
CVE Modified by Red Hat, Inc.11/14/2023 4:15:14 PM
Action
Type
Old Value
New Value
Added
Reference
Red Hat, Inc. https://access.redhat.com/errata/RHSA-2023:6901 [No types assigned]
Added
Reference
Red Hat, Inc. https://access.redhat.com/errata/RHSA-2023:7077 [No types assigned]
CVE Modified by Red Hat, Inc.11/06/2023 11:22:54 PM
Action
Type
Old Value
New Value
Added
CWE
Red Hat, Inc. CWE-366
Initial Analysis by NIST10/05/2023 12:58:45 PM
Action
Type
Old Value
New Value
Added
CPE Configuration
OR
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 5.13.19
Added
CPE Configuration
OR
*cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
Added
CVSS V3.1
NIST AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Added
CWE
NIST CWE-362
Changed
Reference Type
https://access.redhat.com/security/cve/CVE-2023-4732 No Types Assigned
https://access.redhat.com/security/cve/CVE-2023-4732 Third Party Advisory
Changed
Reference Type
https://bugzilla.redhat.com/show_bug.cgi?id=2236982 No Types Assigned
https://bugzilla.redhat.com/show_bug.cgi?id=2236982 Issue Tracking, Third Party Advisory
CVE Modified by Red Hat, Inc.10/04/2023 8:15:10 AM
Action
Type
Old Value
New Value
Changed
Description
A flaw was found in the Linux Kernel's memory management subsytem. A task exits and releases a 2MB page in a vma (vm_area_struct) and hits the BUG statement in pfn_swap_entry_to_page() referencing pmd_t x.
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.
Quick Info
CVE Dictionary Entry: CVE-2023-4732 NVD
Published Date: 10/03/2023 NVD
Last Modified: 01/25/2024
Source: Red Hat, Inc.