CVE-2023-1476

A use-after-free flaw was found in the Linux kernel’s mm/mremap memory address space accounting source code. This issue occurs due to a race condition between rmap walk and mremap, allowing a local user to crash the system or potentially escalate their privileges on the system.

CVSS v3 7.0 HIGH

7.0^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.0 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/errata/RHSA-2023:1659	Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-1476	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2176035	Issue Tracking
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=97113eb39fa7972722ff490b947d8af023e1f6a2	Mailing List Patch
https://access.redhat.com/errata/RHSA-2023:1659	Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-1476	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2176035	Issue Tracking
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=97113eb39fa7972722ff490b947d8af023e1f6a2	Mailing List Patch

Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_eus:8.8:::::::*
	cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0_ppc64le:::::::*
	cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.8_ppc64le:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_tus:8.8:::::::*

History

21 Nov 2024, 07:39

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-11-03 09:15

Updated : 2024-11-21 07:39

NVD link : CVE-2023-1476

Mitre link : CVE-2023-1476

CVE.ORG link : CVE-2023-1476

JSON object : View

Products Affected

redhat

enterprise_linux
enterprise_linux_for_power_little_endian_eus
enterprise_linux_for_power_little_endian
enterprise_linux_server_tus
enterprise_linux_eus

linux

linux_kernel

CWE

CWE-416

Use After Free

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