CVE-2023-53569

In the Linux kernel, the following vulnerability has been resolved: ext2: Check block size validity during mount Check that log of block size stored in the superblock has sensible value. Otherwise the shift computing the block size can overflow leading to undefined behavior.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/0ebfaf14150f55550cffb1148ed3920143c7a69c	Patch
https://git.kernel.org/stable/c/22ab5fed07ad4b206ea910fd0132d1a0d4831584	Patch
https://git.kernel.org/stable/c/451b98155be5dfee05bc6e7c8b30c0be4add3f71	Patch
https://git.kernel.org/stable/c/62aeb94433fcec80241754b70d0d1836d5926b0a	Patch
https://git.kernel.org/stable/c/99f8a15af6c9f0653193104a9e70891f950c6001	Patch
https://git.kernel.org/stable/c/c2e7776843a953fd7e48895c3880c277f996193e	Patch
https://git.kernel.org/stable/c/c4813f858e5c3e4c4659ce95385c1c400c593e1e	Patch
https://git.kernel.org/stable/c/e6f4fb28890c1361e0db9eb1adee3fc04e7fe7f5	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:2.6.12:-::::::
	cpe:2.3:o:linux:linux_kernel:2.6.12:rc2::::::
	cpe:2.3:o:linux:linux_kernel:2.6.12:rc3::::::
	cpe:2.3:o:linux:linux_kernel:2.6.12:rc4::::::
	cpe:2.3:o:linux:linux_kernel:2.6.12:rc5::::::

History

No history.

Information

Published : 2025-10-04 16:15

Updated : 2026-03-21 01:02

NVD link : CVE-2023-53569

Mitre link : CVE-2023-53569

CVE.ORG link : CVE-2023-53569

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo

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