CVE-2024-50277

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4.7 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.0 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

I

n the Linux kernel, the following vulnerability has been resolved: dm: fix a crash if blk_alloc_disk fails If blk_alloc_disk fails, the variable md->disk is set to an error value. cleanup_mapped_device will see that md->disk is non-NULL and it will attempt to access it, causing a crash on this statement "md->disk->private_data = NULL;".

References
Link Resource
https://git.kernel.org/stable/c/d7aec2a06730b774a97caaf48cbbc58330a85829 Patch
https://git.kernel.org/stable/c/fed13a5478680614ba97fc87e71f16e2e197912e Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc6:*:*:*:*:*:*
History

27 Nov 2024, 15:30

Type Values Removed Values Added
CWE CWE-476
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 4.7
First Time Linux
Linux linux Kernel
References () https://git.kernel.org/stable/c/d7aec2a06730b774a97caaf48cbbc58330a85829 - () https://git.kernel.org/stable/c/d7aec2a06730b774a97caaf48cbbc58330a85829 - Patch
References () https://git.kernel.org/stable/c/fed13a5478680614ba97fc87e71f16e2e197912e - () https://git.kernel.org/stable/c/fed13a5478680614ba97fc87e71f16e2e197912e - Patch
CPE cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

19 Nov 2024, 21:57

Type Values Removed Values Added
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: dm: corrige un bloqueo si blk_alloc_disk falla Si blk_alloc_disk falla, la variable md->disk se establece en un valor de error. cleanup_mapped_device verá que md->disk no es NULL e intentará acceder a él, lo que provocará un bloqueo en esta declaración "md->disk->private_data = NULL;".

19 Nov 2024, 02:16

Type Values Removed Values Added
New CVE
Information

Published : 2024-11-19 02:16

Updated : 2025-10-01 21:16

NVD link : CVE-2024-50277

Mitre link : CVE-2024-50277

CVE.ORG link : CVE-2024-50277

JSON object : View

Products Affected

linux

CWE
CWE-476

NULL Pointer Dereference