CVE-2021-47307

In the Linux kernel, the following vulnerability has been resolved: cifs: prevent NULL deref in cifs_compose_mount_options() The optional @ref parameter might contain an NULL node_name, so prevent dereferencing it in cifs_compose_mount_options(). Addresses-Coverity: 1476408 ("Explicit null dereferenced")

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/03313d1c3a2f086bb60920607ab79ac8f8578306	Patch
https://git.kernel.org/stable/c/ae3d181f4e912f51af7776ea165f199b16fc165d	Patch
https://git.kernel.org/stable/c/e58c162789becede894d3e94c0ce6695a2ef5796	Patch
https://git.kernel.org/stable/c/f7d1fa65e74263d11f90ddd33b4d4cd905a93759	Patch
https://git.kernel.org/stable/c/03313d1c3a2f086bb60920607ab79ac8f8578306	Patch
https://git.kernel.org/stable/c/ae3d181f4e912f51af7776ea165f199b16fc165d	Patch
https://git.kernel.org/stable/c/e58c162789becede894d3e94c0ce6695a2ef5796	Patch
https://git.kernel.org/stable/c/f7d1fa65e74263d11f90ddd33b4d4cd905a93759	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::::::::

History

No history.

Information

Published : 2024-05-21 15:15

Updated : 2024-12-26 18:44

NVD link : CVE-2021-47307

Mitre link : CVE-2021-47307

CVE.ORG link : CVE-2021-47307

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-476

NULL Pointer Dereference

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