CVE-2024-49877

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate When doing cleanup, if flags without OCFS2_BH_READAHEAD, it may trigger NULL pointer dereference in the following ocfs2_set_buffer_uptodate() if bh is NULL.

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/01cb2e751cc61ade454c9bc1aaa2eac1f8197112	Patch
https://git.kernel.org/stable/c/190d98bcd61117a78fe185222d162180f061a6ca
https://git.kernel.org/stable/c/33b525cef4cff49e216e4133cc48452e11c0391e	Patch
https://git.kernel.org/stable/c/46b1edf0536a5291a8ad2337f88c926214b209d9	Patch
https://git.kernel.org/stable/c/4846e72ab5a0726e49ad4188b9d9df091ae78c64	Patch
https://git.kernel.org/stable/c/61b84013e560382cbe7dd56758be3154d43a3988	Patch
https://git.kernel.org/stable/c/d52c5652e7dcb7a0648bbb8642cc3e617070ab49	Patch
https://git.kernel.org/stable/c/df944dc46d06af65a75191183d52be017e6b9dbe	Patch
https://git.kernel.org/stable/c/e68c8323355e8cedfbe0bec7d5a39009f61640b6

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:4.4.204:::::::*
	cpe:2.3:o:linux:linux_kernel:4.9.204:::::::*
	cpe:2.3:o:linux:linux_kernel:4.14.157:::::::*
	cpe:2.3:o:linux:linux_kernel:4.19.87:::::::*

History

No history.

Information

Published : 2024-10-21 18:15

Updated : 2024-11-08 16:15

NVD link : CVE-2024-49877

Mitre link : CVE-2024-49877

CVE.ORG link : CVE-2024-49877

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-476

NULL Pointer Dereference

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