CVE-2026-46150

In the Linux kernel, the following vulnerability has been resolved: fanotify: fix false positive on permission events fsnotify_get_mark_safe() may return false for a mark on an unrelated group, which results in bypassing the permission check. Fix by skipping over detached marks that are not in the current group.

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/04bb66be92f48ed13c3faf1139d892df228789bc	Patch
https://git.kernel.org/stable/c/4a7611ad653785fcdea5ff5f4441e2b7d05b7f11	Patch
https://git.kernel.org/stable/c/7746e3bd4cc19b5092e00d32d676e329bfcb6900	Patch
https://git.kernel.org/stable/c/7baa02b0ae9d17ec5f08836d8ea88ce1927d0678	Patch
https://git.kernel.org/stable/c/895ebbedf88318607c24acc0f591c74b165e1d0a	Patch
https://git.kernel.org/stable/c/a24765332e129c1916d5a6615418b75599b8fcdc	Patch
https://git.kernel.org/stable/c/b7b24b28c8cd55844cab908f4f39dded638d5538	Patch
https://git.kernel.org/stable/c/f130790f1acc8399f32652846c875a251efd040f	Patch
https://cert-portal.siemens.com/productcert/html/ssa-784472.html

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:7.1:rc1::::::

History

19 Oct 2026, 20:18

Type	Values Removed	Values Added
CWE		CWE-863

15 Oct 2026, 02:19

Type	Values Removed	Values Added
References		() https://cert-portal.siemens.com/productcert/html/ssa-784472.html -

Information

Published : 2026-05-28 10:16

Updated : 2026-10-19 20:18

NVD link : CVE-2026-46150

Mitre link : CVE-2026-46150

CVE.ORG link : CVE-2026-46150

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo CWE-863

Incorrect Authorization

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