CVE-2025-39929

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path During tests of another unrelated patch I was able to trigger this error: Objects remaining on __kmem_cache_shutdown()

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/0991418bf98f191d0c320bd25245fcffa1998c7e	Patch
https://git.kernel.org/stable/c/3d7c075c878ac844e33c43e506c2fa27ac7e9689	Patch
https://git.kernel.org/stable/c/5aa69aabcb275a8012265233c7694076ce1d9102
https://git.kernel.org/stable/c/922338efaad63cfe30d459dfc59f9d69ff93ded4	Patch
https://git.kernel.org/stable/c/aa4cf7615328eae44f3b4bf5f4fde3fb390c27c6
https://git.kernel.org/stable/c/daac51c7032036a0ca5f1aa419ad1b0471d1c6e0	Patch
https://git.kernel.org/stable/c/e7b7a93879558e77d950f1ff9a6f3daa385b33df	Patch
https://cert-portal.siemens.com/productcert/html/ssa-082556.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:6.17:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.17:rc2::::::
	cpe:2.3:o:linux:linux_kernel:6.17:rc3::::::
	cpe:2.3:o:linux:linux_kernel:6.17:rc4::::::
	cpe:2.3:o:linux:linux_kernel:6.17:rc5::::::
	cpe:2.3:o:linux:linux_kernel:6.17:rc6::::::

History

19 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta: smb: cliente: corrige la fuga de smbdirect_recv_io en la ruta de error de smbd_negotiate() Durante las pruebas de otro parche no relacionado pude activar este error: Objetos restantes en __kmem_cache_shutdown()

Information

Published : 2025-10-04 08:15

Updated : 2026-10-19 21:10

NVD link : CVE-2025-39929

Mitre link : CVE-2025-39929

CVE.ORG link : CVE-2025-39929

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

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