Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix wrong next length validation of ea buffer in smb2_set_ea() There are multiple smb2_ea_info buffers in FILE_FULL_EA_INFORMATION request from client. ksmbd find next smb2_ea_info using ->NextEntryOffset of current smb2_ea_info. ksmbd need to validate buffer length Before accessing the next ea. ksmbd should check buffer length using buf_len, not next variable. next is the start offset of current ea that got from previous ea.

INFO

Published Date :

2025-08-16T13:27:58.227Z

Last Modified :

2025-08-19T05:47:15.732Z

Source :

Linux
AFFECTED PRODUCTS

The following products are affected by CVE-2023-4130 vulnerability.

Vendors Products
Linux
  • Linux Kernel
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2023-4130.

URL Resource
https://git.kernel.org/stable/c/4bf629262f9118ee91b1c3a518ebf2b3bcb22180 cve-icon cve-icon
https://git.kernel.org/stable/c/79ed288cef201f1f212dfb934bcaac75572fb8f6 cve-icon cve-icon
https://git.kernel.org/stable/c/aeb974907642be095e38ecb1a400ca583958b2b0 cve-icon cve-icon
https://git.kernel.org/stable/c/f339d76a3a972601d0738b881b099d49ebbdc3a2 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025081602-CVE-2023-4130-a1c9@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2023-4130 cve-icon
https://www.cve.org/CVERecord?id=CVE-2023-4130 cve-icon
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