Executive Summary

Informations
Name CVE-2025-38112 First vendor Publication 2025-07-03
Vendor Cve Last vendor Modification 2025-07-03

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

In the Linux kernel, the following vulnerability has been resolved:

net: Fix TOCTOU issue in sk_is_readable()

sk->sk_prot->sock_is_readable is a valid function pointer when sk resides in a sockmap. After the last sk_psock_put() (which usually happens when socket is removed from sockmap), sk->sk_prot gets restored and sk->sk_prot->sock_is_readable becomes NULL.

This makes sk_is_readable() racy, if the value of sk->sk_prot is reloaded after the initial check. Which in turn may lead to a null pointer dereference.

Ensure the function pointer does not turn NULL after the check.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-38112

Sources (Detail)

https://git.kernel.org/stable/c/1b367ba2f94251822577daed031d6b9a9e11ba91
https://git.kernel.org/stable/c/1e0de7582ceccbdbb227d4e0ddf65732f92526da
https://git.kernel.org/stable/c/2660a544fdc0940bba15f70508a46cf9a6491230
https://git.kernel.org/stable/c/6fa68d7eab34d448a61aa24ea31e68b3231ed20d
https://git.kernel.org/stable/c/8926a7ef1977a832dd6bf702f1a99303dbf15b15
https://git.kernel.org/stable/c/c2b26638476baee154920bb587fc94ff1bf04336
https://git.kernel.org/stable/c/ff55c85a923e043d59d26b20a673a1b4a219c310
Source Url

Alert History

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Date Informations
2025-07-05 02:31:46
  • Multiple Updates
2025-07-05 02:31:17
  • Multiple Updates
2025-07-04 17:20:34
  • Multiple Updates
2025-07-03 13:20:38
  • First insertion