CVE-2025-21638

CVE-2025-21638 - Linux kernel SCTP sysctl auth_enable is fixed. The issue arises from using the current task’s nsproxy via the net structure (current->nsproxy) when reading sctp. sysctl settings, leading to potential NULL pointer dereference if current task is exiting. The fix replaces direct ...

CVE-2025-21638 sctp: sysctl: auth_enable: avoid using current->nsproxy

In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: authenable: avoid using current-nsproxy As mentioned in a previous commit of this series, using the 'net' structure via 'current' is not recommended for different reasons: - Inconsistency: getting info from the...