UBUNTU-CVE-2025-23145

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix NULL pointer in canacceptnewsubflow When testing valkey benchmark tool with MPTCP, the kernel panics in 'mptcpcanacceptnewsubflow' because subflowreq-msk is NULL. Call trace: mptcpcanacceptnewsubflow...

CVE-2025-23145

Summary (CVE-2025-23145) : Linux kernel MPTCP component fix for a NULL pointer dereference in can_accept_new_subflow when subflow_req->msk is NULL. The issue could occur when a SYN-ACK is received twice in quick succession and the ownership of subflow_req->msk is transferred to the first su...

CVE-2025-23145 mptcp: fix NULL pointer in can_accept_new_subflow

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix NULL pointer in canacceptnewsubflow When testing valkey benchmark tool with MPTCP, the kernel panics in 'mptcpcanacceptnewsubflow' because subflowreq-msk is NULL. Call trace: mptcpcanacceptnewsubflow...

CVE-2025-23145 mptcp: fix NULL pointer in can_accept_new_subflow

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix NULL pointer in canacceptnewsubflow When testing valkey benchmark tool with MPTCP, the kernel panics in 'mptcpcanacceptnewsubflow' because subflowreq-msk is NULL. Call trace: mptcpcanacceptnewsubflow...

Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2024-27415: netfilter: brnetfilter: skip conntrack input hook for promisc packets bsc1224757. CVE-2024-50038: netfilter: xtables: fix typo causing so...

Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2024-27415: netfilter: brnetfilter: skip conntrack input hook for promisc packets bsc1224757. CVE-2024-50038: netfilter: xtables: fix typo causing so...

SUSE-SU-2025:20283-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-27415: netfilter: brnetfilter: skip conntrack input hook for promisc packets bsc1224757. - CVE-2024-50038: netfilter: xtables: fix typo causin...

Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2023-52927: netfilter: allow exp not to be removed in nfctfindexpectation bsc1239644. CVE-2024-26708: mptcp: fix inconsistent state on fastopen race...

SUSE-SU-2025:20192-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2023-52927: netfilter: allow exp not to be removed in nfctfindexpectation bsc1239644. - CVE-2024-26708: mptcp: fix inconsistent state on fastopen race...

SUSE-SU-2025:20190-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2023-52927: netfilter: allow exp not to be removed in nfctfindexpectation bsc1239644. - CVE-2024-26708: mptcp: fix inconsistent state on fastopen...

Security update for kernel-livepatch-MICRO-6-0-RT_Update_3

This update for kernel-livepatch-MICRO-6-0-RTUpdate3 fixes the following issues: CVE-2024-45016: Fixed netem: fix return value if duplicate enqueue fails bsc1230998 CVE-2024-47684: Fixed tcp: check skb is non-NULL in tcprtodeltaus bsc1231993 CVE-2024-50302: Fixed HID: core: zero-initialize the...

Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2023-52927: netfilter: allow exp not to be removed in nfctfindexpectation bsc1239644. CVE-2024-26708: mptcp: fix inconsistent state on fastopen race...

The vulnerability of the mptcp_subflow_queue_clean() function in the net/mptcp/subflow.c module of the MPTCP protocol implementation in Linux kernel allows a attacker to cause a service failure.

The vulnerability of the mptcpsubflowqueueclean function in the net/mptcp/subflow.c module of the MPTCP protocol implementation in the Linux operating system is related to improper cleaning when handling exceptions. Exploiting this vulnerability can allow a attacker to cause service failures...

The vulnerability of the __mptcp_close_ssk() function in the net/mptcp/protocol.c module of the MPTCP protocol implementation in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the mptcpclosessk function in the net/mptcp/protocol.c module of the MPTCP protocol implementation in the Linux operating system is related to the reutilization of previously released memory. Exploiting this vulnerability could allow an attacker to compromise the...

CVE-2025-21938

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix 'scheduling while atomic' in mptcppmnlappendnewlocaladdr If multiple connection requests attempt to create an implicit mptcp endpoint in parallel, more than one caller may end up in mptcppmnlappendnewlocaladdr because...

DEBIAN-CVE-2025-21938

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix 'scheduling while atomic' in mptcppmnlappendnewlocaladdr If multiple connection requests attempt to create an implicit mptcp endpoint in parallel, more than one caller may end up in mptcppmnlappendnewlocaladdr because...

UBUNTU-CVE-2025-21938

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix 'scheduling while atomic' in mptcppmnlappendnewlocaladdr If multiple connection requests attempt to create an implicit mptcp endpoint in parallel, more than one caller may end up in mptcppmnlappendnewlocaladdr because...

CVE-2025-21938 mptcp: fix 'scheduling while atomic' in mptcp_pm_nl_append_new_local_addr

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix 'scheduling while atomic' in mptcppmnlappendnewlocaladdr If multiple connection requests attempt to create an implicit mptcp endpoint in parallel, more than one caller may end up in mptcppmnlappendnewlocaladdr because...

CVE-2025-21938

CVE-2025-21938 refers to a Linux kernel vulnerability in MPTCP where, when multiple connection requests create an implicit MPTCP endpoint in parallel, concurrent mptcp_pm_nl_get_local_id calls may delete the address entry created by a previous caller. The root cause is risky deletes via synchroni...

CVE-2025-21938 mptcp: fix 'scheduling while atomic' in mptcp_pm_nl_append_new_local_addr

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix 'scheduling while atomic' in mptcppmnlappendnewlocaladdr If multiple connection requests attempt to create an implicit mptcp endpoint in parallel, more than one caller may end up in mptcppmnlappendnewlocaladdr because...