DEBIAN-CVE-2026-31669

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix slab-use-after-free in inetlookupestablished The ehash table lookups are lockless and rely on SLABTYPESAFEBYRCU to guarantee socket memory stability during RCU read-side critical sections. Both tcpprot and tcpv6prot ha...

The vulnerabilities of the functions mptcp_sendmsg_frag() and mptcp_subflow_get_send() in the module net/mptcp/protocol.c, which are part of the MPTCP protocol implementation in Linux kernel, allow attackers to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerabilities of the functions mptcpsendmsgfrag and mptcpsubflowgetsend in the net/mptcp/protocol.c module of the Linux operating system’s MPTCP implementation are related to insufficient resource locking. Exploiting these vulnerabilities could allow an attacker to compromise the...

Azure Linux 3.0 Security Update: kernel (CVE-2024-45010)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-45010 advisory. - In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: only mark 'subflow' endp as...

NewStart CGSL MAIN 7.02 : kernel Multiple Vulnerabilities (NS-SA-2025-0253)

The remote NewStart CGSL host, running version MAIN 7.02, has kernel packages installed that are affected by multiple vulnerabilities: - In the Linux kernel, the following vulnerability has been resolved: rapidio: fix an API misues when rioaddnet fails rioaddnet calls deviceregister and fails whe...

CVE-2022-50071 mptcp: move subflow cleanup in mptcp_destroy_common()

In the Linux kernel, the following vulnerability has been resolved: mptcp: move subflow cleanup in mptcpdestroycommon If the mptcp socket creation fails due to a CGROUPINETSOCKCREATE eBPF program, the MPTCP protocol ends-up leaking all the subflows: the related cleanup happens in mptcpdestroysock...

CVE-2022-50071

In the Linux kernel, the following vulnerability has been resolved: mptcp: move subflow cleanup in mptcpdestroycommon If the mptcp socket creation fails due to a CGROUPINETSOCKCREATE eBPF program, the MPTCP protocol ends-up leaking all the subflows: the related cleanup happens in mptcpdestroysock...

SUSE-SU-2025:20344-1 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-2024-28956: x86/ibt: Keep IBT disabled during alternative patching bsc1242006. - CVE-2024-35840: mptcp: use OPTIONMPTCPMPJSYNACK in...

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...

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...

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...

UBUNTU-CVE-2021-47242

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix soft lookup in subflowerrorreport Maxim reported a soft lookup in subflowerrorreport: watchdog: BUG: soft lockup - CPU0 stuck for 22s! swapper/0:0 RIP: 0010:nativequeuedspinlockslowpath RSP: 0018:ffffa859c0003bc0 EFLAG...

UBUNTU-CVE-2024-35894

In the Linux kernel, the following vulnerability has been resolved: mptcp: prevent BPF accessing lowat from a subflow socket. Alexei reported the following splat: WARNING: CPU: 32 PID: 3276 at net/mptcp/subflow.c:1430 subflowdataready+0x147/0x1c0 Modules linked in: dummy bpftestmodO last unloaded...

CVE-2024-26781 mptcp: fix possible deadlock in subflow diag

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix possible deadlock in subflow diag Syzbot and Eric reported a lockdep splat in the subflow diag: WARNING: possible circular locking dependency detected 6.8.0-rc4-syzkaller-00212-g40b9385dd8e6 0 Not tainted...

PT-2022-33417 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.19.4 Description: The issue concerns the mptcp subflow cleanup in the mptcp destroy common function. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...