ALSA-2025:0065 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: i40e: fix race condition by adding filter's intermediate sync state CVE-2024-53088 kernel: mptcp: cope racing subflow creation in mptcprcvspaceadjust CVE-2024-53122 For more details about...

PT-2026-2905

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.18.0-rc7-05427-g11fc074f6c36 Description The Linux kernel contains a flaw within the MPTCP implementation related to handling subflow context during disconnection. Specifically, if an MPTCP subflow is already i...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 Azure kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2021-47594: mptcp: never allow the PM to close a listener subflow bsc1226560. CVE-2022-48983: iouring: Fix a null-ptr-deref in iotctxexitcb bsc1231959...

mptcp: pm: fix UaF read in mptcp_pm_nl_rm_addr_or_subflow

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SUSE CVE-2024-53122

In the Linux kernel, the following vulnerability has been resolved: mptcp: cope racing subflow creation in mptcprcvspaceadjust Additional active subflows - i.e. created by the in kernel path manager - are included into the subflow list before starting the 3whs. A racing recvmsg spooling data...

CVE-2024-53122

A divide by zero flaw was found in the Linux kernel's Multipath TCP MPTCP. This issue could allow a remote user to crash the system. Mitigation If enabled, you may disable MPTCP support. For more information please read...

DEBIAN-CVE-2024-53122

In the Linux kernel, the following vulnerability has been resolved: mptcp: cope racing subflow creation in mptcprcvspaceadjust Additional active subflows - i.e. created by the in kernel path manager - are included into the subflow list before starting the 3whs. A racing recvmsg spooling data...

AZL-54209 CVE-2024-53122 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: mptcp: cope racing subflow creation in mptcprcvspaceadjust Additional active subflows - i.e. created by the in kernel path manager - are included into the subflow list before starting the 3whs. A racing recvmsg spooling data...

AZL-54255 CVE-2024-53122 affecting package kernel for versions less than 5.15.176.3-1

In the Linux kernel, the following vulnerability has been resolved: mptcp: cope racing subflow creation in mptcprcvspaceadjust Additional active subflows - i.e. created by the in kernel path manager - are included into the subflow list before starting the 3whs. A racing recvmsg spooling data...

UBUNTU-CVE-2024-53122

In the Linux kernel, the following vulnerability has been resolved: mptcp: cope racing subflow creation in mptcprcvspaceadjust Additional active subflows - i.e. created by the in kernel path manager - are included into the subflow list before starting the 3whs. A racing recvmsg spooling data...

CVE-2024-53122 mptcp: cope racing subflow creation in mptcp_rcv_space_adjust

In the Linux kernel, the following vulnerability has been resolved: mptcp: cope racing subflow creation in mptcprcvspaceadjust Additional active subflows - i.e. created by the in kernel path manager - are included into the subflow list before starting the 3whs. A racing recvmsg spooling data...

CVE-2024-53122

In the Linux kernel, the following vulnerability has been resolved: mptcp: cope racing subflow creation in mptcprcvspaceadjust Additional active subflows - i.e. created by the in kernel path manager - are included into the subflow list before starting the 3whs. A racing recvmsg spooling data...

The vulnerability of the mptcp component in Linux kernel, which allows a hacker to cause a service failure

The vulnerability of the mptcp component in the Linux operating system’s kernel is related to errors in resource management within the subflowfinishconnect function. Exploiting this vulnerability can allow a attacker to cause a service failure...

kernel: mptcp: prevent BPF accessing lowat from a subflow socket.

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...

kernel: mptcp: use OPTION_MPTCP_MPJ_SYNACK in subflow_finish_connect()

CVE-2024-35840 is a vulnerability in the Linux kernel’s Multipath TCP MPTCP implementation. It occurs because the subflowfinishconnect function may handle uninitialized data in certain fields if a specific MPTCP option OPTIONMPTCPMPJSYNACK is not correctly set during option parsing. This could le...

kernel: mptcp: really cope with fastopen race

A vulnerability was found in the subflowsimultaneousconnect function in the mptcp component in the Linux kernel, where not all possible subflow states are evaluated, leading to a potential race condition. This issue could lead to undefined network behavior...

UBUNTU-CVE-2024-50185

In the Linux kernel, the following vulnerability has been resolved: mptcp: handle consistently DSS corruption Bugged peer implementation can send corrupted DSS options, consistently hitting a few warning in the data path. Use DEBUGNET assertions, to avoid the splat on some builds and handle...

The vulnerability of the mptcp component in Linux kernel, which allows a hacker to cause a service failure

The vulnerability of the mptcp component in the Linux operating system’s kernel is related to incorrect blocking in the subflowgetinfo function. Exploiting this vulnerability can allow an attacker to cause a service failure...

SUSE CVE-2024-50085

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: fix UaF read in mptcppmnlrmaddrorsubflow Syzkaller reported this splat: ================================================================== BUG: KASAN: slab-use-after-free in mptcppmnlrmaddrorsubflow+0xb44/0xcc0...

UBUNTU-CVE-2024-50085

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: fix UaF read in mptcppmnlrmaddrorsubflow Syzkaller reported this splat: ================================================================== BUG: KASAN: slab-use-after-free in mptcppmnlrmaddrorsubflow+0xb44/0xcc0...