CVE-2022-49571 tcp: Fix data-races around sysctl_tcp_max_reordering.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctltcpmaxreordering. While reading sysctltcpmaxreordering, it can be changed concurrently. Thus, we need to add READONCE to its readers...

PT-2025-8504 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A data-race issue exists around sysctl tcp max reordering in the Linux kernel. The value of sysctl tcp max reordering can be changed concurrently while it is being read, which requires...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from tcp not properly handling tp-sndcwnd access and settings...

The vulnerability of the sctp component in the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the sctp component in the Linux operating system’s kernel is related to the assignment of the NULL pointer. Exploiting this vulnerability can allow an attacker to cause a service failure...

Security Bulletin: This Power System update is being released to address CVE-2023-52881

Summary This affects the BMC's network transmission control protocol TCP interface which affects aspects of interfaces that use TCP including the BMC's secure shell SSH, HTTPS interfaces including the BMC's webserver, REST APIs, and ASMi web application, and event and subscriptions services. An...

The vulnerability in the implementation of the Control and Provisioning of Wireless Access Points (CAPWAP) protocol for the FortiOS operating system allows a hacker to execute arbitrary code or commands.

The vulnerability of the Control and Provisioning of Wireless Access Points CAPWAP implementation in the FortiOS operating system is related to buffer overflow in the stack. Exploiting this vulnerability allows a remote attacker to execute arbitrary code or commands by sending specially crafted U...

Cente middleware TCP/IP Network Series 缓冲区错误漏洞

The Cente middleware TCP/IP Network Series is a series of network devices from Cente Japan. A buffer error vulnerability exists in Cente middleware TCP/IP Network Series that stems from improper checking of TCP MSS option values, resulting in an out-of-bounds read vulnerability...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: SCTP: Set skstate back to CLOSED if autobind fails in sctplistenstart. In sctplistenstart called by sctpinetlisten, it should set skstate back to CLOSED if sctpautobind fails for any reason. Otherwise, the next time...

Astra Linux – Vulnerability in bind9

A malicious client can send numerous DNS messages via TCP, potentially causing the server to become unstable during the attack. The server may recover after the attack stops. The use of ACLs will not mitigate this attack. This issue affects BIND 9 versions 9.18.1 through 9.18.27, 9.19.0 through...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nvmet: The cqe.result field must always be initialized. The specification does not require that the first two double-word fields also known as “results” for a command queue entry need to be set to 0 when they are not used this is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nvme: tcp: avoid race between queuelock lock and destroy Commit 76d54bf20cdc "nvme-tcp: don’t access released sockets during error recovery" added a mutexlock call for the queue-queuelock in nvmetcpgetaddress. However, the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Slip: Make slhcremember more robust against malicious packets. syzbot found that slhcremember lacked checks against malicious packets 1. slhcremember only checks that the packet’s size is at least 20 bytes, which is...

The vulnerability of the TCP component in the Linux operating system’s kernel allows a hacker to trigger a service failure.

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

nvme: tcp: avoid race between queue_lock lock and destroy

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kernel: tcp/dccp: Don't use timer_pending() in reqsk_queue_unlink().

A use-after-free UAF vulnerability was found and fixed in the Linux kernel's TCP subsystem related to request socket reqsk timers during handshake handling. This issue stems from a race condition caused by relying on timerpending in reqskqueueunlink. This could result in the timer continuing to r...

PT-2025-2383

Name of the Vulnerable Software and Affected Versions: OpenAirInterface CN5G AMF oai-cn5g-amf versions up to v2.0.0 Description: The issue is related to improper file descriptor handling for closed connections, which allows attackers to cause a Denial of Service DoS by repeatedly establishing SCT...

DEBIAN-CVE-2025-21637

In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: udpport: 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...

DEBIAN-CVE-2025-21636

In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: plpmtudprobeinterval: 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 fro...

DEBIAN-CVE-2025-21638

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...

The vulnerability of the sctp_v6_available() function in the net/sctp/ipv6.c module of the Linux operating system’s SCTP protocol implementation allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the sctpv6available function in the net/sctp/ipv6.c module of the Linux operating system’s SCTP protocol implementation is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...