Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: added accessors to read/set tp-sndcwnd. Over the years, we’ve had various bugs in the code that broke the assumption that tp-sndcwnd is greater than zero. Recently, syzbot reported that the condition WARNONONCE!tp-priorcwnd...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002716)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002716 advisory. The tcpcwndreduction function in net/ipv4/tcpinput.c in the Linux kernel before 4.3.5 allows remote attackers to cause a denial of service divide-by-zero error and...

EulerOS 2.0 SP11 : kernel (EulerOS-SA-2025-2483)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : scsi: qla2xxx: Fix warning message due to adisc being flushedCVE-2022-49158 scsi: qla2xxx: Implement ref count for SRBCVE-2022-49159 tcp: add...

EulerOS 2.0 SP11 : kernel (EulerOS-SA-2025-2464)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : scsi: qla2xxx: Fix warning message due to adisc being flushedCVE-2022-49158 scsi: qla2xxx: Implement ref count for SRBCVE-2022-49159 tcp: add...

EulerOS 2.0 SP13 : kernel (EulerOS-SA-2025-2296)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : ipv6: fix panic when forwarding a pkt with no in6 devCVE-2022-49048 netfilter: conntrack: revisit gc autotuningCVE-2022-49110 bpf, sockmap: Fix...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987668)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987668 advisory. In the Linux kernel, the following vulnerability has been resolved: tcp: fix tcpmtupprobesuccess vs wrong sndcwnd syzbot got a new report 1 finally pointing to a ver...

SUSE CVE-2022-49325

In the Linux kernel, the following vulnerability has been resolved: tcp: add accessors to read/set tp-sndcwnd We had various bugs over the years with code breaking the assumption that tp-sndcwnd is greater than zero. Lately, syzbot reported the WARNONONCE!tp-priorcwnd added in commit 8b8a321ff72c...

SUSE CVE-2021-47001

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix cwnd update ordering After a reconnect, the reply handler is opening the cwnd and thus enabling more RPC Calls to be sent /before/ rpcrdmapostrecvs can post enough Receive WRs to receive their replies. This causes a...

CVE-2021-47001

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix cwnd update ordering After a reconnect, the reply handler is opening the cwnd and thus enabling more RPC Calls to be sent /before/ rpcrdmapostrecvs can post enough Receive WRs to receive their replies. This causes a...

CVE-2021-47001

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix cwnd update ordering After a reconnect, the reply handler is opening the cwnd and thus enabling more RPC Calls to be sent /before/ rpcrdmapostrecvs can post enough Receive WRs to receive their replies. This causes a...

CVE-2021-47001

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix cwnd update ordering After a reconnect, the reply handler is opening the cwnd and thus enabling more RPC Calls to be sent /before/ rpcrdmapostrecvs can post enough Receive WRs to receive their replies. This causes a...

DEBIAN-CVE-2021-47001

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix cwnd update ordering After a reconnect, the reply handler is opening the cwnd and thus enabling more RPC Calls to be sent /before/ rpcrdmapostrecvs can post enough Receive WRs to receive their replies. This causes a...

Design/Logic Flaw

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix cwnd update ordering After a reconnect, the reply handler is opening the cwnd and thus enabling more RPC Calls to be sent /before/ rpcrdmapostrecvs can post enough Receive WRs to receive their replies. This causes a...

CVE-2021-47001

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix cwnd update ordering After a reconnect, the reply handler is opening the cwnd and thus enabling more RPC Calls to be sent /before/ rpcrdmapostrecvs can post enough Receive WRs to receive their replies. This causes a...

CVE-2021-47001 xprtrdma: Fix cwnd update ordering

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix cwnd update ordering After a reconnect, the reply handler is opening the cwnd and thus enabling more RPC Calls to be sent /before/ rpcrdmapostrecvs can post enough Receive WRs to receive their replies. This causes a...

CVE-2021-47001 xprtrdma: Fix cwnd update ordering

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix cwnd update ordering After a reconnect, the reply handler is opening the cwnd and thus enabling more RPC Calls to be sent /before/ rpcrdmapostrecvs can post enough Receive WRs to receive their replies. This causes a...

CVE-2021-47001

CVE-2021-47001 (Linux kernel) is a local‑vector vulnerability in the rpcrdma/ xPRTRDMA path where after reconnect the reply handler opens the cwnd before rpcrdma_post_recvs() has posted enough Receive WRs, causing an RNR and immediate loss of the new connection. Root cause: race between cwnd upda...

CVE-2021-47001

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix cwnd update ordering After a reconnect, the reply handler is opening the cwnd and thus enabling more RPC Calls to be sent /before/ rpcrdmapostrecvs can post enough Receive WRs to receive their replies. This causes a...

SUSE CVE-2016-2070

The tcpcwndreduction function in net/ipv4/tcpinput.c in the Linux kernel before 4.3.5 allows remote attackers to cause a denial of service divide-by-zero error and system crash via crafted TCP traffic...

GSD-2022-1003841 tcp: fix tcp_mtup_probe_success vs wrong snd_cwnd

tcp: fix tcpmtupprobesuccess vs wrong sndcwnd This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.19.247 by commit...