TCP Ports get exhausted on the StoreFront server

StoreFront refuses to create connections and we get below events : Event ID 4231 : Request to allocate an ephemeral port number from the global TCP port space has failed due to all such ports being in use. Event ID 4227 : TCP/IP failed to establish an outgoing connection because the selected loca...

TCP Checksum Interoperability with RFC1624

Customer installed a Repeater 8540 at Data Center and two Branch Repeater 300 appliances at two branch offices for the Proof of Concept POC test. After installation, customers in the branch offices reported that ICA sessions stopped responding from time to time. The session does not respond to...

Configuring TCP KeepAlive Values to Improve WAN and ICA to Place ICA Session in a Disconnected State

After an ICATCP session is abnormally terminated, subsequent viewing of the ICA-TCP session in either Citrix Server Administration, mfadmin.exe, Terminal server Administration, or the Management Console, shows the connection in an ACTIVE state not a DISCONNECTED state. This article contains...

CBL Mariner 2.0 Security Update: hyperv-daemons (CVE-2023-6121)

The version of hyperv-daemons installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2023-6121 advisory. - An out-of-bounds read vulnerability was found in the NVMe-oF/TCP subsystem in the Linux kernel. This...

DEBIAN-CVE-2024-40985

In the Linux kernel, the following vulnerability has been resolved: net/tcpao: Don't leak aoinfo on error-path It seems I introduced it together with TCPAOCMDFAOREQUIRED, on version 5 1 of TCP-AO patches. Quite frustrative that having all these selftests that I've written, running kmemtest & kcov...

DEBIAN-CVE-2024-40931

In the Linux kernel, the following vulnerability has been resolved: mptcp: ensure snduna is properly initialized on connect This is strictly related to commit fb7a0d334894 "mptcp: ensure sndnxt is properly initialized on connect". It turns out that syzkaller can trigger the retransmit after...

UBUNTU-CVE-2024-40931

In the Linux kernel, the following vulnerability has been resolved: mptcp: ensure snduna is properly initialized on connect This is strictly related to commit fb7a0d334894 "mptcp: ensure sndnxt is properly initialized on connect". It turns out that syzkaller can trigger the retransmit after...

UBUNTU-CVE-2024-40985

In the Linux kernel, the following vulnerability has been resolved: net/tcpao: Don't leak aoinfo on error-path It seems I introduced it together with TCPAOCMDFAOREQUIRED, on version 5 1 of TCP-AO patches. Quite frustrative that having all these selftests that I've written, running kmemtest & kcov...

CVE-2024-40985 net/tcp_ao: Don't leak ao_info on error-path

In the Linux kernel, the following vulnerability has been resolved: net/tcpao: Don't leak aoinfo on error-path It seems I introduced it together with TCPAOCMDFAOREQUIRED, on version 5 1 of TCP-AO patches. Quite frustrative that having all these selftests that I've written, running kmemtest & kcov...

CVE-2024-40985

In the Linux kernel, the following vulnerability has been resolved: net/tcpao: Don't leak aoinfo on error-path It seems I introduced it together with TCPAOCMDFAOREQUIRED, on version 5 1 of TCP-AO patches. Quite frustrative that having all these selftests that I've written, running kmemtest & kcov...

USN-6895-1: Linux kernel vulnerabilities

It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2023-6270 It was discovered that the HugeTLB file syst...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel due to an aoinfo information disclosure issue in the net/tcpao component on the error path...

PT-2024-29193 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to the version that includes the fix for the issue introduced in version 5 of TCP-AO patches Description: The issue is related to a leak of ao info on the error path in the net/tcp ao component of the Linux kernel...

Hashicorp Vault vulnerable to Improper Check or Handling of Exceptional Conditions

Vault and Vault Enterprise did not properly handle requests originating from unauthorized IP addresses when the TCP listener option, proxyprotocolbehavior, was set to denyunauthorized. When receiving a request from a source IP address that was not listed in proxyprotocolauthorizedaddrs, the Vault...

GHSA-2QMW-PVF7-4MW6 Hashicorp Vault vulnerable to Improper Check or Handling of Exceptional Conditions

Vault and Vault Enterprise did not properly handle requests originating from unauthorized IP addresses when the TCP listener option, proxyprotocolbehavior, was set to denyunauthorized. When receiving a request from a source IP address that was not listed in proxyprotocolauthorizedaddrs, the Vault...

CVE-2024-6468

Vault and Vault Enterprise did not properly handle requests originating from unauthorized IP addresses when the TCP listener option, proxyprotocolbehavior, was set to denyunauthorized. When receiving a request from a source IP address that was not listed in proxyprotocolauthorizedaddrs, the Vault...

CVE-2024-6468 Vault Vulnerable to Denial of Service When Setting a Proxy Protocol Behavior

Vault and Vault Enterprise did not properly handle requests originating from unauthorized IP addresses when the TCP listener option, proxyprotocolbehavior, was set to denyunauthorized. When receiving a request from a source IP address that was not listed in proxyprotocolauthorizedaddrs, the Vault...

CVE-2024-39540 Junos OS: SRX Series, and MX Series with SPC3: Specific valid TCP traffic can cause a pfe crash

An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on SRX Series, and MX Series with SPC3 allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. When an affected device receives specif...

CVE-2024-39540 Junos OS: SRX Series, and MX Series with SPC3: Specific valid TCP traffic can cause a pfe crash

An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on SRX Series, and MX Series with SPC3 allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. When an affected device receives specif...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-6893-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6893-1 advisory. It was discovered that a race condition existed in the Bluetooth subsystem in the Linux kernel when modifying certain settings values through debugfs. A...