USN-6818-1: Linux kernel vulnerabilities

Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference vulnerability. A remote attacker could use this to cause a denial of service system crash. CVE-2023-6356, CVE-2023-6535, CVE-2023-6536 It was...

Metasploit Weekly Wrap-Up 06/07/2024

New OSX payloads:ARMed and Dangerous In addition to an RCE leveraging CVE-2024-5084 to gain RCE through a WordPress Hash form, this release features the addition of several new binary OSX stageless payloads with aarch64 support: Execute Command, Shell Bind TCP, and Shell Reverse TCP. The new...

OESA-2024-1693 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: mptcp: ensure tx skbs always have the MPTCP ext Due to signed/unsigned comparison, the expression: info-sizegoal - skb-len 0 evaluates to true when the size goal...

SUSE CVE-2023-52775

In the Linux kernel, the following vulnerability has been resolved: net/smc: avoid data corruption caused by decline We found a data corruption issue during testing of SMC-R on Redis applications. The benchmark has a low probability of reporting a strange error as shown below. "Error: Protocol...

Ubuntu 22.04 LTS / 23.10 : Linux kernel vulnerabilities (USN-6819-1)

The remote Ubuntu 22.04 LTS / 23.10 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6819-1 advisory. Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer...

Ubuntu 22.04 LTS : Linux kernel vulnerabilities (USN-6821-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6821-1 advisory. 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...

kernel: mptcp: fix double-free on socket dismantle

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix double-free on socket dismantle when MPTCP server accepts an incoming connection, it clones its listener socket. However, the pointer to 'inetopt' for the new socket has the same value as the original one: as a...

CVE-2022-28655

isclosingsession allows users to create arbitrary tcp dbus connections...

CVE-2022-28655

isclosingsession allows users to create arbitrary tcp dbus connections...

CVE-2022-28655

isclosingsession allows users to create arbitrary tcp dbus connections...

BIT-NODE-2024-27983

An attacker can make the Node.js HTTP/2 server completely unavailable by sending a small amount of HTTP/2 frames packets with a few HTTP/2 frames inside. It is possible to leave some data in nghttp2 memory after reset when headers with HTTP/2 CONTINUATION frame are sent to the server and then a T...

CVE-2024-36889

In the Linux kernel, the following vulnerability has been resolved: mptcp: ensure sndnxt is properly initialized on connect Christoph reported a splat hinting at a corrupted snduna: WARNING: CPU: 1 PID: 38 at net/mptcp/protocol.c:1005 mptcpcleanuna+0x4b3/0x620 net/mptcp/protocol.c:1005 Modules...

CVE-2024-36907

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: add a missing rpcstat for TCP TLS Commit 1548036ef120 "nfs: make the rpcstat per net namespace" added functionality to specify rpcstats function but missed adding it to the TCP TLS functionality. As the result, mounting...

CVE-2024-36905

In the Linux kernel, the following vulnerability has been resolved: tcp: defer shutdownSENDSHUTDOWN for TCPSYNRECV sockets TCPSYNRECV state is really special, it is only used by cross-syn connections, mostly used by fuzzers. In the following crash 1, syzbot managed to trigger a divide by zero in...

CVE-2024-36904

A use-after-free flaw was found in the Linux kernel’s TCP protocol in how a local user triggers a complex race condition during connection to the socket. This flaw allows a local user to crash or potentially escalate their privileges on the system. Mitigation Mitigation for this issue is either n...

RHEL 5 : dhcp (Unpatched Vulnerability)

The remote Redhat Enterprise Linux 5 host has one or more packages installed that are affected by multiple vulnerabilities that have been acknowledged by the vendor but will not be patched. - dhcp: unclosed TCP connections to OMAPI or failover ports can cause DoS CVE-2016-2774 - dhcp: Reference...

RHEL 7 : iscsi-initiator-utils (Unpatched Vulnerability)

The remote Redhat Enterprise Linux 7 host has one or more packages installed that are affected by multiple vulnerabilities that have been acknowledged by the vendor but will not be patched. - iscsi-initiator-utils: Heap-based buffer overflow in processiscsidbroadcast CVE-2017-17840 - An issue was...

SUSE CVE-2024-36904

In the Linux kernel, the following vulnerability has been resolved: tcp: Use refcountincnotzero in tcptwskunique. Anderson Nascimento reported a use-after-free splat in tcptwskunique with nice analysis. Since commit ec94c2696f0b "tcp/dccp: avoid one atomic operation for timewait hashdance",...

OSX aarch64 Shell Reverse TCP

Connect back to attacker and spawn a command shell Module Options msf use payload/osx/aarch64/shellreversetcp msf payloadshellreversetcp show actions ...actions... msf payloadshellreversetcp set ACTION msf payloadshellreversetcp show options ...show and set options... msf payloadshellreversetcp r...

OS X x64 Shell Bind TCP

Bind an arbitrary command to an arbitrary port Module Options msf use payload/osx/aarch64/shellbindtcp msf payloadshellbindtcp show actions ...actions... msf payloadshellbindtcp set ACTION msf payloadshellbindtcp show options ...show and set options... msf payloadshellbindtcp run This module...