UVI-2021-1000979 udp: fix race between close() and udp_abort()

udp: fix race between close and udpabort 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 v5.10.46 by commit...

GSD-2021-1000979 udp: fix race between close() and udp_abort()

udp: fix race between close and udpabort 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 v5.10.46 by commit...

GSD-2021-1000917 udp: fix race between close() and udp_abort()

udp: fix race between close and udpabort 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 v5.4.128 by commit...

Exploit for CVE-2021-24086

PoC exploit for CVE-2021-24086, a Windows TCP/IP Denial of Service Vulnerability. The target is the Windows TCP/IP stack, specifically the tcpip.sys driver, which is vulnerable to a NULL dereference. The vulnerability can be triggered remotely by sending a malicious UDP packet over IPv6. The...

Vulnerability Spotlight: EIP Stack Group OpENer information disclosure vulnerability

Martin Zeiser of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. Cisco Talos recently discovered an exploitable information disclosure vulnerability in EIP Stack Group OpENer’s Ethernet/IP UDP handler. OpENer is an Ethernet/IP stack for I/O adapter devices that... This is only the...

[ASA-202106-49] libslirp: information disclosure

Arch Linux Security Advisory ASA-202106-49 ========================================== Severity: Medium Date : 2021-06-22 CVE-ID : CVE-2021-3592 CVE-2021-3593 CVE-2021-3594 CVE-2021-3595 Package : libslirp Type : information disclosure Remote : No Link : https://security.archlinux.org/AVG-2073...

HTTP/3 and QUIC: Past, Present, and Future

You may have seen the announcements over the past two weeks -- the IETF QUIC RFCs have been published! That leads to a lot of questions, depending on how closely you've followed this space. You might be wondering what this means to you, or you might think QUIC has been an established thing for...

CVE-2021-21777

An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer 2.3 and development commit 8c73bf3. A specially crafted network request can lead to an out-of-bounds read...

Information disclosure

An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer 2.3 and development commit 8c73bf3. A specially crafted network request can lead to an out-of-bounds read...

CVE-2021-21777

An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer 2.3 and development commit 8c73bf3. A specially crafted network request can lead to an out-of-bounds read...

CVE-2021-21777

CVE-2021-21777 affects OpENer’s EIP Stack Group UDP handler. The vulnerability arises in the Ethernet/IP UDP path for OpENer 2.3 and the development commit 8c73bf3, where an integer/length handling bug in the UDP processing flow enables an out-of-bounds read. Specifically, a crafted UDP request c...

Information Disclosure

libslirp is vulnerable to information disclosure. The flaw exists in the bootpinput function and could occur while processing a udp packet that is smaller than the size of the 'bootpt' structure. A malicious guest could use this flaw to leak 10 bytes of uninitialized heap memory from the host...

Information Disclosure

libslirp is vulnerable to information disclosure. An invalid pointer initialization in tftpinput function while processing a UDP packet that is smaller than the size of the tftpt structure leads to an out-of-bounds read access...

QEMU Invalid Pointer Initialization Vulnerability (CNVD-2021-45769)

QEMU is a suite of analog processor software. A security vulnerability exists in QEMU that stems from the use of memory outside of the working mbuf buffer by the function udp6input when processing udp packets from incoming guests that are smaller than the size of the udphdr structure. An attacker...

EIP Stack Group OpENer Ethernet/IP UDP handler information disclosure vulnerability

Summary An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer 2.3 and development commit 8c73bf3. A specially crafted network request can lead to an out-of-bounds read. Tested Versions EIP Stack Group OpENer 2.3 EIP Stack Group OpENe...

DEBIAN-CVE-2021-3595

An invalid pointer initialization issue was found in the SLiRP networking implementation of QEMU. The flaw exists in the tftpinput function and could occur while processing a udp packet that is smaller than the size of the 'tftpt' structure. This issue may lead to out-of-bounds read access or...

CVE-2021-3595

An invalid pointer initialization issue was found in the SLiRP networking implementation of QEMU. The flaw exists in the tftpinput function and could occur while processing a udp packet that is smaller than the size of the 'tftpt' structure. This issue may lead to out-of-bounds read access or...

DEBIAN-CVE-2021-3594

An invalid pointer initialization issue was found in the SLiRP networking implementation of QEMU. The flaw exists in the udpinput function and could occur while processing a udp packet that is smaller than the size of the 'udphdr' structure. This issue may lead to out-of-bounds read access or...

CVE-2021-3594

An invalid pointer initialization issue was found in the SLiRP networking implementation of QEMU. The flaw exists in the udpinput function and could occur while processing a udp packet that is smaller than the size of the 'udphdr' structure. This issue may lead to out-of-bounds read access or...

Design/Logic Flaw

An invalid pointer initialization issue was found in the SLiRP networking implementation of QEMU. The flaw exists in the bootpinput function and could occur while processing a udp packet that is smaller than the size of the 'bootpt' structure. A malicious guest could use this flaw to leak 10 byte...