USN-3826-1: QEMU vulnerabilities

Daniel Shapira and Arash Tohidi discovered that QEMU incorrectly handled NE2000 device emulation. An attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2018-10839 It was discovered that QEMU incorrectly handled the Slirp networking back-en...

[SECURITY] Fedora 27 Update: libtiff-4.0.10-1.fc27

The libtiff package contains a library of functions for manipulating TIFF Tagged Image File Format image format files. TIFF is a widely used file format for bitmapped images. TIFF files usually end in the .tif extension and they are often quite large. The libtiff package should be installed if yo...

Modular Distributed Fingerprinting Engine: Scannerl

Scannerl is a modular distributed fingerprinting engine implemented by Kudelski Security. Scannerl can fingerprint thousands of targets on a single host, but can just as easily be distributed across multiple hosts. Scannerl is to fingerprinting what zmap is to port scanning. Scannerl works on...

insufficient TLB flushing / improper large page mappings with AMD IOMMUs

ISSUE DESCRIPTION In order to be certain that no undue access to memory is possible anymore after IOMMU mappings of this memory have been removed, Translation Lookaside Buffers TLBs need to be flushed after most changes to such mappings. Xen bypassed certain IOMMU flushes on AMD x86 hardware...

Node.js: Node.js HTTP/2 Large Settings Frame DoS

Hi, I would like to report a vulnerability in the http2 module of Node.js. In section 10.5 of the HTTP/2 RFC an attack is described where an attacker is sending large SETTINGS frames that includes many settings inside it. We tested this scenario by opening many connections to the server and sendi...

CVE-2018-15769

RSA BSAFE Micro Edition Suite versions prior to 4.0.11 in 4.0.x series and versions prior to 4.1.6.2 in 4.1.x series contain a key management error issue. A malicious TLS server could potentially cause a Denial Of Service DoS on TLS clients during the handshake when a very large prime value is se...

Medium: mod_http2

Issue Overview: In Apache HTTP Server, by sending continuous, large SETTINGS frames a client can occupy a connection, server thread and CPU time without any connection timeout coming to effect. This affects only HTTP/2 connections. A possible mitigation is to not enable the h2...

Scannerl - The Modular Distributed Fingerprinting Engine

Scannerl is a modular distributed fingerprinting engine implemented by Kudelski Security. Scannerl can fingerprint thousands of targets on a single host, but can just as easily be distributed across multiple hosts. Scannerl is to fingerprinting what zmap is to port scanning. Scannerl works on...

EulerOS 2.0 SP2 : 389-ds-base (EulerOS-SA-2018-1357)

According to the versions of the 389-ds-base packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - race condition on reference counter leads to DoS using persistent search CVE-2018-10850 - Server crash through modify command with large DN...

openssl security, bug fix, and enhancement update

1.0.2k-16.0.1 - sha256 is used for the RSA pairwise consistency test instead of sha1 1.0.2k-16 - fix CVE-2018-0495 - ROHNP - Key Extraction Side Channel on DSA, ECDSA - fix incorrect error message on FIPS DSA parameter generation 1603597 1.0.2k-14 - ppc64le is not multilib architecture 1585004...

Improper Input Validation in kdcproxy

python-kdcproxy before 0.3.2 allows remote attackers to cause a denial of service via a large POST request...

GHSA-J7C4-2XJ8-WM7R Improper Input Validation in kdcproxy

python-kdcproxy before 0.3.2 allows remote attackers to cause a denial of service via a large POST request...

Denial Of Service (DoS)

kdcproxy is vulnerable to a denial of service DoS attack. The library does not limit the size of incoming packet requests, allowing a malicious user to send a very large packet to the application, consuming application memory that can lead to a DoS state...

PYSEC-2018-85

python-kdcproxy before 0.3.2 allows remote attackers to cause a denial of service via a large POST request...

UBUNTU-CVE-2015-5159

python-kdcproxy before 0.3.2 allows remote attackers to cause a denial of service via a large POST request...

binutils: Crash in elf.c:bfd_section_from_shdr() with crafted executable

The bfdsectionfromshdr function in elf.c in the Binary File Descriptor BFD library aka libbfd, as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial of service segmentation fault via a large attribute section...

Extending Public-Private Partnerships with Milipol

By: Loïc Guézo At Trend Micro, we’ve been protecting consumers, SMBs, enterprises and government customers from the latest threats for three decades now. This has required us to build a global team of experienced researchers, state-of-the-art R&D labs and much more, to fuel our industry-leading...

kernel: Improper validation in bnx2x network card driver can allow for denial of service attacks via crafted packet

Improper validation in the bnx2x network card driver of the Linux kernel version 4.15 can allow for denial of service DoS attacks via a packet with a gsosize larger than 9700 bytes. Untrusted guest VMs can exploit this vulnerability in the host machine, causing a crash in the network card...

kernel: Improper validation in bnx2x network card driver can allow for denial of service attacks via crafted packet

Improper validation in the bnx2x network card driver of the Linux kernel version 4.15 can allow for denial of service DoS attacks via a packet with a gsosize larger than 9700 bytes. Untrusted guest VMs can exploit this vulnerability in the host machine, causing a crash in the network card...

Buffer Overflow Vulnerability in OhEasy Multimedia Network Classroom Software

Oh easy multimedia network classroom software is a set of multimedia computer to assist teachers to complete the teaching software. A buffer overflow vulnerability exists in the OhEasy Multimedia Network Classroom Software. An attacker can exploit the vulnerability to cause a buffer overflow by...