Change Healthcare outages reportedly caused by ransomware

On Wednesday February 21, 2024, Change Healthcare—a subsidiary of UnitedHealth Group—experienced serious system outages due to a cyberattack. In a Form 8-K filing the company said it: “identified a suspected nation-state associated cyber security threat actor had gained access to some of the Chan...

DEBIAN-CVE-2021-47036

In the Linux kernel, the following vulnerability has been resolved: udp: skip L4 aggregation for UDP tunnel packets If NETIFFGROFRAGLIST or NETIFFGROUDPFWD are enabled, and there are UDP tunnels available in the system, udpgroreceive could end-up doing L4 aggregation either SKBGSOUDPL4 or...

Is Network Security Still a Thing in the Age of Public Cloud?

Akamai Guardicore Segmentation is extending its segmentation capabilities to hybrid cloud environments...

Linux kernel security vulnerabilities

The Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel that originates from an out-of-bounds read when segmenting IPv4 packets...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an out-of-bounds read problem when segmenting IPv4 packets...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS : libde265 vulnerabilities (USN-6659-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6659-1 advisory. It was discovered that libde265 could be made to write out of bounds. If a user or automated system were tricked into...

SUSE CVE-2023-52435

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

CVE-2023-52435

A flaw was found in the Linux kernel’s net/core/skbuff.c subsystem. The GSOBYFRAGS is a forbidden value and allows the following computation in skbsegment to reach it. The : mss = mss partialsegs and many initial mss values can lead to a bad final result. Limit the segmentation so that the new ms...

AZL-35811 CVE-2023-52435 affecting package kernel for versions less than 5.15.153.1-1

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

DEBIAN-CVE-2023-52435

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

CVE-2023-52435

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

CVE-2023-52435 net: prevent mss overflow in skb_segment()

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

CVE-2023-52435 net: prevent mss overflow in skb_segment()

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

JDK: Eclipse OpenJ9 JVM denial of service

Eclipse OpenJ9 is vulnerable to a denial of service, caused by a flaw when a shutdown signal SIGTERM, SIGINT or SIGHUP is received before the JVM has finished initializing. By sending a specially crafted request, a local authenticated attacker could exploit this vulnerability to cause an infinite...

JDK: Eclipse OpenJ9 JVM denial of service

Eclipse OpenJ9 is vulnerable to a denial of service, caused by a flaw when a shutdown signal SIGTERM, SIGINT or SIGHUP is received before the JVM has finished initializing. By sending a specially crafted request, a local authenticated attacker could exploit this vulnerability to cause an infinite...

Amazon Linux 2 : nss-util (ALAS-2024-2470)

The version of nss-util installed on the remote host is prior to 3.44.0-4. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2024-2470 advisory. Empty or malformed p256-ECDH public keys may trigger a segmentation fault due values being improperly sanitized before...

Amazon Linux 2 : liblouis (ALAS-2024-2471)

The version of liblouis installed on the remote host is prior to 2.6.2-21. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2024-2471 advisory. Liblouis 3.5.0 has a Segmentation fault in loulogPrint in logging.c. CVE-2018-11577 Liblouis 3.5.0 has a stack-based...

Medium: liblouis

Issue Overview: Liblouis 3.5.0 has a Segmentation fault in loulogPrint in logging.c. CVE-2018-11577 Liblouis 3.5.0 has a stack-based Buffer Overflow in the function includeFile in compileTranslationTable.c. CVE-2018-11684 Liblouis 3.5.0 has a stack-based Buffer Overflow in the function...

Medium: liblouis

Issue Overview: Liblouis 3.5.0 has a Segmentation fault in loulogPrint in logging.c. CVE-2018-11577 Liblouis 3.5.0 has a stack-based Buffer Overflow in the function includeFile in compileTranslationTable.c. CVE-2018-11684 Liblouis 3.5.0 has a stack-based Buffer Overflow in the function...

e2fsprogs: Arbitrary Code Execution

Background e2fsprogs is a set of utilities for maintaining the ext2, ext3 and ext4 file systems. Description Multiple vulnerabilities have been discovered in e2fsprogs. Please review the CVE identifiers referenced below for details. Impact An out-of-bounds read/write vulnerability was found in...