Ryu Infinite Loop vulnerability

OFPBucket in parser.py in Faucet SDN Ryu 4.34 allows attackers to cause a denial of service infinite loop via action.len=0...

Ryu Infinite Loop vulnerability

OFPPacketQueue in parser.py in Faucet SDN Ryu 4.34 allows attackers to cause a denial of service infinite loop via OFPQueueProp.len=0...

Ryu Infinite Loop vulnerability

OFPFlowStats in parser.py in Faucet SDN Ryu 4.34 allows attackers to cause a denial of service infinite loop via inst.length=0...

PYSEC-2026-1881 Ryu Infinite Loop vulnerability

OFPMultipartReply in parser.py in Faucet SDN Ryu 4.34 allows attackers to cause a denial of service infinite loop via b.length=0...

aiohttp vulnerable to Denial of Service when trying to parse malformed POST requests

SummaryAn attacker can send a specially crafted POST multipart/form-data request. When the aiohttp server processes it, the server will enter an infinite loop and be unable to process any further requests. ImpactAn attacker can stop the application from serving requests after sending a single...

PYSEC-2026-1098 aiohttp vulnerable to Denial of Service when trying to parse malformed POST requests

Summary An attacker can send a specially crafted POST multipart/form-data request. When the aiohttp server processes it, the server will enter an infinite loop and be unable to process any further requests. Impact An attacker can stop the application from serving requests after sending a single...

Ryu Infinite Loop vulnerability

An issue was discovered in OFPMatch in parser.py in Faucet SDN Ryu version 4.34, allows remote attackers to cause a denial of service DoS infinite loop...

PYSEC-2026-1884 Ryu Infinite Loop vulnerability

An issue was discovered in OFPMatch in parser.py in Faucet SDN Ryu version 4.34, allows remote attackers to cause a denial of service DoS infinite loop...

Possible Infinite Loop when PdfWriter(clone_from) is used with a PDF

ImpactAn attacker who uses this vulnerability can craft a PDF which leads to an infinite loop.This infinite loop blocks the current process and can utilize a single core of the CPU by 100%. It does not affect memory usage.That is, for example, the case when the pypdf-user manipulates an incoming...

PYSEC-2026-1834 Possible Infinite Loop when PdfWriter(clone_from) is used with a PDF

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This infinite loop blocks the current process and can utilize a single core of the CPU by 100%. It does not affect memory usage. That is, for example, the case when the pypdf-user manipulates an incomi...

FaucetSDN Ryu Denial of Service Vulnerability

An issue was discovered in OFPQueueGetConfigReply in parser.py in FaucetSDN Ryu version 4.34, allows remote attackers to cause a denial of service DoS infinite loop...

PYSEC-2026-1878 FaucetSDN Ryu Denial of Service Vulnerability

An issue was discovered in OFPQueueGetConfigReply in parser.py in FaucetSDN Ryu version 4.34, allows remote attackers to cause a denial of service DoS infinite loop...

PYSEC-2026-1876 FaucetSDN Ryu Denial of Service Vulnerability

An issue was discovered in OFPBundleCtrlMsg in parser.py in FaucetSDN Ryu version 4.34, allows remote attackers to cause a denial of service DoS infinite loop...

PYSEC-2026-1835 pypdf and PyPDF2 possible Infinite Loop when a comment isn't followed by a character

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop if parsecontentstream is executed. This infinite loop blocks the current process and can utilize a single core of the CPU by 100%. It does not affect memory usage. That is, for example, the case if the...

PyPDF2 vulnerable to possible Infinite Loop when reading malformed objects

ImpactAn attacker who uses this vulnerability can craft a PDF which leads to an infinite loop.This infinite loop blocks the current process and can utilize a single core of the CPU by 100%. It does not affect memory usage. That is, for example, the case if the user extracted metadata from such a...

pypdf and PyPDF2 possible Infinite Loop when a comment isn't followed by a character

ImpactAn attacker who uses this vulnerability can craft a PDF which leads to an infinite loop if parsecontentstream is executed. This infinite loop blocks the current process and can utilize a single core of the CPU by 100%. It does not affect memory usage. That is, for example, the case if the...

PYSEC-2026-1836 PyPDF2 vulnerable to possible Infinite Loop when reading malformed objects

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This infinite loop blocks the current process and can utilize a single core of the CPU by 100%. It does not affect memory usage. That is, for example, the case if the user extracted metadata from such ...

MiracleLinux 9 : dnsmasq-2.85-18.el9_8.1 (AXSA:2026-1206:06)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1206:06 advisory. dnsmasq: dnsmasq: heap buffer overflow in cache via NAMEESCAPE expansion CVE-2026-2291 dnsmasq: NSEC bitmap parsing infinite loop CVE-2026-4890...

Security Bulletin: IBM SPSS Modeler is affected by multiple vulnerabilities in DataView

Summary IBM SPSS Modeler is affected by multiple vulnerabilities in DataView. This has been addressed in the remediation section. Vulnerability Details CVEID:CVE-2025-46295 DESCRIPTION: Apache Commons Text versions prior to 1.10.0 included interpolation features that could be abused when...

python: Python tarfile module: Denial of Service via improper EOF handling in streaming mode

A flaw was found in the Python tarfile module. When processing a specially crafted tar archive opened in 'streaming mode' mode='r|', the module does not properly handle the end-of-file EOF condition. This can cause the tarfile module to enter an infinite loop, leading to a Denial of Service DoS f...