Security Bulletin: Eclipse Parsson JSON Parser Denial of Service via Unbounded Input

Summary Eclipse Parsson versions before 1.1.8 are vulnerable to uncontrolled resource consumption CWE-400, CVSS 7.5, High. The JSON parser imposed no default limit on the number of characters consumed per document, allowing an attacker to supply a crafted oversized JSON payload — including large...

AI-Assisted HTTP Terminator Finds Novel HTTP Desync Techniques and Apache Zero-Day

PortSwigger says HTTP Terminator, an artificial intelligence AI-assisted research system built by James Kettle , generated and proved new HTTP desynchronization techniques after exploring 30,000 candidate desync vectors. PortSwigger said a separate human-guided discovery cascade also exposed a...

OESA-2026-3307 bison security update

Bison is a general-purpose parser generator that converts an annotated context-free grammar into a deterministic LR or generalized LR GLR parser employing LALR1 parser tables. As an experimental feature, Bison can also generate IELR1 or canonical LR1 parser tables. Once you are proficient with...

Security Bulletin: Multiple vulnerabilities affect Data Virtualization on IBM Software Hub (July 2026 - Part 2 of 2)

Summary Multiple vulnerabilities have been addressed in Data Virtualization on IBM Software Hub. Note that Data Virtualization was named Watson Query on IBM Cloud Pak for Data version 4.8. Vulnerability Details CVEID:CVE-2026-33814 DESCRIPTION: When processing HTTP/2 SETTINGS frames, transport wi...

EUVD-2026-54160

FFmpeg versions from 0.5 up to, but not including, 9.0 contain a signed integer overflow vulnerability in the DVB subtitle parser in libavcodec/dvbsubparser.c that allows attackers to trigger a heap buffer overflow by supplying a crafted WTV file. The overflow causes the bounds-check guard...

EUVD-2026-54221

Contiki-NG's LwM2M TLV parser lwm2mtlvread in os/services/lwm2m/lwm2m-tlv.c ignores its caller-supplied buffer length argument and reads up to six bytes from the input buffer with no bounds check. The caller in lwm2m-engine.c iterates while there is at least one byte remaining, so a crafted CoAP...

Linux Distros Unpatched Vulnerability : CVE-2026-70628

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FFmpeg versions from 0.5 up to, but not including, 9.0 contain a signed integer overflow vulnerability in the DVB subtitle parser in libavcodec/dvbsubparser.c...

CVE-2026-20347: Out-of-bounds Read

A vulnerability in the Mach-O file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device. This vulnerability is due to improper boundary checks for content in Mach-...

CVE-2026-20346: Out-of-bounds Read

A vulnerability in the PDF file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device. This vulnerability is due to improper boundary checks for content in PDF file...

CVE-2026-20345: Stack-based Buffer Overflow

A vulnerability in the GPT file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device. This vulnerability is due to improper handling of an endian conversion...

PT-2026-69075

Name of the Vulnerable Software and Affected Versions ClamAV affected versions not specified Description An issue exists in the Mach-O file format parser where improper boundary checks for content during scanning can lead to an out-of-bounds buffer read. A remote, unauthenticated attacker can...

PT-2026-69074

Name of the Vulnerable Software and Affected Versions ClamAV affected versions not specified Description A flaw in the PDF file format parser allows an unauthenticated remote attacker to cause a Denial of Service DoS or other impacts via memory corruption. The issue stems from improper boundary...

CVE-2026-20338: Double Free

A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper memory handling when processing content in zip files during scanning. An attacker could exploit this...

PT-2026-69073

Name of the Vulnerable Software and Affected Versions ClamAV affected versions not specified Description A flaw in the GPT file format parser allows an unauthenticated remote attacker to cause a Denial of Service DoS or other impacts via memory corruption. The issue stems from improper handling o...

Ruby JSON - JSON::ResumableParser#partial_value dereferences a freed input buffer and crashes on truncated duplicate-key streams

Summary Ruby's JSON native C extension clears the consumed JSON::ResumableParser input buffer but leaves state.start, state.cursor, and state.end pointing into released storage. When partialvalue reconstructs an incomplete object containing duplicate keys, the duplicate-key warning path calls...

PT-2026-69072

Name of the Vulnerable Software and Affected Versions ClamAV affected versions not specified Description An issue exists in the PESpin file format parser where improper boundary checks for content during scanning can lead to an integer overflow. An unauthenticated remote attacker can exploit this...

PT-2026-69070

Name of the Vulnerable Software and Affected Versions ClamAV affected versions not specified Description An issue in the zip archive parser allows an unauthenticated remote attacker to cause a Denial of Service DoS condition. This occurs due to improper boundary checks for content within zip file...

PT-2026-69076

Name of the Vulnerable Software and Affected Versions ClamAV affected versions not specified Description A flaw in the XAR file format parser allows an unauthenticated remote attacker to cause memory corruption. This occurs due to improper boundary checks for content within XAR files during the...

PT-2026-69071

Name of the Vulnerable Software and Affected Versions ClamAV affected versions not specified Description A flaw in the zip archive parser allows an unauthenticated remote attacker to cause a Denial of Service DoS condition. The issue stems from improper memory handling during the scanning of zip...

CVE-2026-20337: Buffer Copy without Checking Size of Input

A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper boundary checks for content in zip files during scanning, which may result in an out-of-bounds write condition...