CVE-2024-1455 Billion Laughs Attack leading to DoS in langchain-ai/langchain

A vulnerability in the langchain-ai/langchain repository allows for a Billion Laughs Attack, a type of XML External Entity XXE exploitation. By nesting multiple layers of entities within an XML document, an attacker can cause the XML parser to consume excessive CPU and memory resources, leading t...

PT-2024-18059

Name of the Vulnerable Software and Affected Versions LangChain affected versions not specified Description The issue concerns the XMLOutputParser in LangChain, which utilizes the etree module from the XML parser in the standard Python library. This library has some XML vulnerabilities, making it...

CVE-2024-1455: Improper Restriction of Recursive Entity References in DTDs

A vulnerability in the langchain-ai/langchain repository allows for a Billion Laughs Attack, a type of XML External Entity XXE exploitation. By nesting multiple layers of entities within an XML document, an attacker can cause the XML parser to consume excessive CPU and memory resources, leading t...

[slackware-security] expat

New expat packages are available for Slackware 15.0 and -current to fix a security issue. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/expat-2.6.2-i586-1slack15.0.txz: Upgraded. Prevent billion laughs attacks with isolated use of external parsers. For more information,...

[slackware-security] expat

New expat packages are available for Slackware 15.0 and -current to fix security issues. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/expat-2.6.0-i586-1slack15.0.txz: Upgraded. This update fixes security issues: Fix quadratic runtime issues with big tokens that can cau...

Denial Of Service (DoS)

remarshal is vulnerable to Denial Of Service DoS. The vulnerability exists because remarshal.py does not properly limit the maximum nodes to be expanded. This allows YAML alias nodes to be expanded indefinitely when processing untrusted YAML files. Consequently, an attacker could exploit this...

GHSA-GW7G-QR8W-3448 Remarshal expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

Remarshal expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

CVE-2023-47163

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

Race condition

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

PYSEC-2023-236

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

PYSEC-2023-236

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

CVE-2023-47163

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

CVE-2023-47163

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

CVE-2023-47163

CVE-2023-47163 affects the Remarshal YAML processor. Before v0.17.1, it allows unlimited expansion of YAML alias nodes, enabling a Billion Laughs-style DoS when processing untrusted YAML files. The vulnerability is documented across multiple sources, and remediation is to upgrade to Remarshal v0....

CVE-2023-47163

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

CVE-2023-47163: Uncontrolled Recursion

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

PT-2023-30338 · Remarshal · Remarshal

Name of the Vulnerable Software and Affected Versions: Remarshal versions prior to 0.17.1 Description: The issue allows for the expansion of YAML alias nodes unlimitedly, making Remarshal susceptible to a Billion Laughs Attack. This can lead to a denial-of-service DoS condition when processing...

Remarshal unlimitedly expanding YAML alias nodes

Overview Remarshal provided by Remarshal Project expands YAML alias nodes unlimitedly CWE-674, hence Remarshal is vulnerable to Billion Laughs Attack. Taichi Kotake of Sterra Security Co.,Ltd. / Akatsuki Games Inc. reported this vulnerability to IPA. JPCERT/CC coordinated with the developer under...

Ubuntu 16.04 ESM : c3p0 vulnerability (USN-5293-2)

The remote Ubuntu 16.04 ESM host has a package installed that is affected by a vulnerability as referenced in the USN-5293-2 advisory. USN-5293-1 fixed a vulnerability in c3p0. This update provides the corresponding update for Ubuntu 16.04 ESM. Tenable has extracted the preceding description bloc...