Threat Source newsletter for Sept. 17, 2020

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. We’ve got a couple of vulnerabilities you should know about. Monday, we disclosed a bug in Google Chrome’s PDFium feature that opens the door for an adversary to execute remote code. Our researchers also discovered several...

Vulnerability Spotlight: Memory corruption in Google PDFium

Aleksandar Nikolic of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. Google Chrome's PDFium feature could be exploited by an adversary to corrupt memory and potentially execute remote code. Chrome is a popular, free web browser available on all operating systems. PDFium allows...

Google Chrome PDFium Javascript Active Document Memory Corruption Vulnerability

Summary A memory corruption vulnerability exists in the way Google Chrome 83.0.4103.61 executes JavaScript inside PDF documents. A specially crafted web page can cause out of bounds memory access. To trigger this vulnerability, the victim must visit a malicious webpage or open a malicious PDF...

chromium-browser: Heap buffer overflow in PDFium

Heap buffer overflow in PDFium in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file...

The vulnerability of the PDFium browser module for Google Chrome allows a perpetrator to gain access to confidential data, compromise its integrity, and cause service interruptions.

The vulnerability of the PDFium browser module for Google Chrome relates to the execution of operations that exceed the allowed buffer data limits. Exploiting this vulnerability can allow a malicious actor to gain access to confidential data, compromise its integrity, and cause service failures...

CVE-2020-6513

Heap buffer overflow in PDFium in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file...

CVE-2020-6513

Heap buffer overflow in PDFium in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file...

DEBIAN-CVE-2020-6513

Heap buffer overflow in PDFium in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file...

Heap overflow

Heap buffer overflow in PDFium in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file...

CVE-2020-6513

Heap buffer overflow in PDFium in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file...

UBUNTU-CVE-2020-6513

Heap buffer overflow in PDFium in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file...

CVE-2020-6513

Heap buffer overflow in PDFium in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file...

CVE-2020-6513

Heap buffer overflow in PDFium in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file...

CVE-2020-6513

CVE-2020-6513 is documented in multiple sources as a heap buffer overflow in PDFium affecting Chromium/Google Chrome. Connected documents confirm it was among a set of Chromium vulnerabilities addressed in updates, with Debian's DSA-4824-1 noting fixes in Chromium 87.0.4280.88 for the buster rele...

openSUSE Security Update : chromium (openSUSE-2020-1020)

This update for chromium fixes the following issues : - Update to 84.0.4147.89 boo1174189 : - Critical CVE-2020-6510: Heap buffer overflow in background fetch. - High CVE-2020-6511: Side-channel information leakage in content security policy. - High CVE-2020-6512: Type Confusion in V8. - High...

Security update for chromium (important)

openSUSE Security Update: Security update for chromium Announcement ID: openSUSE-SU-2020:1021-1 Rating: important References: 1174189 Cross-References: CVE-2020-6510 CVE-2020-6511 CVE-2020-6512 CVE-2020-6513 CVE-2020-6514 CVE-2020-6515 CVE-2020-6516 CVE-2020-6517 CVE-2020-6518 CVE-2020-6519...

Security update for chromium (important)

openSUSE Security Update: Security update for chromium Announcement ID: openSUSE-SU-2020:1020-1 Rating: important References: 1174189 Cross-References: CVE-2020-6510 CVE-2020-6511 CVE-2020-6512 CVE-2020-6513 CVE-2020-6514 CVE-2020-6515 CVE-2020-6516 CVE-2020-6517 CVE-2020-6518 CVE-2020-6519...

FreeBSD : chromium -- multiple vulnerabilities (870d59b0-c6c4-11ea-8015-e09467587c17)

Chrome Releases reports : This update contains 38 security fixes, including : - 1103195 Critical CVE-2020-6510: Heap buffer overflow in background fetch. Reported by Leecraso and Guang Gong of 360 Alpha Lab working with 360 BugCloud on 2020-07-08 - 1074317 High CVE-2020-6511: Side-channel...

CVE-2020-6513

Heap buffer overflow in PDFium in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file...

Google Chrome Buffer Overflow Vulnerability (CNVD-2020-43482)

Chrome is a simple and efficiently designed web browsing tool developed by Google that is characterized by its simplicity and speed. A heap buffer overflow vulnerability exists in PDFium in versions prior to Google Chrome 84.0.4147.89, which can be exploited by an attacker to execute arbitrary co...