As part of its scheduled Patch Tuesday updates, Adobe documented 72 distinct security bugs and called special attention to code-execution defects in the widely deployed Adobe Acrobat and Reader software. In a critical-severity bulletin, Adobe documented at least 17 Acrobat and Reader bugs that expose unpatched Windows and macOS systems to arbitrary code execution and…

Of the 26 security holes fixed in the Windows and macOS versions of Acrobat and Reader, 16 have been assigned a “critical” severity rating (high severity based on their CVSS score), and a majority are memory-related issues that can be exploited for arbitrary code execution. Four of these critical vulnerabilities — CVE-2021-44704 through CVE-2021-44707 —…