Linux sudo vulnerability also affects macOS

We recently wrote about a serious vulnerability in the sudo tool which could be used to gain root access to Linux systems. Now a security researcher has found that the security flaw also affects macOS Big Sur -- including on new M1 Macs. The Baron Samedit vulnerability -- or CVE-2021-3156 -- is a heap-based buffer overflow bug that was discovered by cybersecurity firm Qualys. While it was initially thought to only affect Linux systems, researcher Matthew Hickey (who also goes by the name Hacker Fantastic) found that macOS is also vulnerable with only very minor changes needed to the original… [Continue Reading]