The FreeBSD Foundation has released an extensive security audit of two critical FreeBSD components: bhyve and Capsicum.

Kandji's Threat Research team performed an audit on the macOS diskarbitrationd & storagekitd system daemons, uncovering several (now fixed) vulnerabilities

Indonesian President Joko Widodo ordered on Friday an audit of government data centres after officials said the bulk of data affected by a recent ransomware cyberattack was not backed up, exposing the country's vulnerability to such attacks.
Last week's cyberattack, the worst in Indonesia in recent years, has disrupted multiple government services including immigration and operations at major airports.

Obsolètes, des caméras sont des «proies faciles pour les pirates», conclut un audit interne qui affirme que l’armée néglige sa sécurité informatique.

Windows RPC enumeration, discovery, and auditing via NtObjectManager. We will audit the vulnerable RPC interfaces that lead to PetitPotam, discover how they have changed over the past year, and overcome some common RPC auditing pitfalls.

We recently audited snap-confine (a SUID-root program that is installed
by default on Ubuntu) and discovered two vulnerabilities (two Local
Privilege Escalations, from any user to root): CVE-2021-44730 and
CVE-2021-44731.