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Microsoft has released the Windows 10 KB5094127 extended security update, which fixes the June 2026 Patch Tuesday vulnerabilities and adds new functionality to monitor the rollout of updated Secure Boot certificates that replace those expiring this month. [...]
Cisco has released security updates to patch four critical vulnerabilities, including a fixed improper certificate validation flaw in the company's cloud-based Webex Services platform that requires further customer action. [...]
Cisco has announced patches to address four critical security flaws impacting Identity Services and Webex Services that could result in arbitrary code execution and allow an attacker to impersonate any user within the service
Microsoft has released the Windows 10 KB5075912 extended security update to fix February 2026 Patch Tuesday vulnerabilities, including six zero-days, and continue rolling out replacements for expiring Secure Boot certificates. [...]
Microsoft has released the KB5073724 extended security update to fix the Patch Tuesday security updates, including 3 zero-days and a fix for expiring Secure Boot certificates. [...]
Don't relax just yet: Redmond has made some certificate-handling changes that could trip unprepared admins Patch Tuesday Microsoft’s February patch collection is mercifully smaller than January’s mega-dump. But don't get too relaxed – some deserve close attention, and other vendors have stepped in with plenty more fixes.…
Details have emerged about a now-patched security vulnerability that could allow a bypass of the Secure Boot mechanism in Unified Extensible Firmware Interface (UEFI) systems
Apple has released yet another round of security patches to address three actively exploited zero-day flaws impacting iOS, iPadOS, macOS, watchOS, and Safari, taking the total tally of zero-day bugs discovered in its software this year to 16
The OpenSSL project has rolled out fixes to contain two high-severity flaws in its widely used cryptography library that could result in a denial-of-service (DoS) and remote code execution
The team behind LibreOffice has released security updates to fix three security flaws in the productivity software, one of which could be exploited to achieve arbitrary code execution on affected systems
CISA has re-added a security bug affecting Windows devices to its list of bugs exploited in the wild after removing it in May due to Active Directory (AD) certificate authentication issues caused by Microsoft's May 2022 updates. [...]
Two of Microsoft's Patch Tuesday updates need a do-over after causing certificate-based authentication errors.
When it comes to writing loops in your code... never sit on the fence!
Bad data can throw vulnerable apps and services for an infinite loop A bug in OpenSSL certificate parsing leaves systems open to denial-of-service attacks from anyone wielding an explicit curve. …
The maintainers of OpenSSL have shipped patches to resolve a high-severity security flaw in its software library that could lead to a denial-of-service (DoS) condition when parsing certificates