Customers of macOS 15 ‘Sequoia’ are reporting community connection errors when utilizing sure endpoint detection and response (EDR) or digital personal community (VPN) options, and internet browsers.
The problems are resolved when these instruments are deactivated, indicative of incomptibility points with the community stack.
Impacted customers on Reddit are describing issues with CrowdStrike Falcon and ESET Endpoint Safety, in addition to firewalls inflicting packet corruptions resulting in SSL failures within the internet browsers or incapability to make use of ‘wget’ and ‘curl.’
Apple launched Sequoia on September sixteenth, describing it as “the newest model of the world’s most superior desktop working system.”
In a private bulletin seen by BleepingComputer, CrowdStrike has suggested clients to not improve to macOS 15 due to adjustments within the working system’s networking buildings.
“Attributable to adjustments to inner networking buildings on macOS 15 Sequoia, clients shouldn’t improve till a Mac sensor is launched that absolutely helps macOS 15 Sequoia,” reads the customer-only CrowdStrike bulletin.
Reportedly, SentinelOne Assist additionally warned customers to not improve to macOS Sequoia simply but, resulting from usability points found just lately.
Individuals have additionally reported intermittent connectivity points with Mullvad VPN and in addition company VPN merchandise they use for distant work, although ProtonVPN is reportedly working tremendous with the newest macOS launch.
Whereas Apple has not responded to press requests concerning the problems, BleepingComputer has discovered that the macOS 15 launch notes present {that a} characteristic within the working system’s firewall has been deprecated, which can be inflicting the problems.
Software Firewall settings are not contained in a property checklist. In case your app or workflow depends on altering Software Firewall settings by modifying /Library/Preferences/com.apple.alf.plist, then you want to make adjustments to make use of the socketfilterfw command line software as an alternative (124405935)
Google additionally factors to this modification as inflicting points in a latest Chromium bug report, the place they are saying they should change how Google Chrome detects Mac firewall settings to make use of ‘socketfilterfw’ as an alternative.
Potential options
ESET has issued an advisory for these dealing with connection losses after upgrading to macOS Sequoia, suggesting that customers ought to navigate to System Settings > Community > Filters > and take away ESET Community from the checklist.
After restarting the system, the community connection needs to be purposeful with the ESET product operating usually.
Supply: ESET
The safety vendor additionally famous that this solely works on Endpoint Safety model 8.1.6.0 and later, and ESET Cyber Safety model 7.5.74.0 and later, as something older isn’t supported in macOS 15.
Safety researcher Wacław Jacek supplied a momentary answer to resolve firewall-induced issues in a weblog put up, however customers want to use it for every app they use.
Will Dormann highlighted the issue of the built-in firewall not dealing with UDP site visitors correctly, inflicting DNS failures in lots of instances, and supplied a lower than excellent answer of “poking holes” in it to raise the troublesome limitations.
In the meantime, a Mullvad VPN spokesperson advised us that they’re conscious of the problems their customers are dealing with within the newest macOS launch and are actively working in the direction of an answer.
“Our macOS builders are conscious that Apple providers should not absolutely functioning with the newest macOS 15 launch. They’re trying into this as we communicate.” – Mullvad VPN spokesperson
If you happen to use EDR safety merchandise, VPNs, or depend on strict firewall configurations, it might be advisable to postpone transferring to macOS 15 for some time till the issues are addressed.