In macOS 11 Big Sur for MacBooks, Apple replaced the Energy Saver system preference with a new one called Battery. Let’s take a look at Battery and the options you can set.
- Big Sur Mac Os Requirements
- Big Sur Os Tips
- Big Sur Osx
- Download Big Sur Os
- Big Sur Os Wallpaper Images
- Big Sur Os Compatible
The 17th release of the Apple Operating System, Big Sur is packed-full of changes and new additions. The various menu changes make it feel smoother and more efficient, and the additional customization options offer a more user-friendly system. A new design refresh, the introduction of a new Control Center, as well as various improvements to. MacOS Big Sur elevates the most advanced desktop operating system in the world to a new level of power and beauty. MacOS Big Sur brings a refined new design that gives you even more of the things. Free 5000+ macOS app icons in the style of macOS Monterey, Big Sur. Fully open source and community led. How to install custom icons on macOS Monterey, Big Sur. If you are wondering what the latest version of macOS is it's Big Sur! And rather than macOS 10.16, it is macOS 11. For more information about Big Sur read: macOS Big Sur latest version. ScreenFlow version 9.0.7, now includes support for Apple’s new Big Sur OS as well as any of their new hardware equipped with the new Apple Silicon M1 chip. Wirecast 14.0.4 has been tested on Big Sur and has been qualified with two main exceptions: Xkeys on macOS Big Sur does not work.
Usage History
The first section of Battery is Usage History. This shows two charts: a Battery Level chart and a Screen On Usage. You can see data from the past 24 hours or the past 10 days.
Battery
The Battery section has options you might be familiar with from the Energy Saver system preference in previous versions of macOS. Here you can:
- Choose to show the battery status in the menu bar.
- Set when you want the MacBook screen to turn off while idling.
- Set the MacBook to automatically dim the screen when using battery power.
- Turn on or off Power Nap, which performs some background tasks like check for iCloud updates while your Mac is sleeping.
Power Adapter
The Power Adapter section is similar to the Battery section, except these are setting you adjust for when your MacBook is plugged in. Here are the settings:
- Show the battery status in the menu bar.
- Set when you want the MacBook screen to turn off while idling.
- Make the computer stay awake while the display is off.
- Wake for network access.
- Turn on or off Power Nap, which performs some background tasks like check for iCloud updates while your Mac is sleeping.
Schedule
In the Schedule section, you can set times for when you want your MacBook to start up, wake, or go to sleep.
About Apple security updates
For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.
Apple security documents reference vulnerabilities by CVE-ID when possible.
For more information about security, see the Apple Product Security page.
macOS Big Sur 11.4
Released May 24, 2021
AMD
Available for: macOS Big Sur
Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution
Description: A logic issue was addressed with improved state management.
CVE-2021-30678: Yu Wang of Didi Research America
AMD
Available for: macOS Big Sur
Impact: A local user may be able to cause unexpected system termination or read kernel memory
Description: A logic issue was addressed with improved state management.
CVE-2021-30676: shrek_wzw
App Store
Available for: macOS Big Sur
Impact: A malicious application may be able to break out of its sandbox
Description: A path handling issue was addressed with improved validation.
CVE-2021-30688: Thijs Alkemade of Computest Research Division
AppleScript
Available for: macOS Big Sur
Impact: A malicious application may bypass Gatekeeper checks
Description: A logic issue was addressed with improved state management.
CVE-2021-30669: Yair Hoffman
Audio
Available for: macOS Big Sur
Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution
Description: This issue was addressed with improved checks.
CVE-2021-30707: hjy79425575 working with Trend Micro Zero Day Initiative
Audio
Available for: macOS Big Sur
Impact: Parsing a maliciously crafted audio file may lead to disclosure of user information
Description: This issue was addressed with improved checks.
CVE-2021-30685: Mickey Jin (@patch1t) of Trend Micro
Core Services
Available for: macOS Big Sur
Impact: A malicious application may be able to gain root privileges
Description: A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks.
CVE-2021-30681: Zhongcheng Li (CK01)
CoreAudio
Available for: macOS Big Sur
Impact: Processing a maliciously crafted audio file may disclose restricted memory
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-30686: Mickey Jin of Trend Micro
Crash Reporter
Available for: macOS Big Sur
Impact: A malicious application may be able to modify protected parts of the file system
Description: A logic issue was addressed with improved state management.
CVE-2021-30727: Cees Elzinga
CVMS
Available for: macOS Big Sur
Impact: A local attacker may be able to elevate their privileges
Description: This issue was addressed with improved checks.
CVE-2021-30724: Mickey Jin (@patch1t) of Trend Micro
Dock
Available for: macOS Big Sur
Impact: A malicious application may be able to access a user's call history
Description: An access issue was addressed with improved access restrictions.
CVE-2021-30673: Josh Parnham (@joshparnham)
Graphics Drivers
Available for: macOS Big Sur
Impact: A remote attacker may cause an unexpected application termination or arbitrary code execution
Description: A logic issue was addressed with improved state management.
CVE-2021-30684: Liu Long of Ant Security Light-Year Lab
Graphics Drivers
Available for: macOS Big Sur
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2021-30735: Jack Dates of RET2 Systems, Inc. (@ret2systems) working with Trend Micro Zero Day Initiative
Heimdal
Available for: macOS Big Sur
Impact: A local user may be able to leak sensitive user information
Description: A logic issue was addressed with improved state management.
CVE-2021-30697: Gabe Kirkpatrick (@gabe_k)
Heimdal
Available for: macOS Big Sur
Impact: A malicious application may cause a denial of service or potentially disclose memory contents
Description: A memory corruption issue was addressed with improved state management.
CVE-2021-30710: Gabe Kirkpatrick (@gabe_k)
Heimdal
Available for: macOS Big Sur
Impact: A malicious application could execute arbitrary code leading to compromise of user information
Description: A use after free issue was addressed with improved memory management.
CVE-2021-30683: Gabe Kirkpatrick (@gabe_k)
ImageIO
Available for: macOS Big Sur
Impact: Processing a maliciously crafted image may lead to disclosure of user information
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-30687: Hou JingYi (@hjy79425575) of Qihoo 360
ImageIO
Available for: macOS Big Sur
Impact: Processing a maliciously crafted image may lead to disclosure of user information
Description: This issue was addressed with improved checks.
CVE-2021-30700: Ye Zhang(@co0py_Cat) of Baidu Security
ImageIO
Available for: macOS Big Sur
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: This issue was addressed with improved checks.
CVE-2021-30701: Mickey Jin (@patch1t) of Trend Micro and Ye Zhang of Baidu Security
ImageIO
Available for: macOS Big Sur
Impact: Processing a maliciously crafted ASTC file may disclose memory contents
Description: This issue was addressed with improved checks.
CVE-2021-30705: Ye Zhang of Baidu Security
Intel Graphics Driver
Available for: macOS Big Sur
Impact: A local user may be able to cause unexpected system termination or read kernel memory
Big Sur Mac Os Requirements
Description: An out-of-bounds read issue was addressed by removing the vulnerable code.
CVE-2021-30719: an anonymous researcher working with Trend Micro Zero Day Initiative
Intel Graphics Driver
Available for: macOS Big Sur
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2021-30728: Liu Long of Ant Security Light-Year Lab
CVE-2021-30726: Yinyi Wu(@3ndy1) of Qihoo 360 Vulcan Team
Kernel
Available for: macOS Big Sur
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A logic issue was addressed with improved validation.
CVE-2021-30740: Linus Henze (pinauten.de)
Kernel
Available for: macOS Big Sur
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A logic issue was addressed with improved state management.
CVE-2021-30704: an anonymous researcher
Kernel
Available for: macOS Big Sur
Impact: Processing a maliciously crafted message may lead to a denial of service
Description: A logic issue was addressed with improved state management.
CVE-2021-30715: The UK's National Cyber Security Centre (NCSC)
Kernel
Available for: macOS Big Sur
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A buffer overflow was addressed with improved size validation.
CVE-2021-30736: Ian Beer of Google Project Zero
Kernel
Available for: macOS Big Sur
Impact: A local attacker may be able to elevate their privileges
Description: A memory corruption issue was addressed with improved validation.
CVE-2021-30739: Zuozhi Fan (@pattern_F_) of Ant Group Tianqiong Security Lab
Kext Management
Available for: macOS Big Sur
Impact: A local user may be able to load unsigned kernel extensions
Description: A logic issue was addressed with improved state management.
CVE-2021-30680: Csaba Fitzl (@theevilbit) of Offensive Security
LaunchServices
Available for: macOS Big Sur
Impact: A malicious application may be able to break out of its sandbox
Description: This issue was addressed with improved environment sanitization.
CVE-2021-30677: Ron Waisberg (@epsilan)
Login Window
Available for: macOS Big Sur
Impact: A person with physical access to a Mac may be able to bypass Login Window
Description: A logic issue was addressed with improved state management.
CVE-2021-30702: Jewel Lambert of Original Spin, LLC.
Available for: macOS Big Sur
Impact: An attacker in a privileged network position may be able to misrepresent application state
Description: A logic issue was addressed with improved state management.
CVE-2021-30696: Fabian Ising and Damian Poddebniak of Münster University of Applied Sciences
Model I/O
Big Sur Os Tips
Available for: macOS Big Sur
Impact: Processing a maliciously crafted USD file may disclose memory contents
Description: An information disclosure issue was addressed with improved state management.
CVE-2021-30723: Mickey Jin (@patch1t) of Trend Micro
CVE-2021-30691: Mickey Jin (@patch1t) of Trend Micro
CVE-2021-30692: Mickey Jin (@patch1t) of Trend Micro
CVE-2021-30694: Mickey Jin (@patch1t) of Trend Micro
Model I/O
Available for: macOS Big Sur
Impact: Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution
Description: A memory corruption issue was addressed with improved state management.
CVE-2021-30725: Mickey Jin (@patch1t) of Trend Micro
Model I/O
Available for: macOS Big Sur
Impact: Processing a maliciously crafted USD file may disclose memory contents
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2021-30746: Mickey Jin (@patch1t) of Trend Micro
Model I/O
Available for: macOS Big Sur
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: A validation issue was addressed with improved logic.
CVE-2021-30693: Mickey Jin (@patch1t) & Junzhi Lu (@pwn0rz) of Trend Micro
Model I/O
Available for: macOS Big Sur
Impact: Processing a maliciously crafted USD file may disclose memory contents
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-30695: Mickey Jin (@patch1t) & Junzhi Lu (@pwn0rz) of Trend Micro
Model I/O
Available for: macOS Big Sur
Impact: Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2021-30708: Mickey Jin (@patch1t) & Junzhi Lu (@pwn0rz) of Trend Micro
Model I/O
Available for: macOS Big Sur
Impact: Processing a maliciously crafted USD file may disclose memory contents
Description: This issue was addressed with improved checks.
CVE-2021-30709: Mickey Jin (@patch1t) of Trend Micro
NSOpenPanel
Available for: macOS Big Sur
Impact: An application may be able to gain elevated privileges
Description: This issue was addressed by removing the vulnerable code.
CVE-2021-30679: Gabe Kirkpatrick (@gabe_k)
OpenLDAP
Available for: macOS Big Sur
Impact: A remote attacker may be able to cause a denial of service
Description: This issue was addressed with improved checks.
CVE-2020-36226
CVE-2020-36227
CVE-2020-36223
CVE-2020-36224
CVE-2020-36225
CVE-2020-36221
CVE-2020-36228
CVE-2020-36222
CVE-2020-36230
CVE-2020-36229
PackageKit
Available for: macOS Big Sur
Impact: A malicious application may be able to overwrite arbitrary files
Description: An issue with path validation logic for hardlinks was addressed with improved path sanitization.
CVE-2021-30738: Qingyang Chen of Topsec Alpha Team and Csaba Fitzl (@theevilbit) of Offensive Security
Security
Available for: macOS Big Sur
Impact: Processing a maliciously crafted certificate may lead to arbitrary code execution
Description: A memory corruption issue in the ASN.1 decoder was addressed by removing the vulnerable code.
CVE-2021-30737: xerub
smbx
Available for: macOS Big Sur
Impact: An attacker in a privileged network position may be able to perform denial of service
Description: A logic issue was addressed with improved state management.
CVE-2021-30716: Aleksandar Nikolic of Cisco Talos
smbx
Available for: macOS Big Sur
Impact: An attacker in a privileged network position may be able to execute arbitrary code
Description: A memory corruption issue was addressed with improved state management.
CVE-2021-30717: Aleksandar Nikolic of Cisco Talos
smbx
Available for: macOS Big Sur
Impact: An attacker in a privileged network position may be able to leak sensitive user information
Description: A path handling issue was addressed with improved validation.
CVE-2021-30721: Aleksandar Nikolic of Cisco Talos
smbx
Available for: macOS Big Sur
Impact: An attacker in a privileged network position may be able to leak sensitive user information
Description: An information disclosure issue was addressed with improved state management.
CVE-2021-30722: Aleksandar Nikolic of Cisco Talos
smbx
Available for: macOS Big Sur
Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution
Description: A logic issue was addressed with improved state management.
CVE-2021-30712: Aleksandar Nikolic of Cisco Talos
Software Update
Available for: macOS Big Sur
Impact: A person with physical access to a Mac may be able to bypass Login Window during a software update
Description: This issue was addressed with improved checks.
CVE-2021-30668: Syrus Kimiagar and Danilo Paffi Monteiro
SoftwareUpdate
Available for: macOS Big Sur
Impact: A non-privileged user may be able to modify restricted settings
Description: This issue was addressed with improved checks.
CVE-2021-30718: SiQian Wei of ByteDance Security
TCC
Available for: macOS Big Sur
Impact: A malicious application may be able to send unauthorized Apple events to Finder
Description: A validation issue was addressed with improved logic.
CVE-2021-30671: Ryan Bell (@iRyanBell)
TCC
Available for: macOS Big Sur
Impact: A malicious application may be able to bypass Privacy preferences. Apple is aware of a report that this issue may have been actively exploited.
Description: A permissions issue was addressed with improved validation.
CVE-2021-30713: an anonymous researcher
WebKit
Available for: macOS Big Sur
Impact: Processing maliciously crafted web content may lead to universal cross site scripting
Description: A cross-origin issue with iframe elements was addressed with improved tracking of security origins.
CVE-2021-30744: Dan Hite of jsontop
WebKit
Available for: macOS Big Sur
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A use after free issue was addressed with improved memory management.
CVE-2021-21779: Marcin Towalski of Cisco Talos
WebKit
Available for: macOS Big Sur
Impact: A malicious application may be able to leak sensitive user information
Description: A logic issue was addressed with improved restrictions.
CVE-2021-30682: an anonymous researcher and 1lastBr3ath
WebKit
Available for: macOS Big Sur
Impact: Processing maliciously crafted web content may lead to universal cross site scripting
Description: A logic issue was addressed with improved state management.
CVE-2021-30689: an anonymous researcher
WebKit
Available for: macOS Big Sur
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: Multiple memory corruption issues were addressed with improved memory handling.
CVE-2021-30749: an anonymous researcher and mipu94 of SEFCOM lab, ASU. working with Trend Micro Zero Day Initiative
CVE-2021-30734: Jack Dates of RET2 Systems, Inc. (@ret2systems) working with Trend Micro Zero Day Initiative
WebKit
Available for: macOS Big Sur
Impact: A malicious website may be able to access restricted ports on arbitrary servers
Description: A logic issue was addressed with improved restrictions.
CVE-2021-30720: David Schütz (@xdavidhu)
WebRTC
Big Sur Osx
Available for: macOS Big Sur
Impact: A remote attacker may be able to cause a denial of service
Description: A null pointer dereference was addressed with improved input validation.
Download Big Sur Os
CVE-2021-23841: Tavis Ormandy of Google
CVE-2021-30698: Tavis Ormandy of Google
Additional recognition
App Store
We would like to acknowledge Thijs Alkemade of Computest Research Division for their assistance.
CoreCapture
We would like to acknowledge Zuozhi Fan (@pattern_F_) of Ant-financial TianQiong Security Lab for their assistance.
Big Sur Os Wallpaper Images
ImageIO
We would like to acknowledge Jzhu working with Trend Micro Zero Day Initiative and an anonymous researcher for their assistance.
Mail Drafts
Big Sur Os Compatible
We would like to acknowledge Lauritz Holtmann (@_lauritz_) for their assistance.
WebKit
We would like to acknowledge Chris Salls (@salls) of Makai Security for their assistance.