"About iPhoto 9.4.3 Update
What's New in Version 9.4.3

• Photos can now be deleted from My Photo Stream by dragging to the Trash
• Photos can now be exported from Photo Stream using the Export command in the File menu
• RAW images manually imported from My Photo Stream are now editable
• Fixes a bug that could cause manually-rotated photos to appear unrotated when shared to Photo Stream
• Addresses an issue that could cause iPhoto to quit unexpectedly while syncing to Facebook
• Resolves an issue that could cause calendar text to appear at the wrong font size, resulting in order cancellation
• Fixes an issue that could cause books to have an incorrect number of pages after rearranging two-page spreads
• Includes stability improvements

System Requirements:
OS X Lion 10.7.5, OS X 10.8.2 or later"

This download apparently will not update versions bundled/installed on macs from mac app store.
  

"About Aperture 3.4.4
What's New in Version 3.4.4

• Addresses an issue that could cause Aperture to quit unexpectedly during image import
• Nikon P7700 RAW images are now displayed correctly in the Import window
• Thumbnails with version names longer than 250 characters are now displayed correctly
• Fixes an issue that could cause multiple warning dialogs to appear when web albums are synced after waking from sleep
• Addresses an issue that could cause Aperture to quit unexpectedly when uploading photos to Photo Stream
• Shared Photo Stream invitation lists now scroll correctly
• Includes stability and performance improvements

System Requirements:
OS X Lion 10.7.5, OS X 10.8.2 or later"

Today's list of new/updated Apple docs has v3.4.4 full release notes.
  

"About Safari 5.1.9 for Snow Leopard
Safari 5.1.9 allows users to enable the Java plug-in for Safari on a website-by-website basis.

For detailed information about this update, please visit: http://support.apple.com/kb/HT5678
(About Safari 6.0.4 and 5.1.9)

System Requirements:
OS X 10.6.8"

Today's list of Apple docs (new/updates) includes info on security fixes in Safari 6.0.4 and others.
  

"About Java for OS X 2013-003
Java for OS X 2013-003 delivers improved security, reliability, and compatibility by updating Java SE 6 to 1.6.0_45.

On systems that have not already installed Java for OS X 2012-006, this update disables the Java SE 6 applet plug-in. To use applets on a web page, click on the region labeled "Missing plug-in" to download the latest version of the Java applet plug-in from Oracle.

Please quit any web browsers and Java applications before installing this update.

See http://support.apple.com/kb/HT5682 for more details about this update.
See http://support.apple.com/kb/HT1222 for information about the security content of this update. (see apple doc listing below)

SHA1= 3393ff8642b6e29cacaf10fbb04f76e657cc313a

System Requirements:
OS X Lion v10.7 or later"

"About Java for Mac OS X 10.6 Update 15
Java for Mac OS X 10.6 Update 15 delivers improved security, reliability, and compatibility by updating Java SE 6 to 1.6.0_45.
This update enables website-by-website control of the Java plug-in within Safari 5.1.9 or later.

Please quit any web browsers and Java applications before installing this update.

See http://support.apple.com/kb/HT5716 for more details about this update.
See http://support.apple.com/kb/HT1222 for information about the security content of this update. (see apple doc listing below)

SHA1= 56a950f7a89f2a1c39de01b2b1998986f132be57

System Requirements: Mac OS X v10.6.8"

As with previous updates, I assume these include a check for existing Malware and will remove it if found.

I don't use Java but you can check Apple's OS X Forums for feedback from those that do.
  

Here's a repeat of Oracle's docs for Mac users:

• JRE 7 Installation for Mac OS X
• JDK 7 Installation for Mac OS X
• Mac OS X Platform Install FAQ

Here's Oracle's Security blog post and Oracle Java SE Critical Patch Update Advisory on this round (April) of Java updates.
  

• Aperture 3.4.4: Release notes
• About Safari 6.0.4 and 5.1.9
• About Java for OS X 2013-003
• About Java for Mac OS X 10.6 Update 15
• About the security content of Safari 6.0.4
• About the security content of Java for OS X 2013-003 and Mac OS X v10.6 Update 15
• Printer and scanner software available for download
• iTunes: Specific update-and-restore error messages and advanced troubleshooting
• Mac Basics: Printing in OS X Mountain Lion & OS X Lion (rev'd again today)

• HP Printer Drivers v.2.14 for OS X
• Epson Printer Drivers v2.14 for OS X
• Canon Laser Printer Drivers v2.0 for OS X
• Apple confirms Wi-Fi issue on some 3rd-gen Apple TVs (w/replacement program)
  (note: S/N pair to check is 4th/5th position, not 3rd/4th)
• OWC Introduces Mercury Accelsior_E2 PCIe SSD Card (sponsor blog)

• Oracle April 2013 Critical Patch(es) Update Released (see above for java updates)
• Some Early Roku Adopters Get Amazing Surprise In The Mail (free Roku 3)
• A Smarter Algorithm Could Cut Energy Use in Data Centers by 35%
• Cyber-Attacks Focus on Small Businesses, Web-Based Malware: Symantec
• Review: Alan Parsons' Art & Science of Sound Recording

Monday April 15th, 2013 News Archive
• VirtualBox Reports page updated (more on 10.6 Server guest install problems)
• 3 Screen Setup for MacBook Pro Retina
• Op-Ed on Mac Sims 3 problems, 4 Years After Launch
• Mac Sims 3 Tip for Error Code 12 (Sims 3 mac forum)
• VLC Media Player 2.0.6 is full of tweaks
• Iconic Disc: MacBook Logo Illuminator (kickstarter)
• iCloud Syncing Gives a Glimpse of Apple's Televised Future
• Apple's 'Coach' Campbell Sees Google Glass Starting Era of Intimate Objects
• Apple Dominates Best-Paid as Board Retains Jobs Deputies
• Adobe Lightroom 5.0 Beta
• Updated Apple Support/How-To/Troubleshooting Docs:
  - MacBook Pro: Distorted video or no video issues
  (ref: page here on MBP 8600M GT failures/repairs, ext. warranty program ended)
  - Keeping your confidential data secure during hardware repair
  - Mac Basics: Printing in OS X Mountain Lion & OS X Lion
  - iOS: Connecting to Wi-Fi
  - iOS: Understanding cellular data networks
  - iOS 6: Understanding the brightness setting
  - How to publish a podcast on the iTunes Store
  - (Archived) OS X 10.5: Security tips for using Time Machine over a network
• Other News/Reviews/Tech/Alerts/OT:
  - Seiki Digital debuts with a $1,499 4K (50-inch) TV
  - Sony ISP launches world's fastest home Internet, 2Gbps
  - LED price battle heats up as Osram launches 10-euro bulb
  - Lab-made kidneys raise hope for dialysis patients
  - Nanoparticle could treat antibiotic-resistant bacteria
  - Review: Panasonic TC-P55ST60 Plasma HDTV (updated 3D info)
  - Kobo Reveals Aura HD, 'Porsche of eReaders'

For links to older news pages, see the Archives.