Security update for MozillaFirefox (important)

Mozilla Firefox was updated to the ESR 52.3 release (bsc#1052829)

Following security issues were fixed:

• MFSA 2017-19/CVE-2017-7807: Domain hijacking through AppCache fallback
• MFSA 2017-19/CVE-2017-7791: Spoofing following page navigation with
  data: protocol and modal alerts
• MFSA 2017-19/CVE-2017-7792: Buffer overflow viewing certificates with an
  extremely long OID
• MFSA 2017-19/CVE-2017-7782: WindowsDllDetourPatcher allocates memory
  without DEP protections
• MFSA 2017-19/CVE-2017-7787: Same-origin policy bypass with iframes
  through page reloads
• MFSA 2017-19/CVE-2017-7786: Buffer overflow while painting
  non-displayable SVG
• MFSA 2017-19/CVE-2017-7785: Buffer overflow manipulating ARIA attributes
  in DOM
• MFSA 2017-19/CVE-2017-7784: Use-after-free with image observers
• MFSA 2017-19/CVE-2017-7753: Out-of-bounds read with cached style data
  and pseudo-elements
• MFSA 2017-19/CVE-2017-7798: XUL injection in the style editor in devtools
• MFSA 2017-19/CVE-2017-7804: Memory protection bypass through
  WindowsDllDetourPatcher
• MFSA 2017-19/CVE-2017-7779: Memory safety bugs fixed in Firefox 55 and
  Firefox ESR 52.3
• MFSA 2017-19/CVE-2017-7800: Use-after-free in WebSockets during
  disconnection
• MFSA 2017-19/CVE-2017-7801: Use-after-free with marquee during window
  resizing
• MFSA 2017-19/CVE-2017-7802: Use-after-free resizing image elements
• MFSA 2017-19/CVE-2017-7803: CSP containing ‘sandbox’ improperly applied

This update also fixes:

• fixed firefox hangs after a while in FUTEX_WAIT_PRIVATE if cgroups
  enabled and running on cpu >=1 (bsc#1031485)
• The Itanium ia64 build was fixed.