Security update for mozilla-nspr, mozilla-nss (important)

Mozilla NSPR and NSS were updated to fix various security
bugs that could be used to crash the browser or
potentially execute code.

Mozilla NSPR 4.10.2 has the following bug fixes:

• Bug 770534: Possible pointer overflow in
  PL_ArenaAllocate(). Fixed by Pascal Cuoq and Kamil Dudka.
• Bug 888546: ptio.c:PR_ImportUDPSocket doesn’t work.
  Fixed by Miloslav Trmac.
• Bug 915522: VS2013 support for NSPR. Fixed by Makoto
  Kato.
• Bug 927687: Avoid unsigned integer wrapping in
  PL_ArenaAllocate. (CVE-2013-5607)

Mozilla NSS 3.15.3 is a patch release for NSS 3.15 and
includes the following bug fixes:

• Bug 925100: Ensure a size is <= half of the maximum
  PRUint32 value. (CVE-2013-1741)
• Bug 934016: Handle invalid handshake packets.
  (CVE-2013-5605)
• Bug 910438: Return the correct result in
  CERT_VerifyCert on failure, if a verifyLog isn’t used.
  (CVE-2013-5606)