Security update for qemu (important)

An update that solves 9 vulnerabilities and has two fixes
is now available.

Description:

This update for qemu fixes the following issues:

Security issues fixed:

• CVE-2021-3595: Fixed slirp: invalid pointer initialization may lead to
  information disclosure (tftp) (bsc#1187366)
• CVE-2021-3592: Fix for slirp: invalid pointer initialization may lead to
  information disclosure (bootp) (bsc#1187364)
• CVE-2021-3594: Fix for slirp: invalid pointer initialization may lead to
  information disclosure (udp) (bsc#1187367)
• CVE-2021-3593: Fix for slirp: invalid pointer initialization may lead to
  information disclosure (udp6) (bsc#1187365)
• CVE-2021-3582: Fix possible mremap overflow in the pvrdma (bsc#1187499)
• CVE-2021-3607: Ensure correct input on ring init (bsc#1187539)
• CVE-2021-3608: Fix the ring init error flow (bsc#1187538)
• CVE-2021-3611: Fix intel-hda segmentation fault due to stack overflow
  (bsc#1187529)
• CVE-2020-25085: Fix out-of-bounds access issue while doing multi block
  SDMA (bsc#1176681)

Other issues fixed:

• QEMU BIOS fails to read stage2 loader (on s390x)(bsc#1186290)
• Fix qemu hang while cancelling migrating hugepage vm (bsc#1185591)

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or “zypper patch”.

Alternatively you can run the command listed for your product:

• openSUSE Leap 15.3:

  zypper in -t patch openSUSE-SLE-15.3-2021-2591=1