A qemu security update has been released for openSUSE Leap 15.3.

openSUSE-SU-2021:3604-1: important: Security update for qemu

openSUSE Security Update: Security update for qemu
______________________________________________________________________________

Announcement ID: openSUSE-SU-2021:3604-1
Rating: important
References: #1189234 #1189702 #1189938 #1190425
Cross-References: CVE-2021-3713 CVE-2021-3748
CVSS scores:
CVE-2021-3713 (SUSE): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVE-2021-3748 (SUSE): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected Products:
openSUSE Leap 15.3
______________________________________________________________________________

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

Description:

This update for qemu fixes the following issues:

Security issues fixed:

- CVE-2021-3713: Fix out-of-bounds write in UAS (USB Attached SCSI) device
emulation (bsc#1189702)
- CVE-2021-3748: Fix heap use-after-free in virtio_net_receive_rcu
(bsc#1189938)

Non-security issues fixed:

- Add transfer length item in block limits page of scsi vpd (bsc#1190425)
- Fix qemu crash while deleting xen-block (bsc#1189234)

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-15.3-2021-3604=1


Package List:

- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

qemu-s390-4.2.1-11.31.3
qemu-s390-debuginfo-4.2.1-11.31.3

References:

  https://www.suse.com/security/cve/CVE-2021-3713.html
  https://www.suse.com/security/cve/CVE-2021-3748.html
  https://bugzilla.suse.com/1189234
  https://bugzilla.suse.com/1189702
  https://bugzilla.suse.com/1189938
  https://bugzilla.suse.com/1190425