This update for qemu fixes the following issues:
Security issues fixed:
- usbredir: free call on invalid pointer in bufp_alloc (bsc#1189145,
CVE-2021-3682)
- NULL pointer dereference in ESP (bsc#1180433, CVE-2020-35504)
(bsc#1180434, CVE-2020-35505) (bsc#1180435, CVE-2020-35506)
- NULL pointer dereference issue in megasas-gen2 host bus adapter
(bsc#1180432, CVE-2020-35503)
- eepro100: stack overflow via infinite recursion (bsc#1182651,
CVE-2021-20255)
- usb: unbounded stack allocation in usbredir (bsc#1186012, CVE-2021-3527)
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-15.3-2021-2789=1
- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):
qemu-s390-4.2.1-11.28.1
qemu-s390-debuginfo-4.2.1-11.28.1
https://www.suse.com/security/cve/CVE-2020-35503.html
https://www.suse.com/security/cve/CVE-2020-35504.html
https://www.suse.com/security/cve/CVE-2020-35505.html
https://www.suse.com/security/cve/CVE-2020-35506.html
https://www.suse.com/security/cve/CVE-2021-20255.html
https://www.suse.com/security/cve/CVE-2021-3527.html
https://www.suse.com/security/cve/CVE-2021-3682.html
https://bugzilla.suse.com/1180432
https://bugzilla.suse.com/1180433
https://bugzilla.suse.com/1180434
https://bugzilla.suse.com/1180435
https://bugzilla.suse.com/1182651
https://bugzilla.suse.com/1186012
https://bugzilla.suse.com/1189145
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