QID 174921

Date Published: 2021-04-20

QID 174921: SUSE Enterprise Linux Security Update for qemu (SUSE-SU-2021:1245-1)

This update for qemu fixes the following issues:


- Fix OOB access in sm501 device emulation (CVE-2020-12829, bsc#1172385)
- Fix OOB access possibility in MegaRAID SAS 8708EM2 emulation
(CVE-2020-13362 bsc#1172383)
- Fix use-after-free in usb xhci packet handling (CVE-2020-25723,
bsc#1178934)
- Fix use-after-free in usb ehci packet handling (CVE-2020-25084,
bsc#1176673)
- Fix OOB access in usb hcd-ohci emulation (CVE-2020-25624, bsc#1176682)
- Fix infinite loop (DoS) in usb hcd-ohci emulation (CVE-2020-25625,
bsc#1176684)
- Fix guest triggerable assert in shared network handling code
(CVE-2020-27617, bsc#1178174)
- Fix infinite loop (DoS) in e1000e device emulation (CVE-2020-28916,
bsc#1179468)
- Fix OOB access in atapi emulation (CVE-2020-29443, bsc#1181108)
- Fix heap overflow in MSIx emulation (CVE-2020-27821, bsc#1179686)
- Fix null pointer deref. (DoS) in mmio ops (CVE-2020-15469, bsc#1173612)
- Fix infinite loop (DoS) in e1000 device emulation (CVE-2021-20257,
bsc#1182577)
- Fix OOB access (stack overflow) in rtl8139 NIC emulation (CVE-2021-3416,
bsc#1182968)
- Fix OOB access (stack overflow) in other NIC emulations (CVE-2021-3416)
- Fix OOB access in SLIRP ARP/NCSI packet processing (CVE-2020-29129,
bsc#1179466, CVE-2020-29130, bsc#1179467)
- Fix null pointer dereference possibility (DoS) in MegaRAID SAS 8708EM2
emulation (CVE-2020-13659 bsc#1172386)
- Fix issue where s390 guest fails to find zipl boot menu index
(bsc#1183979)
- Fix OOB access in iscsi (CVE-2020-11947 bsc#1180523)
- Fix OOB access in vmxnet3 emulation (CVE-2021-20203 bsc#1181639)
- Fix package scripts to not use hard coded paths for temporary working
directories and log files (bsc#1182425)
- Fix potential privilege escalation in virtfs (CVE-2021-20181 bsc#1182137)
- Apply fixes to qemu scsi passthrough with respect to timeout and error
conditions, including using more correct status codes. (bsc#1178049)
- Fix OOB access in ARM interrupt handling (CVE-2021-20221 bsc#1181933)
- Tweaks to spec file for better formatting, and remove not needed
BuildRequires for e2fsprogs-devel and libpcap-devel
- Fix OOB access possibility in ES1370 audio device emulation
(CVE-2020-13361 bsc#1172384)
- Fix OOB access in ROM loading (CVE-2020-13765 bsc#1172478)
- Fix OOB access while processing USB packets (CVE-2020-14364 bsc#1175441)
- Fix DoS in packet processing of various emulated NICs (CVE-2020-16092
bsc#1174641)
- Fix buffer overflow in the XGMAC device (CVE-2020-15863 bsc#1174386)
- Use '%service_del_postun_without_restart' instead of
'%service_del_postun' to avoid "Failed to try-restart "
error while updating the qemu-guest-agent. (bsc#1178565)

Successful exploitation allows attacker to compromise the system.

  • CVSS V3 rated as High - 6.5 severity.
  • CVSS V2 rated as High - 6.8 severity.
    • Solution
    Upgrade to the latest package which contains the patch. To install this SUSE Security, Update use YaST online_update. Alternatively you can run the command listed for your product. To install packages using the command line interface, use command "yum update". Refer to Suse security advisory: SUSE-SU-2021:1245-1 to address this issue and obtain further details.
    Vendor References

    CVEs related to QID 174921

    CVE-2020-25723 | CVE-2020-16092 | CVE-2021-20257 | CVE-2020-11947 | CVE-2020-13659 | CVE-2020-25625 | CVE-2020-13362 | CVE-2020-29129 | CVE-2020-25624 | CVE-2020-29130 | CVE-2021-20221 | CVE-2021-3416 | CVE-2020-13361 | CVE-2020-28916 | CVE-2021-20181 | CVE-2020-14364 | CVE-2020-29443 | CVE-2020-13765 | CVE-2020-25084 | CVE-2020-15863 | CVE-2020-12829 | CVE-2020-27821 | CVE-2020-27617 | CVE-2021-20203 | CVE-2020-15469 |
    Software Advisories
    Advisory ID Software Component Link
    SUSE-SU-2021:1245-1 SUSE Enterprise Linux URL Logo lists.suse.com/pipermail/sle-security-updates/2021-April/008647.html
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