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OVAL Definitions
>
OVAL Definition Details
Id
oval:com.altx-soft.nix:def:155028
[Rus]
Version
4
Class
patch
ALTXid
359104
Language
English
Severity
Medium
Title
CentOS Stream 8 -- security update for qemu-guest-agent
Description
CentOS Stream security update for qemu-guest-agent.
Family
unix
Platform
CentOS Stream 8
Product
qemu-guest-agent
Reference
VENDOR: CentOS-Stream-08.06.2021-866034254
VENDOR: CentOS-Stream-08.06.2021-866034254
Id:
CentOS-Stream-08.06.2021-866034254
Reference:
https://feeds.centos.org
CVE: CVE-2020-13754
CVE: CVE-2020-13754
Id:
CVE-2020-13754
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13754
Comment
: hw/pci/msix.c in QEMU 4.2.0 allows guest OS users to trigger an out-of-bounds access via a crafted address in an msi-x mmio operation.
CVSSv2 Score:
4.6
Access vector:
LOCAL
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
PARTIAL
Integrity impact:
PARTIAL
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:L/AC:L/Au:N/C:P/I:P/A:P
CVSSv3 Score:
6.7
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
HIGH
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
HIGH
Integrity impact:
HIGH
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE:
119 (Improper Restriction of Operations within the Bounds of a Memory Buffer)
References:
http://www.openwall.com/lists/oss-security/2020/06/01/6 (CONFIRM)
https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg00004.html (MISC)
https://security.netapp.com/advisory/ntap-20200608-0007/ (CONFIRM)
[oss-security] 20200615 Re: CVE-2020-13754 QEMU: msix: OOB access during mmio operations may lead to DoS (MLIST)
DSA-4728 (DEBIAN)
[debian-lts-announce] 20200726 [SECURITY] [DLA 2288-1] qemu security update (MLIST)
USN-4467-1 (UBUNTU)
GLSA-202011-09 (GENTOO)
CVE: CVE-2020-15859
CVE: CVE-2020-15859
Id:
CVE-2020-15859
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15859
Comment
: QEMU 4.2.0 has a use-after-free in hw/net/e1000e_core.c because a guest OS user can trigger an e1000e packet with the data's address set to the e1000e's MMIO address.
CVSSv2 Score:
2.1
Access vector:
LOCAL
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:L/AC:L/Au:N/C:N/I:N/A:P
CVSSv3 Score:
3.3
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
LOW
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
LOW
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CWE:
416 (Use After Free)
References:
https://lists.gnu.org/archive/html/qemu-devel/2020-07/msg05304.html (MISC)
[oss-security] 20200721 CVE-2020-15859 QEMU: net: e1000e: use-after-free while sending packets (MLIST)
https://bugs.launchpad.net/qemu/+bug/1886362 (MISC)
[debian-lts-announce] 20210218 [SECURITY] [DLA 2560-1] qemu security update (MLIST)
GLSA-202208-27 (GENTOO)
[debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update (MLIST)
CVE: CVE-2020-27617
CVE: CVE-2020-27617
Id:
CVE-2020-27617
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27617
Comment
: eth_get_gso_type in net/eth.c in QEMU 4.2.1 allows guest OS users to trigger an assertion failure. A guest can crash the QEMU process via packet data that lacks a valid Layer 3 protocol.
CVSSv2 Score:
4
Access vector:
NETWORK
Access complexity:
LOW
Authentication:
SINGLE
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:N/AC:L/Au:S/C:N/I:N/A:P
CVSSv3 Score:
6.5
Attack vector:
NETWORK
Attack complexity:
LOW
Privileges required:
LOW
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE:
617 (Reachable Assertion)
References:
http://www.openwall.com/lists/oss-security/2020/11/02/1 (CONFIRM)
https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg05731.html (MISC)
[debian-lts-announce] 20201129 [SECURITY] [DLA 2469-1] qemu security update (MLIST)
https://security.netapp.com/advisory/ntap-20201202-0002/ (CONFIRM)
[debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update (MLIST)
CVE: CVE-2021-20221
CVE: CVE-2021-20221
Id:
CVE-2021-20221
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20221
Comment
: An out-of-bounds heap buffer access issue was found in the ARM Generic Interrupt Controller emulator of QEMU up to and including qemu 4.2.0on aarch64 platform. The issue occurs because while writing an interrupt ID to the controller memory area, it is not masked to be 4 bits wide. It may lead to the said issue while updating controller state fields and their subsequent processing. A privileged guest user may use this flaw to crash the QEMU process on the host resulting in DoS scenario.
CVSSv2 Score:
2.1
Access vector:
LOCAL
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:L/AC:L/Au:N/C:N/I:N/A:P
CVSSv3 Score:
6
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
HIGH
User interaction:
NONE
Scope:
CHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
CWE:
125 (Out-of-bounds Read)
References:
[debian-lts-announce] 20210218 [SECURITY] [DLA 2560-1] qemu security update (MLIST)
https://bugzilla.redhat.com/show_bug.cgi?id=1924601 (MISC)
[oss-security] 20210205 CVE-2021-20221 QEMU: aarch64: GIC: out-of-bound heap buffer access via an interrupt ID field (MLIST)
https://security.netapp.com/advisory/ntap-20210708-0005/ (CONFIRM)
[debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update (MLIST)
CVE: CVE-2021-20257
CVE: CVE-2021-20257
Id:
CVE-2021-20257
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20257
Comment
: An infinite loop flaw was found in the e1000 NIC emulator of the QEMU. This issue occurs while processing transmits (tx) descriptors in process_tx_desc if various descriptor fields are initialized with invalid values. This flaw allows a guest to consume CPU cycles on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.
CVSSv2 Score:
2.1
Access vector:
LOCAL
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:L/AC:L/Au:N/C:N/I:N/A:P
CVSSv3 Score:
6.5
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
LOW
User interaction:
NONE
Scope:
CHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
CWE:
835 (Loop with Unreachable Exit Condition ('Infinite Loop'))
References:
https://lists.gnu.org/archive/html/qemu-devel/2021-02/msg07428.html (MISC)
https://github.com/qemu/qemu/commit/3de46e6fc489c52c9431a8a832ad8170a7569bd8 (MISC)
https://bugzilla.redhat.com/show_bug.cgi?id=1930087 (MISC)
https://www.openwall.com/lists/oss-security/2021/02/25/2 (MISC)
https://security.netapp.com/advisory/ntap-20220425-0003/ (CONFIRM)
GLSA-202208-27 (GENTOO)
[debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update (MLIST)
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