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redhatRedHatRHSA-2022:0397
HistoryFeb 02, 2022 - 8:22 a.m.

(RHSA-2022:0397) Low: virt:av and virt-devel:av security and bug fix update

2022-02-0208:22:47
access.redhat.com
43
rhsa-2022
low
virt
av
virt-devel
security fix
nbdkit
nbd_opt_structured_reply
qemu
block
fdc
bug fix
data corruption.

CVSS2

3.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:S/C:N/I:N/A:P

CVSS3

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

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

EPSS

0.001

Percentile

42.9%

JSON

The Advanced Virtualization module provides the user-space component for running virtual machines that use KVM in environments managed by Red Hat products.

Security Fix(es):

  • nbdkit: NBD_OPT_STRUCTURED_REPLY injection on STARTTLS (CVE-2021-3716)

  • QEMU: block: fdc: null pointer dereference may lead to guest crash (CVE-2021-20196)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

  • There is nbdkit curl error info if convert a guest from VMware without vddk by administrator account [rhel-av-8.5.z] (BZ#2040778)

  • Fix data corruption in nbdkit-cow-filter and nbdkit-cache-filter [rhel-av-8.5z] (BZ#2040781)

OSVersionArchitecturePackageVersionFilename
RedHatanyi686python3-libvirt< 7.6.0-1.module+el8.5.0+12098+85b3670bpython3-libvirt-7.6.0-1.module+el8.5.0+12098+85b3670b.i686.rpm
RedHatanyx86_64perl-sys-virt< 7.4.0-1.module+el8.5.0+11289+b29e262fperl-Sys-Virt-7.4.0-1.module+el8.5.0+11289+b29e262f.x86_64.rpm
RedHatanyx86_64nbdkit-tar-filter-debuginfo< 1.24.0-3.module+el8.5.0+13900+a08c0464nbdkit-tar-filter-debuginfo-1.24.0-3.module+el8.5.0+13900+a08c0464.x86_64.rpm
RedHatanyppc64leruby-hivex-debuginfo< 1.3.18-22.module+el8.5.0+12087+2208d04cruby-hivex-debuginfo-1.3.18-22.module+el8.5.0+12087+2208d04c.ppc64le.rpm
RedHatanyppc64lelibvirt-daemon-driver-storage-rbd< 7.6.0-6.module+el8.5.0+13051+7ddbe958libvirt-daemon-driver-storage-rbd-7.6.0-6.module+el8.5.0+13051+7ddbe958.ppc64le.rpm
RedHatanyi686ocaml-hivex-devel< 1.3.18-22.module+el8.5.0+12087+2208d04cocaml-hivex-devel-1.3.18-22.module+el8.5.0+12087+2208d04c.i686.rpm
RedHatanyx86_64nbdkit-curl-plugin-debuginfo< 1.24.0-3.module+el8.5.0+13900+a08c0464nbdkit-curl-plugin-debuginfo-1.24.0-3.module+el8.5.0+13900+a08c0464.x86_64.rpm
RedHatanyi686ocaml-hivex-debuginfo< 1.3.18-22.module+el8.5.0+12087+2208d04cocaml-hivex-debuginfo-1.3.18-22.module+el8.5.0+12087+2208d04c.i686.rpm
RedHatanyx86_64libguestfs-java< 1.44.0-3.module+el8.5.0+10681+17a9b157libguestfs-java-1.44.0-3.module+el8.5.0+10681+17a9b157.x86_64.rpm
RedHatanyaarch64swtpm-debugsource< 0.6.0-2.20210607gitea627b3.module+el8.5.0+12696+4ce1c6bcswtpm-debugsource-0.6.0-2.20210607gitea627b3.module+el8.5.0+12696+4ce1c6bc.aarch64.rpm
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CVSS2

3.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:S/C:N/I:N/A:P

CVSS3

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

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

EPSS

0.001

Percentile

42.9%

JSON
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