Vulnerability · Published Jul 12, 2022 · Assigned by redhat
CVE-2022-2211
Medium 6.5
In plain English
A medium-severity security flaw in libguestfs. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)1.0%top 37.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A vulnerability was found in libguestfs. This issue occurs while calculating the greatest possible number of matching keys in the get_keys() function. This flaw leads to a denial of service, either by mistake or malicious actor.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:9 | guestfs-tools | 1.48.2-5.el9 | ALSA-2022:7959 |
| AlmaLinux:9 | libguestfs | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | libguestfs-appliance | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | libguestfs-bash-completion | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | libguestfs-devel | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | libguestfs-gobject | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | libguestfs-gobject-devel | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | libguestfs-inspect-icons | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | libguestfs-man-pages-ja | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | libguestfs-man-pages-uk | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | libguestfs-rescue | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | libguestfs-rsync | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | libguestfs-xfs | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | lua-guestfs | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | ocaml-libguestfs | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | ocaml-libguestfs-devel | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | perl-Sys-Guestfs | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | php-libguestfs | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | python3-libguestfs | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | ruby-libguestfs | 1:1.48.4-2.el9.alma | ALSA-2022:7958 |
| AlmaLinux:9 | virt-v2v | 1:2.0.7-6.el9 | ALSA-2022:7968 |
| AlmaLinux:9 | virt-v2v-bash-completion | 1:2.0.7-6.el9 | ALSA-2022:7968 |
| AlmaLinux:9 | virt-v2v-man-pages-ja | 1:2.0.7-6.el9 | ALSA-2022:7968 |
| AlmaLinux:9 | virt-v2v-man-pages-uk | 1:2.0.7-6.el9 | ALSA-2022:7968 |
| AlmaLinux:9 | virt-win-reg | 1.48.2-5.el9 | ALSA-2022:7959 |
| Debian:12 | guestfs-tools | 1.48.2-1+deb12u1 | DEBIAN-CVE-2022-2211 |
| Debian:13 | guestfs-tools | 1.48.3-4 | DEBIAN-CVE-2022-2211 |
| Debian:14 | guestfs-tools | 1.48.3-4 | DEBIAN-CVE-2022-2211 |
| Debian:12 | libguestfs | 1:1.46.2-1 | DEBIAN-CVE-2022-2211 |
| Debian:13 | libguestfs | 1:1.46.2-1 | DEBIAN-CVE-2022-2211 |
| Debian:14 | libguestfs | 1:1.46.2-1 | DEBIAN-CVE-2022-2211 |
| Rocky Linux:9 | guestfs-tools | 0:1.48.2-5.el9 | RLSA-2022:7959 |
| Rocky Linux:8 | hivex | 0:1.3.18-23.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | hivex | 0:1.3.18-23.module+el8.6.0+847+b490afdd | RLSA-2022:7472 |
| Rocky Linux:8 | libguestfs | 1:1.44.0-9.module+el8.7.0+1084+97b81f61.rocky | RLSA-2022:7472 |
| Rocky Linux:9 | libguestfs | 1:1.48.4-2.el9 | RLSA-2022:7958 |
| Rocky Linux:8 | libguestfs-winsupport | 0:8.6-1.module+el8.6.0+847+b490afdd | RLSA-2022:7472 |
| Rocky Linux:8 | libguestfs-winsupport | 0:8.6-1.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | libiscsi | 0:1.18.0-8.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | libiscsi | 0:1.18.0-8.module+el8.6.0+847+b490afdd | RLSA-2022:7472 |
| Rocky Linux:8 | libiscsi | 0:1.18.0-8.module+el8.4.0+534+4680a14e | RLSA-2022:7472 |
| Rocky Linux:8 | libnbd | 0:1.6.0-5.module+el8.6.0+847+b490afdd | RLSA-2022:7472 |
| Rocky Linux:8 | libnbd | 0:1.6.0-5.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | libtpms | 0:0.9.1-1.20211126git1ff6fe1f43.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | libvirt | 0:8.0.0-10.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | libvirt-dbus | 0:1.3.0-2.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | libvirt-dbus | 0:1.3.0-2.module+el8.4.0+534+4680a14e | RLSA-2022:7472 |
| Rocky Linux:8 | libvirt-dbus | 0:1.3.0-2.module+el8.6.0+847+b490afdd | RLSA-2022:7472 |
| Rocky Linux:8 | libvirt-python | 0:8.0.0-2.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | nbdkit | 0:1.24.0-4.module+el8.6.0+847+b490afdd | RLSA-2022:7472 |
| Rocky Linux:8 | netcf | 0:0.2.8-12.module+el8.4.0+534+4680a14e | RLSA-2022:7472 |
| Rocky Linux:8 | netcf | 0:0.2.8-12.module+el8.6.0+847+b490afdd | RLSA-2022:7472 |
| Rocky Linux:8 | netcf | 0:0.2.8-12.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | perl-Sys-Virt | 0:8.0.0-1.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | perl-Sys-Virt | 0:8.0.0-1.module+el8.6.0+847+b490afdd | RLSA-2022:7472 |
| Rocky Linux:8 | qemu-kvm | 5:6.2.0-20.module+el8.7.0+1084+97b81f61.2 | RLSA-2022:7472 |
| Rocky Linux:8 | seabios | 0:1.16.0-3.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | sgabios | 1:0.20170427git-3.module+el8.6.0+847+b490afdd | RLSA-2022:7472 |
| Rocky Linux:8 | sgabios | 1:0.20170427git-3.module+el8.4.0+534+4680a14e | RLSA-2022:7472 |
| Rocky Linux:8 | sgabios | 1:0.20170427git-3.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | supermin | 0:5.2.1-2.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | swtpm | 0:0.7.0-4.20211109gitb79fd91.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:8 | virt-v2v | 1:1.42.0-21.module+el8.7.0+1084+97b81f61 | RLSA-2022:7472 |
| Rocky Linux:9 | virt-v2v | 1:2.0.7-6.el9 | RLSA-2022:7968 |
| Ubuntu:22.04:LTS | guestfs-tools | no fix listed | UBUNTU-CVE-2022-2211 |
| Ubuntu:24.04:LTS | guestfs-tools | no fix listed | UBUNTU-CVE-2022-2211 |
| Ubuntu:25.10 | guestfs-tools | no fix listed | UBUNTU-CVE-2022-2211 |
| Ubuntu:26.04:LTS | guestfs-tools | no fix listed | UBUNTU-CVE-2022-2211 |
| Ubuntu:26.10 | guestfs-tools | no fix listed | UBUNTU-CVE-2022-2211 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | libguestfs | none |
References
- https://access.redhat.com/security/cve/CVE-2022-2211 x_refsource_MISC