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01 Record

CVE-2022-2211

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

UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
View raw JSON

02 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

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.97% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 61.5% of scored records. A rank, not a probability.
NVD base score
6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2022-07-12 20:33Z4 YR AGO
Last updated
2024-08-03 00:32Z2 YR AGO
Reserved
2022-06-27
Assigning CNA
redhat
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
  • CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
Data version
5.1
Document digest
ea4a0327dc36c45c6ec4cf94152ea57de04bceeaba8bc9856ed42c9302b04662

05 Affected products

VendorProductVersionsPlatforms
n/alibguestfsnone—

06 References

07 Fixed in

AlmaLinux 9

  • guestfs-tools
    Fixed in 1.48.2-5.el9
  • libguestfs
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-appliance
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-bash-completion
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-devel
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-gobject
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-gobject-devel
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-inspect-icons
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-man-pages-ja
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-man-pages-uk
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-rescue
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-rsync
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-xfs
    Fixed in 1:1.48.4-2.el9.alma
  • lua-guestfs
    Fixed in 1:1.48.4-2.el9.alma
  • ocaml-libguestfs
    Fixed in 1:1.48.4-2.el9.alma
  • ocaml-libguestfs-devel
    Fixed in 1:1.48.4-2.el9.alma
  • perl-Sys-Guestfs
    Fixed in 1:1.48.4-2.el9.alma
  • php-libguestfs
    Fixed in 1:1.48.4-2.el9.alma
  • python3-libguestfs
    Fixed in 1:1.48.4-2.el9.alma
  • ruby-libguestfs
    Fixed in 1:1.48.4-2.el9.alma
  • virt-v2v
    Fixed in 1:2.0.7-6.el9
  • virt-v2v-bash-completion
    Fixed in 1:2.0.7-6.el9
  • virt-v2v-man-pages-ja
    Fixed in 1:2.0.7-6.el9
  • virt-v2v-man-pages-uk
    Fixed in 1:2.0.7-6.el9
  • virt-win-reg
    Fixed in 1.48.2-5.el9

Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.

CloudLinux 9

  • guestfs-tools
    Fixed in 1.48.2-5.el9
  • libguestfs
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-appliance
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-bash-completion
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-devel
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-gobject
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-gobject-devel
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-inspect-icons
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-man-pages-ja
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-man-pages-uk
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-rescue
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-rsync
    Fixed in 1:1.48.4-2.el9.alma
  • libguestfs-xfs
    Fixed in 1:1.48.4-2.el9.alma
  • lua-guestfs
    Fixed in 1:1.48.4-2.el9.alma
  • ocaml-libguestfs
    Fixed in 1:1.48.4-2.el9.alma
  • ocaml-libguestfs-devel
    Fixed in 1:1.48.4-2.el9.alma
  • perl-Sys-Guestfs
    Fixed in 1:1.48.4-2.el9.alma
  • php-libguestfs
    Fixed in 1:1.48.4-2.el9.alma
  • python3-libguestfs
    Fixed in 1:1.48.4-2.el9.alma
  • ruby-libguestfs
    Fixed in 1:1.48.4-2.el9.alma
  • virt-v2v
    Fixed in 1:2.0.7-6.el9
  • virt-v2v-bash-completion
    Fixed in 1:2.0.7-6.el9
  • virt-v2v-man-pages-ja
    Fixed in 1:2.0.7-6.el9
  • virt-v2v-man-pages-uk
    Fixed in 1:2.0.7-6.el9
  • virt-win-reg
    Fixed in 1.48.2-5.el9

Derived from AlmaLinux 9. Partial coverage: only packages taken from AlmaLinux 9 are listed.

Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.

Debian 12

  • guestfs-tools
    Fixed in 1.48.2-1+deb12u1
  • libguestfs
    Fixed in 1:1.46.2-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • guestfs-tools
    Fixed in 1.48.3-4
  • libguestfs
    Fixed in 1:1.46.2-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • guestfs-tools
    Fixed in 1.48.3-4
  • libguestfs
    Fixed in 1:1.46.2-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 16.04 LTS

  • libguestfs
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 18.04 LTS

  • libguestfs
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 20.04 LTS

  • libguestfs
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 22.04 LTS

  • guestfs-tools
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 24.04 LTS

  • guestfs-tools
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 25.10

  • guestfs-tools
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 26.04 LTS

  • guestfs-tools
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 26.10

  • guestfs-tools
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.