Buffer overflow in libguestfs - CVE-2022-2211

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Main Vulnerability Database Vulnerabilities #VU69292

Buffer overflow in libguestfs - CVE-2022-2211

Published: November 14, 2022


Vulnerability identifier: #VU69292
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-2211
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the get_keys() function. A remote attacker can pass specially crafted data to the application, trigger memory corruption and perform a denial of service (DoS) attack.


Affected software

libguestfs
Oracle Linux
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
Red Hat Enterprise Linux for IBM z Systems
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for ARM 64
Red Hat CodeReady Linux Builder for x86_64
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for IBM z Systems
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Server for SAP Applications
SUSE Linux Enterprise Server
SUSE Linux Enterprise Module for Server Applications
SUSE Linux Enterprise Module for Development Tools
SUSE Linux Enterprise Desktop
openSUSE Leap
libguestfs-debugsource
rubygem-libguestfs-debuginfo
rubygem-libguestfs
python3-libguestfs-debuginfo
python3-libguestfs
perl-Sys-Guestfs-debuginfo
perl-Sys-Guestfs
ocaml-libguestfs-devel
ocaml-libguestfs-debuginfo
ocaml-libguestfs
lua-libguestfs-debuginfo
lua-libguestfs
libguestfs0-debuginfo
libguestfs0
libguestfs-test
libguestfs-devel
guestfsd-debuginfo
guestfsd
guestfs-winsupport
guestfs-tools-debuginfo
guestfs-tools
guestfs-data
virt-v2v-man-pages-uk
virt-v2v-man-pages-ja
virt-v2v-bash-completion
virt-v2v-debugsource
virt-v2v-debuginfo
virt-v2v
guestfs-tools (Red Hat package)
libguestfs (Red Hat package)
virt-v2v (Red Hat package)

How to mitigate CVE-2022-2211

Install updates from vendor's website.

libguestfs - addressed in versions 1.48.4, 1.49.3
libguestfs-debugsource - update to 1.44.2-150400.3.3.1
rubygem-libguestfs-debuginfo - update to 1.44.2-150400.3.3.1
rubygem-libguestfs - update to 1.44.2-150400.3.3.1
python3-libguestfs-debuginfo - update to 1.44.2-150400.3.3.1
python3-libguestfs - update to 1.44.2-150400.3.3.1
perl-Sys-Guestfs-debuginfo - update to 1.44.2-150400.3.3.1
perl-Sys-Guestfs - update to 1.44.2-150400.3.3.1
ocaml-libguestfs-devel - update to 1.44.2-150400.3.3.1
ocaml-libguestfs-debuginfo - update to 1.44.2-150400.3.3.1
ocaml-libguestfs - update to 1.44.2-150400.3.3.1
lua-libguestfs-debuginfo - update to 1.44.2-150400.3.3.1
lua-libguestfs - update to 1.44.2-150400.3.3.1
libguestfs0-debuginfo - update to 1.44.2-150400.3.3.1
libguestfs0 - update to 1.44.2-150400.3.3.1
libguestfs-test - update to 1.44.2-150400.3.3.1
libguestfs-devel - update to 1.44.2-150400.3.3.1
guestfsd-debuginfo - update to 1.44.2-150400.3.3.1
guestfsd - update to 1.44.2-150400.3.3.1
guestfs-winsupport - update to 1.44.2-150400.3.3.1
guestfs-tools-debuginfo - update to 1.44.2-150400.3.3.1
guestfs-tools - update to 1.44.2-150400.3.3.1
guestfs-data - update to 1.44.2-150400.3.3.1
virt-v2v-man-pages-uk - update to 1.44.2-150400.3.3.1
virt-v2v-man-pages-ja - update to 1.44.2-150400.3.3.1
virt-v2v-bash-completion - update to 1.44.2-150400.3.3.1
virt-v2v-debugsource - update to 1.44.2-150400.3.3.1
virt-v2v-debuginfo - update to 1.44.2-150400.3.3.1
virt-v2v - update to 1.44.2-150400.3.3.1
guestfs-tools (Red Hat package) - update to 1.48.2-5.el9
libguestfs (Red Hat package) - update to 1.48.4-2.el9
virt-v2v (Red Hat package) - update to 2.0.7-6.el9

External References

Related Security Bulletins