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CVE-2021-20203

Description

An integer overflow issue was found in the vmxnet3 NIC emulator of the QEMU for versions up to v5.2.0. It may occur if a guest was to supply invalid values for rx/tx queue size or other NIC parameters. A privileged guest user may use this flaw to crash the QEMU process on the host resulting in DoS scenario.

Risk Information

Base Score
3.2
MODERATE
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L
EPSS Score
Exploitation Probability
0.031

Associated Vulnerability

VulnerabilityOS Platform
Multiple Vulnerabilities are affected in QEMU 5.1.1Windows
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-audio-alsa-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-audio-alsa-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-audio-oss-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-audio-oss-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-audio-pa-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-audio-pa-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-audio-sdl-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-audio-sdl-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-block-curl-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-block-curl-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-block-iscsi-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-block-iscsi-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-block-rbd-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-block-rbd-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-block-ssh-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-block-ssh-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-debugsource-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-guest-agent-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-guest-agent-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-ipxe-1.0.0+-48.2.noarch.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-kvm-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-lang-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-seabios-1.12.0_0_ga698c89-48.2.noarch.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-sgabios-8-48.2.noarch.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-tools-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-tools-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-ui-curses-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-ui-curses-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-ui-gtk-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-ui-gtk-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-ui-sdl-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-ui-sdl-debuginfo-3.1.1.1-48.2.x86_64.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-vgabios-1.12.0_0_ga698c89-48.2.noarch.rpmLinux
SUSE-SU-2021:1242-1(SUSE Linux Enterprise Server 12-SP5 ) qemu-x86-3.1.1.1-48.2.x86_64.rpmLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system_4.2-3ubuntu6.21_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system_2.11+dfsg-1ubuntu7.39_i386.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system_2.11+dfsg-1ubuntu7.39_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system_6.0+dfsg-2expubuntu1.2_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-arm_4.2-3ubuntu6.21_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-arm_2.11+dfsg-1ubuntu7.39_i386.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-arm_2.11+dfsg-1ubuntu7.39_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-arm_6.0+dfsg-2expubuntu1.2_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-ppc_4.2-3ubuntu6.21_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-ppc_2.11+dfsg-1ubuntu7.39_i386.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-ppc_2.11+dfsg-1ubuntu7.39_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-ppc_6.0+dfsg-2expubuntu1.2_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-x86_4.2-3ubuntu6.21_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-x86_2.11+dfsg-1ubuntu7.39_i386.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-x86_2.11+dfsg-1ubuntu7.39_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-x86_6.0+dfsg-2expubuntu1.2_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-mips_4.2-3ubuntu6.21_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-mips_2.11+dfsg-1ubuntu7.39_i386.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-mips_2.11+dfsg-1ubuntu7.39_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-mips_6.0+dfsg-2expubuntu1.2_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-misc_4.2-3ubuntu6.21_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-misc_2.11+dfsg-1ubuntu7.39_i386.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-misc_2.11+dfsg-1ubuntu7.39_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-misc_6.0+dfsg-2expubuntu1.2_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-s390x_4.2-3ubuntu6.21_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-s390x_2.11+dfsg-1ubuntu7.39_i386.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-s390x_2.11+dfsg-1ubuntu7.39_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-s390x_6.0+dfsg-2expubuntu1.2_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-sparc_4.2-3ubuntu6.21_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-sparc_2.11+dfsg-1ubuntu7.39_i386.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-sparc_2.11+dfsg-1ubuntu7.39_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-sparc_6.0+dfsg-2expubuntu1.2_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-x86-xen_4.2-3ubuntu6.21_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-x86-xen_6.0+dfsg-2expubuntu1.2_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-x86-microvm_4.2-3ubuntu6.21_amd64.debLinux
Machine emulator and virtualizer (USN-5307-1) qemu-system-x86-microvm_6.0+dfsg-2expubuntu1.2_amd64.debLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234