Description
A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results. Affected QEMU versions <= 6.2.0.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | qemu-kvm | Affected QEMU versions <= 6.2.0 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | qemu | 1:7.0+dfsg-1 | — |
| Debian 13 | qemu | 1:7.0+dfsg-1 | — |
| Debian 12 | qemu | 1:7.0+dfsg-1 | — |
| Debian 11 | qemu | 1:5.2+dfsg-11+deb11u2 | DSA-5133-1 |
| Debian 10 | qemu | 1:3.1+dfsg-8+deb10u9 | DLA-3099-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 9 | qemu | 1:2.8+dfsg-6+deb9u17 | DLA-2970-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | qemu | 1:6.2+dfsg-2ubuntu6.2 | USN-5489-1 |
| Ubuntu 20.04 LTS | qemu | 1:4.2-3ubuntu6.23 | USN-5489-1 |
| Ubuntu 18.04 LTS | qemu | 1:2.11+dfsg-1ubuntu7.40 | USN-5489-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | qemu-img +21 | 17:6.2.0-11.el9_0.3 | RHSA-2022:5263 |
| RHEL 8 | SLOF | 20200717-1.gite18ddad8.module+el8.4.0+8855+a9e237a9 | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | hivex +6 | 1.3.18-21.module+el8.4.0+11609+2eba841a | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | libguestfs-appliance | 1:1.44.0-5.module+el8.6.0+14480+c0a3aa0f | RHSA-2022:5821 |
| RHEL 8 | libguestfs-winsupport | 8.2-2.module+el8.4.0+12717+0b0da9ad | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | libiscsi +2 | 1.18.0-8.module+el8.4.0+8855+a9e237a9 | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | libnbd +6 | 1.6.0-5.module+el8.4.0+14155+dec4a5c7 | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | libtpms +1 | 0.7.4-4.20201106git2452a24dab.module+el8.4.0+10596+32ba7df3 | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | libvirt +29 | 7.0.0-14.8.module+el8.4.0+15255+f7eff4dd | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | libvirt-dbus | 1.3.0-2.module+el8.4.0+8855+a9e237a9 | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | nbdkit +18 | 1.24.0-1.module+el8.4.0+9341+96cf2672 | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | netcf +2 | 0.2.8-12.module+el8.4.0+8855+a9e237a9 | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | perl-Sys-Virt +2 | 7.0.0-1.module+el8.4.0+9469+2eaf72bc | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | python-pyvmomi +1 | 6.7.1-7.module+el8.4.0+8855+a9e237a9 | RHSA-2022:5002 |
| RHEL 8 | qemu-img +14 | 15:5.2.0-16.module+el8.4.0+15200+eac37ce4.17 | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | qemu-kvm-hw-usbredir | 15:6.2.0-11.module+el8.6.0+15668+464a1f31.2 | RHSA-2022:5821 |
| RHEL 8 | seabios +2 | 1.14.0-1.module+el8.4.0+8855+a9e237a9 | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | sgabios +1 | 1:0.20170427git-3.module+el8.4.0+8855+a9e237a9 | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | supermin +1 | 5.2.1-1.module+el8.4.0+9751+d56db353 | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | swtpm +3 | 0.4.2-1.20201201git2df14e3.module+el8.4.0+9341+96cf2672 | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | swtpm-tools-pkcs11 | 0.7.0-1.20211109gitb79fd91.module+el8.6.0+14480+c0a3aa0f | RHSA-2022:5821 |
| RHEL 8 | virt-dib +23 | 1:1.44.0-2.module+el8.4.0+10146+75917d2f | RHSA-2022:5821, RHSA-2022:5002 |
| RHEL 8 | virt-v2v +3 | 1:1.42.0-9.module+el8.4.0+9561+069bb9c1 | RHSA-2022:5821, RHSA-2022:5002 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | qemu-img +21 | 17:6.2.0-11.el9_0.3 | ALSA-2022:5263 |
| AlmaLinux 8 | SLOF | 20210217-1.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | hivex +6 | 1.3.18-23.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | libguestfs-winsupport | 8.6-1.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | libiscsi +2 | 1.18.0-8.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | libnbd +6 | 1.6.0-5.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | libtpms +1 | 0.9.1-0.20211126git1ff6fe1f43.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | libvirt +27 | 8.0.0-5.2.module_el8.6.0+3071+a07c0ea5 | ALSA-2022:5821 |
| AlmaLinux 8 | libvirt-dbus | 1.3.0-2.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | nbdkit +18 | 1.24.0-4.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | netcf +2 | 0.2.8-12.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | perl-Sys-Virt +1 | 8.0.0-1.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | qemu-img +14 | 15:6.2.0-11.module_el8.6.0+3071+a07c0ea5.2 | ALSA-2022:5821 |
| AlmaLinux 8 | seabios +2 | 1.15.0-2.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | sgabios +1 | 1:0.20170427git-3.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | supermin +1 | 5.2.1-1.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | swtpm +4 | 0.7.0-1.20211109gitb79fd91.module_el8.6.0+2880+7d9e3703 | ALSA-2022:5821 |
| AlmaLinux 8 | virt-dib +24 | 1:1.44.0-5.module_el8.6.0+2880+7d9e3703.alma | ALSA-2022:5821 |
| AlmaLinux 8 | virt-v2v +3 | 1:1.42.0-19.module_el8.6.0+3071+a07c0ea5 | ALSA-2022:5821 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | hivex | 1.3.18-23.module+el8.6.0+847+b490afdd | RLSA-2022:5821 |
| Rocky Linux 8 | libguestfs | 1:1.44.0-5.module+el8.6.0+1052+ff61d164.rocky | RLSA-2022:5821 |
| Rocky Linux 8 | libguestfs-winsupport | 8.6-1.module+el8.6.0+847+b490afdd | RLSA-2022:5821 |
| Rocky Linux 8 | libiscsi | 1.18.0-8.module+el8.4.0+534+4680a14e | RLSA-2022:5821 |
| Rocky Linux 8 | libnbd | 1.6.0-5.module+el8.6.0+847+b490afdd | RLSA-2022:5821 |
| Rocky Linux 8 | libtpms | 0.9.1-0.20211126git1ff6fe1f43.module+el8.6.0+1052+ff61d164 | RLSA-2022:5821 |
| Rocky Linux 8 | libvirt | 8.0.0-5.2.module+el8.6.0+998+252a5635 | RLSA-2022:5821 |
| Rocky Linux 8 | libvirt-dbus | 1.3.0-2.module+el8.4.0+534+4680a14e | RLSA-2022:5821 |
| Rocky Linux 8 | nbdkit | 1.24.0-4.module+el8.6.0+847+b490afdd | RLSA-2022:5821 |
| Rocky Linux 8 | netcf | 0.2.8-12.module+el8.4.0+534+4680a14e | RLSA-2022:5821 |
| Rocky Linux 8 | perl-Sys-Virt +1 | 8.0.0-1.module+el8.6.0+847+b490afdd | RLSA-2022:5821 |
| Rocky Linux 8 | qemu-kvm | 5:6.2.0-11.module+el8.6.0+1000+18e3b59f.5 | RLSA-2022:5821 |
| Rocky Linux 8 | seabios | 1.15.0-2.module+el8.6.0+1052+ff61d164 | RLSA-2022:5821 |
| Rocky Linux 8 | sgabios | 1:0.20170427git-3.module+el8.4.0+534+4680a14e | RLSA-2022:5821 |
| Rocky Linux 8 | supermin | 5.2.1-1.module+el8.6.0+1052+ff61d164 | RLSA-2022:5821 |
| Rocky Linux 8 | swtpm | 0.7.0-1.20211109gitb79fd91.module+el8.6.0+847+b490afdd | RLSA-2022:5821 |
| Rocky Linux 8 | virt-v2v | 1:1.42.0-19.module+el8.6.0+1052+ff61d164 | RLSA-2022:5821 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP4 | qemu | 6.2.0-150400.37.5.3 | SUSE-SU-2022:2260-1 |
| SLES 15 SP3 | qemu | 5.2.0-150300.115.2 | SUSE-SU-2022:2254-1 |
| SLES 15 SP2 | qemu | 4.2.1-150200.79.1 | SUSE-SU-2023:3721-1 |
| SLES 15 SP1 | qemu | 3.1.1.1-150100.80.51.5 | SUSE-SU-2023:3800-1 |
| SLES 12 SP5 | qemu | 3.1.1.1-66.1 | SUSE-SU-2023:0761-1 |
Show 7 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP2 | qemu | 4.2.1-150200.79.1 | SUSE-SU-2023:3721-1 |
| SLES for SAP 15 SP1 | qemu | 3.1.1.1-150100.80.51.5 | SUSE-SU-2023:3800-1 |
| SLES for SAP 12 SP5 | qemu | 3.1.1.1-66.1 | SUSE-SU-2023:0761-1 |
| SLE Micro 5.2 | qemu | 5.2.0-150300.115.2 | SUSE-SU-2022:2254-1 |
| SLE Micro 5.1 | qemu | 5.2.0-150300.115.2 | SUSE-SU-2022:2254-1 |
| SLE HPC 15 SP2 | qemu | 4.2.1-150200.79.1 | SUSE-SU-2023:3721-1 |
| SLE HPC 15 SP1 | qemu | 3.1.1.1-150100.80.51.5 | SUSE-SU-2023:3800-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | qemu | 7.0.0-53.1 | openSUSE-SU-2024:12209-1 |
| openSUSE Leap 15.4 | qemu | 4.2.1-150200.79.1 | SUSE-SU-2023:3721-1, SUSE-SU-2022:2260-1 |
| openSUSE Leap 15.4 | qemu-linux-user | 6.2.0-150400.37.5.1 | SUSE-SU-2022:2260-1 |
| openSUSE Leap 15.4 | qemu-testsuite | 6.2.0-150400.37.5.5 | SUSE-SU-2022:2260-1 |
| openSUSE Leap 15.3 | qemu +1 | 5.2.0-150300.115.2 | SUSE-SU-2022:2254-1 |
| openSUSE Leap 15.3 | qemu-testsuite | 5.2.0-150300.115.4 | SUSE-SU-2022:2254-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | qemu +26 | 10:3.1.0-8.amzn2.0.22 | ALAS2-2025-3061 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | qemu | 6.2.0-18 | — |
| Azure Linux 2 (CBL-Mariner) | qemu | 6.2.0-2 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | qemu-img +20 | 17:6.2.0-11.el9_0.3 | ELSA-2022-5263 |
| Oracle Linux 8 | hivex +4 | 1.3.18-21.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | libguestfs-winsupport | 8.2-1.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | libiscsi +2 | 1.18.0-8.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | libnbd +3 | 1.2.2-1.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | libtpms +1 | 0.9.1-0.20211126git1ff6fe1f43.module+el8.6.0+20659+3dcf7c70 | ELSA-2022-5821 |
| Oracle Linux 8 | libvirt +29 | 5.7.0-33.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | libvirt-dbus | 1.3.0-2.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | libvirt-wireshark | 8.0.0-5.2.0.1.module+el8.6.0+20722+b0f1ae3c | ELSA-2022-5821 |
| Oracle Linux 8 | nbdkit +13 | 1.16.2-4.0.1.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | nbdkit-nbd-plugin +4 | 1.24.0-4.module+el8.6.0+20659+3dcf7c70 | ELSA-2022-5821 |
| Oracle Linux 8 | netcf +2 | 0.2.8-12.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | ocaml-hivex +1 | 1.3.18-23.module+el8.6.0+20659+3dcf7c70 | ELSA-2022-5821 |
| Oracle Linux 8 | ocaml-libguestfs +2 | 1:1.44.0-5.0.1.module+el8.6.0+20659+3dcf7c70 | ELSA-2022-5821 |
| Oracle Linux 8 | ocaml-libnbd +2 | 1.6.0-5.module+el8.6.0+20664+3dcf7c70 | ELSA-2022-5821 |
| Oracle Linux 8 | perl-Sys-Virt | 4.5.0-5.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | qemu-img +9 | 15:4.2.1-17.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | qemu-kvm-docs +4 | 15:6.2.0-11.module+el8.6.0+20722+b0f1ae3c.2 | ELSA-2022-5821 |
| Oracle Linux 8 | seabios +2 | 1.13.0-2.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | sgabios +1 | 1:0.20170427git-3.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | supermin +1 | 5.1.19-10.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | swtpm +4 | 0.7.0-1.20211109gitb79fd91.module+el8.6.0+20659+3dcf7c70 | ELSA-2022-5821 |
| Oracle Linux 8 | virt-dib +23 | 1:1.40.2-28.0.4.module+el8.5.0+20645+1693a26d | ELSA-2022-9460, ELSA-2022-5821 |
| Oracle Linux 8 | virt-v2v-man-pages-ja +2 | 1:1.42.0-19.0.1.module+el8.6.0+20722+b0f1ae3c | ELSA-2022-5821 |
| Oracle Linux 7 | qemu +12 | 15:4.2.1-17.el7 | ELSA-2022-9432 |
Advisories 23
- RHSA-2022:5263 Red Hat Security Advisory: qemu-kvm security and bug fix update Red Hat Security Advisories (RHSA) · Nov 13, 2026
- ALSA-2022:5263 Moderate: qemu-kvm security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2022:5821 Moderate: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2022:5821 Red Hat Security Advisory: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2022:5002 Red Hat Security Advisory: virt:av and virt-devel:av security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- USN-5489-1 qemu vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DSA-5133-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3099-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-2970-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RLSA-2022:5821 Moderate: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update Rocky Linux Security Advisories · Feb 5, 2026
- SUSE-SU-2023:3721-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12209-1 qemu-7.0.0-53.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:0761-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3800-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2254-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2260-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2022-0114 QEMU: Mehrere Schwachstellen ermöglichen Offenlegung von Informationen BSI CERT-Bund (WID) · Nov 10, 2025
- ALAS2-2025-3061 Important: qemu security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Nov 10, 2025
- NCSC-2024-0339 Kwetsbaarheden verholpen in Microsoft Mariner NCSC-NL (Netherlands) · Aug 13, 2024
- ELSA-2022-5821 Moderate: virt:ol and virt-devel:ol security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Aug 5, 2022
- ELSA-2022-5263 Moderate: qemu-kvm security and bug fix update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Jul 4, 2022
- ELSA-2022-9460 Important: kvm_utils security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Jun 6, 2022
- ELSA-2022-9432 Important: qemu security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · May 26, 2022
References
- https://gitlab.com/qemu-project/qemu/-/commit/8d1b247f3748ac4078524130c6d7ae42b6140aaf
- [debian-lts-announce] 20220404 [SECURITY] [DLA 2970-1] qemu security update mailing-list
- https://security.netapp.com/advisory/ntap-20220425-0003/
- DSA-5133 vendor-advisory
- GLSA-202208-27 vendor-advisory
- [debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update mailing-list