Description
rom_copy() in hw/core/loader.c in QEMU 4.0 and 4.1.0 does not validate the relationship between two addresses, which allows attackers to trigger an invalid memory copy operation.
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 | 1:4.2-1 | — |
| Debian 13 | qemu | 1:4.2-1 | — |
| Debian 12 | qemu | 1:4.2-1 | — |
| Debian 10 | qemu | 1:3.1+dfsg-8+deb10u6 | DSA-4728-1 |
| Debian 9 | qemu | 1:2.8+dfsg-6+deb9u10 | DLA-2288-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 8 | qemu | 1:2.1+dfsg-12+deb8u15 | DLA-2262-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | qemu | 1:8.2.2+ds-0ubuntu1.4 | USN-7094-1 |
| Ubuntu 22.04 LTS | qemu | 1:6.2+dfsg-2ubuntu6.24 | USN-7094-1 |
| Ubuntu 20.04 LTS | qemu | 1:4.2-3ubuntu6.4 | USN-7094-1, USN-4467-1 |
| Ubuntu 18.04 LTS | qemu | 1:2.11+dfsg-1ubuntu7.31 | USN-4467-1 |
| Ubuntu 16.04 LTS | qemu | 1:2.5+dfsg-5ubuntu10.45 | USN-4467-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | qemu | 1:2.11+dfsg-1ubuntu7.42+esm2 | USN-7094-1 |
| Ubuntu Pro 16.04 LTS | qemu | 1:2.5+dfsg-5ubuntu10.51+esm3 | USN-7094-1 |
| Ubuntu Pro 14.04 LTS | qemu | 2.0.0+dfsg-2ubuntu1.47+esm4 | USN-7094-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | qemu-img +3 | 10:1.5.3-175.el7_9.3 | RHSA-2021:0347 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | qemu | 3.1.1.1-9.24.3 | SUSE-SU-2021:1245-1 |
| SLES 15 | qemu | 2.11.2-9.43.1 | SUSE-SU-2021:1244-1 |
| SLES 12 SP5 | qemu | 3.1.1.1-48.2 | SUSE-SU-2021:1242-1 |
| SLES 12 SP4 | qemu | 2.11.2-5.29.1 | SUSE-SU-2021:1241-1 |
| SLES 12 SP3 | qemu | 2.9.1-6.47.1 | SUSE-SU-2021:1240-1 |
Show 19 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | qemu | 2.6.2-41.62.1 | SUSE-SU-2021:1305-1 |
| SLES 11 SP4 | kvm | 1.4.2-60.34.1 | SUSE-SU-2021:14704-1 |
| SLES for SAP 15 SP1 | qemu | 3.1.1.1-9.24.3 | SUSE-SU-2021:1245-1 |
| SLES for SAP 15 | qemu | 2.11.2-9.43.1 | SUSE-SU-2021:1244-1 |
| SLES for SAP 12 SP5 | qemu | 3.1.1.1-48.2 | SUSE-SU-2021:1242-1 |
| SLES for SAP 12 SP4 | qemu | 2.11.2-5.29.1 | SUSE-SU-2021:1241-1 |
| SLES for SAP 12 SP3 | qemu | 2.9.1-6.47.1 | SUSE-SU-2021:1240-1 |
| SLE HPC 15 SP1 | qemu | 3.1.1.1-9.24.3 | SUSE-SU-2021:1245-1 |
| SLE HPC 15 | qemu | 2.11.2-9.43.1 | SUSE-SU-2021:1244-1 |
| SUSE OpenStack Cloud Crowbar 9 | qemu | 2.11.2-5.29.1 | SUSE-SU-2021:1241-1 |
| SUSE OpenStack Cloud Crowbar 8 | qemu | 2.9.1-6.47.1 | SUSE-SU-2021:1240-1 |
| SUSE OpenStack Cloud 9 | qemu | 2.11.2-5.29.1 | SUSE-SU-2021:1241-1 |
| SUSE OpenStack Cloud 8 | qemu | 2.9.1-6.47.1 | SUSE-SU-2021:1240-1 |
| SUSE Manager Server 4.0 | qemu | 3.1.1.1-9.24.3 | SUSE-SU-2021:1245-1 |
| SUSE Manager Retail Branch Server 4.0 | qemu | 3.1.1.1-9.24.3 | SUSE-SU-2021:1245-1 |
| SUSE Manager Proxy 4.0 | qemu | 3.1.1.1-9.24.3 | SUSE-SU-2021:1245-1 |
| SUSE Linux Enterprise Point of Sale 11 SP3 | kvm | 1.4.2-53.38.1 | SUSE-SU-2021:14706-1 |
| SUSE HPE Helion OpenStack 8 | qemu | 2.9.1-6.47.1 | SUSE-SU-2021:1240-1 |
| SUSE Enterprise Storage 6 | qemu | 3.1.1.1-9.24.3 | SUSE-SU-2021:1245-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | qemu | 4.2.0-r0 | — |
| Alpine v3.23 | qemu | 4.2.0-r0 | — |
| Alpine v3.22 | qemu | 4.2.0-r0 | — |
| Alpine v3.21 | qemu | 4.2.0-r0 | — |
| Alpine v3.20 | qemu | 4.2.0-r0 | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | qemu | 4.2.0-r0 | — |
| Alpine v3.18 | qemu | 4.2.0-r0 | — |
| Alpine v3.17 | qemu | 4.2.0-r0 | — |
| Alpine v3.16 | qemu | 4.2.0-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | qemu +26 | 10:3.1.0-8.amzn2.0.7 | ALAS2-2021-1617 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | qemu-img +3 | 10:1.5.3-175.el7_9.3 | ELSA-2021-0347 |
Advisories 17
- USN-7094-1 qemu vulnerabilities Ubuntu Security Notices (USN) · Jun 29, 2026
- RHSA-2021:0347 Red Hat Security Advisory: qemu-kvm security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- USN-4467-1 qemu vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DSA-4728-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-2262-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-2288-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2021:1305-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:1240-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:14704-1 Security update for kvm SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:1245-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:1241-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:14706-1 Security update for kvm SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:1242-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:1244-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2024-1975 QEMU: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 10, 2024
- ALAS2-2021-1617 Moderate: qemu security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Mar 19, 2021
- ELSA-2021-0347 Moderate: qemu-kvm security and bug fix update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Feb 3, 2021
References
- https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=e423455c4f23a1a828901c78fe6d03b7dde79319
- https://www.openwall.com/lists/oss-security/2020/06/03/6
- https://security.netapp.com/advisory/ntap-20200619-0006/
- [debian-lts-announce] 20200629 [SECURITY] [DLA 2262-1] qemu security update mailing-list
- [debian-lts-announce] 20200726 [SECURITY] [DLA 2288-1] qemu security update mailing-list
- USN-4467-1 vendor-advisory
- https://github.com/qemu/qemu/commit/4f1c6cb2f9afafda05eab150fd2bd284edce6676