Description
A flaw was found in spice in versions before 0.14.92. A DoS tool might make it easier for remote attackers to cause a denial of service (CPU consumption) by performing many renegotiations within a single connection.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | spice | spice 0.14.92 | — |
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 | spice | 0.14.3-2.1 | — |
| Debian 13 | spice | 0.14.3-2.1 | — |
| Debian 12 | spice | 0.14.3-2.1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | spice | No fix yet | — |
| Ubuntu 18.04 LTS | spice | No fix yet | — |
| Ubuntu 16.04 LTS | spice | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | spice | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | spice +2 | 0.14.3-4.el8 | RHSA-2021:1924 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | spice-server +1 | 0.14.3-4.el8 | ALSA-2021:1924 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | spice | 0.14.3-4.el8 | RLSA-2021:1924 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP3 | spice | 0.14.3-150300.3.3.1 | SUSE-SU-2022:2881-1 |
| SLES 15 SP2 | spice | 0.14.2-3.6.1 | SUSE-SU-2021:1927-1 |
| SLES 15 SP1 | spice | 0.14.1-4.3.1 | SUSE-SU-2021:1956-1 |
| SLES 15 | spice | 0.14.0-4.9.1 | SUSE-SU-2021:1901-1 |
| SLES 12 SP5 | spice | 0.12.8-18.1 | SUSE-SU-2021:1906-1 |
Show 22 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP4 | spice | 0.12.8-18.1 | SUSE-SU-2021:1906-1 |
| SLES 12 SP3 | spice | 0.12.8-18.1 | SUSE-SU-2021:1906-1 |
| SLES 12 SP2 | spice | 0.12.7-10.12.1 | SUSE-SU-2021:1902-1 |
| SLES 11 SP4 | spice | 0.12.4-21.1 | SUSE-SU-2021:14744-1 |
| SLES for SAP 15 SP1 | spice | 0.14.1-4.3.1 | SUSE-SU-2021:1956-1 |
| SLES for SAP 15 | spice | 0.14.0-4.9.1 | SUSE-SU-2021:1901-1 |
| SLES for SAP 12 SP5 | spice | 0.12.8-18.1 | SUSE-SU-2021:1906-1 |
| SLES for SAP 12 SP4 | spice | 0.12.8-18.1 | SUSE-SU-2021:1906-1 |
| SLES for SAP 12 SP3 | spice | 0.12.8-18.1 | SUSE-SU-2021:1906-1 |
| SLE Micro 5.2 | spice | 0.14.3-150300.3.3.1 | SUSE-SU-2022:2881-1 |
| SLE Micro 5.0 | spice | 0.14.2-3.6.1 | SUSE-SU-2021:1927-1 |
| SLE HPC 15 SP1 | spice | 0.14.1-4.3.1 | SUSE-SU-2021:1956-1 |
| SLE HPC 15 | spice | 0.14.0-4.9.1 | SUSE-SU-2021:1901-1 |
| SUSE OpenStack Cloud Crowbar 9 | spice | 0.12.8-18.1 | SUSE-SU-2021:1906-1 |
| SUSE OpenStack Cloud Crowbar 8 | spice | 0.12.8-18.1 | SUSE-SU-2021:1906-1 |
| SUSE OpenStack Cloud 9 | spice | 0.12.8-18.1 | SUSE-SU-2021:1906-1 |
| SUSE OpenStack Cloud 8 | spice | 0.12.8-18.1 | SUSE-SU-2021:1906-1 |
| SUSE Manager Server 4.0 | spice | 0.14.1-4.3.1 | SUSE-SU-2021:1956-1 |
| SUSE Manager Retail Branch Server 4.0 | spice | 0.14.1-4.3.1 | SUSE-SU-2021:1956-1 |
| SUSE Manager Proxy 4.0 | spice | 0.14.1-4.3.1 | SUSE-SU-2021:1956-1 |
| SUSE HPE Helion OpenStack 8 | spice | 0.12.8-18.1 | SUSE-SU-2021:1906-1 |
| SUSE Enterprise Storage 6 | spice | 0.14.1-4.3.1 | SUSE-SU-2021:1956-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | spice | 0.15.2-2.1 | openSUSE-SU-2024:13045-1 |
| openSUSE Tumbleweed | spice-gtk | 0.41-3.1 | openSUSE-SU-2024:12406-1 |
| openSUSE Leap 15.3 | spice | 0.14.3-150300.3.3.1 | SUSE-SU-2022:2881-1 |
| openSUSE Leap 15.2 | spice | 0.14.2-lp152.2.6.1 | openSUSE-SU-2021:0874-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap Micro 5.2 | spice | 0.14.3-150300.3.3.1 | SUSE-SU-2022:2881-2 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | spice | 0.14.3-r1 | — |
| Alpine v3.23 | spice | 0.14.3-r1 | — |
| Alpine v3.22 | spice | 0.14.3-r1 | — |
| Alpine v3.21 | spice | 0.14.3-r1 | — |
| Alpine v3.20 | spice | 0.14.3-r1 | — |
Show 10 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | spice | 0.14.3-r1 | — |
| Alpine v3.18 | spice | 0.14.3-r1 | — |
| Alpine v3.17 | spice | 0.14.3-r1 | — |
| Alpine v3.16 | spice | 0.14.3-r1 | — |
| Alpine v3.15 | spice | 0.14.3-r1 | — |
| Alpine v3.14 | spice | 0.14.3-r1 | — |
| Alpine v3.13 | spice | 0.14.3-r1 | — |
| Alpine v3.12 | spice | 0.14.3-r1 | — |
| Alpine v3.11 | spice | 0.14.2-r2 | — |
| Alpine v3.10 | spice | 0.14.2-r1 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | spice-server +1 | 0.14.3-4.el8 | ELSA-2021-1924 |
Advisories 15
- ALSA-2021:1924 Low: spice security update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2021:1924 Red Hat Security Advisory: spice security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RLSA-2021:1924 Low: spice security update Rocky Linux Security Advisories · Feb 4, 2026
- SUSE-SU-2021:1906-1 Security update for spice SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:1901-1 Security update for spice SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:13045-1 libspice-server-devel-0.15.2-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:1956-1 Security update for spice SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2881-2 Security update for spice SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:1927-1 Security update for spice SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:1902-1 Security update for spice SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12406-1 libspice-client-glib-2_0-8-0.41-3.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2021:0874-1 Security update for spice SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:14744-1 Security update for spice SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2881-1 Security update for spice SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2021-1924 Low: spice security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 25, 2021