spice: Off-by-one error in array access in spice/server/memslot.c
Published Feb 4, 2019
7.5
HIGHCVSS 3.1
EPSS 1.21%
Description
Spice, versions 0.5.2 through 0.14.1, are vulnerable to an out-of-bounds read due to an off-by-one error in memslot_get_virt. This may lead to a denial of service, or, in the worst case, code-execution by unauthenticated attackers.
Affected products
-
- Version versions 0.5.2 through 0.14.1StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Red Hat, Inc. | Spice | n/a |
|
Configuration 1
- ≥ 0.5.2 · ≤ 0.14.1
Configuration 2
- 6.0
- 7.0
- 6.0
- 7.0
- 7.6
- 7.6
- 7.6
- 6.0
- 7.0
Configuration 3
- 8.0
- 9.0
Configuration 4
- 14.04
- 16.04
- 18.04
- 18.10
No data.
Red Hat Enterprise Linux 6
spice-server-0:0.12.4-16.el6_10.3
Fixed · RHSA-2019:0232
Red Hat Enterprise Linux 7
spice-0:0.14.0-6.el7_6.1
Fixed · RHSA-2019:0231
Red Hat Virtualization 4 for Red Hat Enterprise Linux 7
redhat-release-virtualization-host-0:4.2-8.3.el7
Fixed · RHSA-2019:0457
Red Hat Virtualization 4 for Red Hat Enterprise Linux 7
redhat-virtualization-host-0:4.2-20190219.0.el7_6
Fixed · RHSA-2019:0457
Red Hat Enterprise Linux 8
spice
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | spice-server-0:0.12.4-16.el6_10.3 | Fixed | RHSA-2019:0232 |
| Red Hat Enterprise Linux 7 | spice-0:0.14.0-6.el7_6.1 | Fixed | RHSA-2019:0231 |
| Red Hat Virtualization 4 for Red Hat Enterprise Linux 7 | redhat-release-virtualization-host-0:4.2-8.3.el7 | Fixed | RHSA-2019:0457 |
| Red Hat Virtualization 4 for Red Hat Enterprise Linux 7 | redhat-virtualization-host-0:4.2-20190219.0.el7_6 | Fixed | RHSA-2019:0457 |
| Red Hat Enterprise Linux 8 | spice | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
AV:A/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.21% (0.01208) | 67.31th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.21% (0.01208) | 64.27th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.30% (0.00300) | 51.14th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.30% (0.00303) | 70.48th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.30% (0.00303) | 68.82th | v3 (v2023.03.01) |
| Jan 29, 2024 | 0.30% (0.00303) | 66.53th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.34% (0.00344) | 67.03th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.27% (0.02273) | 81.37th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.27% (0.02273) | 79.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.92% (0.05925) | 77.46th | v2 (v2022.01.01) |
| Feb 3, 2022 | 17.24% (0.17238) | 90.31th | v1 |
| Jan 6, 2022 | 17.24% (0.17238) | 90.19th | v1 |
| Sep 1, 2021 | 4.44% (0.04436) | 83.57th | v1 |
| Apr 14, 2021 | 4.44% (0.04436) | 0.00th | v1 |
References (12)
- http://www.securityfocus.com/bid/106801 vdb-entryx_refsource_BIDBroken Link
- https://access.redhat.com/errata/RHSA-2019:0231 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0232 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0457 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2019-3813 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1665371 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/01/msg00026.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2019-3813
- https://security.gentoo.org/glsa/202007-30 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://usn.ubuntu.com/3870-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2019-3813
- https://www.debian.org/security/2019/dsa-4375 vendor-advisoryx_refsource_DEBIANThird Party Advisory
Change history (0)
No recorded changes yet.