CRITICAL
PlayEnhMetaFileRecord in enhmetafile.c in Wine 3.7 allows attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact by triggering a large pAlphaBlend->cbBitsSrc value
Published Jun 28, 2018
9.8
CRITICALCVSS 3.0
EPSS 2.43%
Description
PlayEnhMetaFileRecord in enhmetafile.c in Wine 3.7 allows attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact by triggering a large pAlphaBlend->cbBitsSrc value.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.43% 0.02433
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02433
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.43% (0.02433) | 83.68th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.43% (0.02433) | 82.07th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.01% (0.01014) | 75.59th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.40% (0.00405) | 74.57th | v3 (v2023.03.01) |
| May 24, 2024 | 0.23% (0.00226) | 60.77th | v3 (v2023.03.01) |
| May 10, 2024 | 0.21% (0.00214) | 59.25th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.19% (0.00189) | 55.32th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.16% (0.00161) | 51.40th | v3 (v2023.03.01) |
| Nov 19, 2023 | 0.40% (0.00405) | 70.84th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.39% (0.00390) | 69.93th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.32% (0.00322) | 65.94th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.55% (0.01550) | 33.66th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.55% (0.01550) | 0.00th | v1 |
Weaknesses (1)
References (5)
- https://bugs.launchpad.net/ubuntu/+source/wine/+bug/1764719 x_refsource_MISCIssue TrackingThird Party Advisory
- https://bugs.winehq.org/attachment.cgi?id=61284 x_refsource_MISCIssue TrackingPatchThird Party Advisory
- https://bugs.winehq.org/show_bug.cgi?id=45105 x_refsource_MISCIssue TrackingPatchThird Party Advisory
- https://source.winehq.org/git/wine.git/commit/8d2676fd14f130f9e8f06744743423168bf8d18d x_refsource_MISCIssue TrackingPatchThird Party Advisory
- https://source.winehq.org/git/wine.git/commit/b6da3547d8990c3c3affc3a5865aefd2a0946949 x_refsource_MISCIssue TrackingPatchThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://bugs.launchpad.net/ubuntu/+source/wine/+bug/1764719 | x_refsource_MISCIssue TrackingThird Party Advisory | |
| https://bugs.winehq.org/attachment.cgi?id=61284 | x_refsource_MISCIssue TrackingPatchThird Party Advisory | |
| https://bugs.winehq.org/show_bug.cgi?id=45105 | x_refsource_MISCIssue TrackingPatchThird Party Advisory | |
| https://source.winehq.org/git/wine.git/commit/8d2676fd14f130f9e8f06744743423168bf8d18d | x_refsource_MISCIssue TrackingPatchThird Party Advisory | |
| https://source.winehq.org/git/wine.git/commit/b6da3547d8990c3c3affc3a5865aefd2a0946949 | x_refsource_MISCIssue TrackingPatchThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jun 28, 2018
Updated Sep 17, 2024
Reserved Jun 28, 2018
Link CVE-2018-12932
CISA Vulnrichment
Updated n/a