Integer overflow in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted TrueType font file that triggers incorrect memory allocation, aka "Font Resource Refcount Integer Overflow Vulnerability."
Published Jun 12, 2012
8.4
HIGHCVSS 3.1
EPSS 1.22%
Description
Integer overflow in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted TrueType font file that triggers incorrect memory allocation, aka "Font Resource Refcount Integer Overflow Vulnerability."
Affected products
No data.
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No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Jan 10, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.22% (0.01224) | 67.69th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.22% (0.01224) | 64.75th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.61% (0.00612) | 68.00th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.22% (0.00219) | 60.83th | v3 (v2023.03.01) |
| Jul 1, 2024 | 0.26% (0.00264) | 66.35th | v3 (v2023.03.01) |
| May 8, 2024 | 1.13% (0.01132) | 84.60th | v3 (v2023.03.01) |
| Mar 11, 2024 | 0.42% (0.00418) | 73.61th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.28% (0.00283) | 67.69th | v3 (v2023.03.01) |
| Jan 11, 2024 | 0.28% (0.00283) | 65.23th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.46% (0.00459) | 72.51th | v3 (v2023.03.01) |
| Sep 6, 2023 | 0.59% (0.00589) | 75.57th | v3 (v2023.03.01) |
| Jul 7, 2023 | 0.54% (0.00537) | 74.04th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.14% (0.00135) | 46.89th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.55% (0.01554) | 75.00th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.55% (0.01554) | 74.96th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.55% (0.01554) | 72.93th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.55% (0.01554) | 51.83th | v2 (v2022.01.01) |
References (3)
- http://www.us-cert.gov/cas/techalerts/TA12-164A.html third-party-advisoryx_refsource_CERTUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-041 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15510 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://www.us-cert.gov/cas/techalerts/TA12-164A.html | third-party-advisoryx_refsource_CERTUS Government Resource | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-041 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15510 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.