HIGH
Use-after-free vulnerability in the Cascading Style Sheets (CSS) implementation in Google Chrome before 20.0.1132.43 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to the :first-letter pseudo-element
Published Jun 27, 2012
7.5
HIGHCVSS 2.0
EPSS 1.46%
Description
Use-after-free vulnerability in the Cascading Style Sheets (CSS) implementation in Google Chrome before 20.0.1132.43 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to the :first-letter pseudo-element.
Affected products
No data.
OR
- ≤ 20.0.1132.42
- 20.0.1132.0
- 20.0.1132.1
- 20.0.1132.2
- 20.0.1132.3
- 20.0.1132.4
- 20.0.1132.5
- 20.0.1132.6
- 20.0.1132.7
- 20.0.1132.8
- 20.0.1132.9
- 20.0.1132.10
- 20.0.1132.11
- 20.0.1132.12
- 20.0.1132.13
- 20.0.1132.14
- 20.0.1132.15
- 20.0.1132.16
- 20.0.1132.17
- 20.0.1132.18
- 20.0.1132.19
- 20.0.1132.20
- 20.0.1132.21
- 20.0.1132.22
- 20.0.1132.23
- 20.0.1132.24
- 20.0.1132.25
- 20.0.1132.26
- 20.0.1132.27
- 20.0.1132.28
- 20.0.1132.29
- 20.0.1132.30
- 20.0.1132.31
- 20.0.1132.32
- 20.0.1132.33
- 20.0.1132.34
- 20.0.1132.35
- 20.0.1132.36
- 20.0.1132.37
- 20.0.1132.38
- 20.0.1132.39
- 20.0.1132.40
- 20.0.1132.41
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.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
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.
1.46% 0.01464
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01464
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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.46% (0.01464) | 72.68th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.45% (0.01452) | 69.90th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.16% (0.01157) | 77.08th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.63% (0.02633) | 90.72th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.63% (0.02633) | 88.68th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.41% (0.01408) | 72.89th | v2 (v2022.01.01) |
| Mar 2, 2023 | 1.41% (0.01408) | 72.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.41% (0.01408) | 70.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.41% (0.01408) | 49.94th | v2 (v2022.01.01) |
Weaknesses (1)
References (8)
- http://code.google.com/p/chromium/issues/detail?id=129947 x_refsource_CONFIRM
- http://googlechromereleases.blogspot.com/2012/06/stable-channel-update_26.html x_refsource_CONFIRM
- http://lists.apple.com/archives/security-announce/2012/Sep/msg00001.html vendor-advisoryx_refsource_APPLE
- http://lists.apple.com/archives/security-announce/2012/Sep/msg00005.html vendor-advisoryx_refsource_APPLE
- http://support.apple.com/kb/HT5485 x_refsource_CONFIRM
- http://support.apple.com/kb/HT5502 x_refsource_CONFIRM
- https://hermes.opensuse.org/messages/15075728 vendor-advisoryx_refsource_SUSE
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15144 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://code.google.com/p/chromium/issues/detail?id=129947 | x_refsource_CONFIRM | |
| http://googlechromereleases.blogspot.com/2012/06/stable-channel-update_26.html | x_refsource_CONFIRM | |
| http://lists.apple.com/archives/security-announce/2012/Sep/msg00001.html | vendor-advisoryx_refsource_APPLE | |
| http://lists.apple.com/archives/security-announce/2012/Sep/msg00005.html | vendor-advisoryx_refsource_APPLE | |
| http://support.apple.com/kb/HT5485 | x_refsource_CONFIRM | |
| http://support.apple.com/kb/HT5502 | x_refsource_CONFIRM | |
| https://hermes.opensuse.org/messages/15075728 | vendor-advisoryx_refsource_SUSE | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15144 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner Chrome
Published Jun 27, 2012
Updated Aug 6, 2024
Reserved May 19, 2012
Link CVE-2012-2829
CISA Vulnrichment
Updated n/a