The SharedMemory::Create function in memory/shared_memory_posix.cc in Google Chrome before 29.0.1547.57 uses weak permissions under /dev/shm/, which allows attackers to obtain sensitive information via direct access to a POSIX shared-memory file
Published Aug 21, 2013
5.0
MEDIUMCVSS 2.0
EPSS 0.84%
Description
The SharedMemory::Create function in memory/shared_memory_posix.cc in Google Chrome before 29.0.1547.57 uses weak permissions under /dev/shm/, which allows attackers to obtain sensitive information via direct access to a POSIX shared-memory file.
Affected products
No data.
Configuration 1
- 7.0
Configuration 2
- ≤ 29.0.1547.56
- 29.0.1547.0
- 29.0.1547.1
- 29.0.1547.2
- 29.0.1547.3
- 29.0.1547.4
- 29.0.1547.5
- 29.0.1547.7
- 29.0.1547.8
- 29.0.1547.9
- 29.0.1547.10
- 29.0.1547.11
- 29.0.1547.12
- 29.0.1547.13
- 29.0.1547.14
- 29.0.1547.15
- 29.0.1547.16
- 29.0.1547.17
- 29.0.1547.18
- 29.0.1547.19
- 29.0.1547.20
- 29.0.1547.21
- 29.0.1547.22
- 29.0.1547.23
- 29.0.1547.27
- 29.0.1547.28
- 29.0.1547.29
- 29.0.1547.30
- 29.0.1547.31
- 29.0.1547.32
- 29.0.1547.33
- 29.0.1547.34
- 29.0.1547.35
- 29.0.1547.36
- 29.0.1547.37
- 29.0.1547.38
- 29.0.1547.39
- 29.0.1547.40
- 29.0.1547.41
- 29.0.1547.42
- 29.0.1547.45
- 29.0.1547.46
- 29.0.1547.47
- 29.0.1547.48
- 29.0.1547.49
- 29.0.1547.50
- 29.0.1547.51
- 29.0.1547.52
- 29.0.1547.53
- 29.0.1547.54
- 29.0.1547.55
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.
AV:N/AC:L/Au:N/C:P/I:N/A:N
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 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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.84% (0.00840) | 56.31th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.84% (0.00840) | 52.89th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.14% (0.00135) | 30.79th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.35% (0.00350) | 72.68th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.35% (0.00350) | 71.04th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.35% (0.00350) | 68.67th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.26% (0.00264) | 62.24th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
References (5)
- http://crbug.com/254159 x_refsource_CONFIRM
- http://googlechromereleases.blogspot.com/2013/08/stable-channel-update.html x_refsource_CONFIRM
- http://www.debian.org/security/2013/dsa-2741 vendor-advisoryx_refsource_DEBIAN
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17583 vdb-entrysignaturex_refsource_OVAL
- https://src.chromium.org/viewvc/chrome?revision=209814&view=revision x_refsource_CONFIRM
| Link | Providers | Tags |
|---|---|---|
| http://crbug.com/254159 | x_refsource_CONFIRM | |
| http://googlechromereleases.blogspot.com/2013/08/stable-channel-update.html | x_refsource_CONFIRM | |
| http://www.debian.org/security/2013/dsa-2741 | vendor-advisoryx_refsource_DEBIAN | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17583 | vdb-entrysignaturex_refsource_OVAL | |
| https://src.chromium.org/viewvc/chrome?revision=209814&view=revision | x_refsource_CONFIRM |
Change history (0)
No recorded changes yet.