The genlock_dev_ioctl function in genlock.c in the Genlock driver for the Linux kernel 3.x, as used in Qualcomm Innovation Center (QuIC) Android contributions for MSM devices and other products, does not properly initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory via a crafted GENLOCK_IOC_EXPORT ioctl call
Published Nov 30, 2013
4.9
MEDIUMCVSS 2.0
EPSS 0.37%
Description
The genlock_dev_ioctl function in genlock.c in the Genlock driver for the Linux kernel 3.x, as used in Qualcomm Innovation Center (QuIC) Android contributions for MSM devices and other products, does not properly initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory via a crafted GENLOCK_IOC_EXPORT ioctl call.
Affected products
No data.
- 3.2.54
- 3.4.72
- 3.4.73
- 3.4.74
- 3.4.75
- 3.4.76
- 3.4.77
- 3.4.78
- 3.4.79
- 3.10.22
- 3.10.23
- 3.10.24
- 3.10.25
- 3.10.26
- 3.10.27
- 3.10.28
- 3.10.29
- 3.12.3
- 3.12.4
- 3.12.5
- 3.12.6
- 3.12.7
- 3.12.8
- 3.12.9
- 3.12.10
- 3.13
- 3.13
- 3.13
- 3.13
- 3.13
- 3.13
- 3.13
- 3.13
- 3.13
- 3.13.1
- 3.13.2
- 3.14
- 3.14
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue does not affect the versions of the kernel package as shipped with Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2.
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:L/AC:L/Au:N/C:C/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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.37% (0.00373) | 28.81th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.37% (0.00373) | 28.83th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00057) | 15.02th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
References (5)
- http://openwall.com/lists/oss-security/2013/11/25/4 mailing-listx_refsource_MLIST
- https://access.redhat.com/security/cve/CVE-2013-6392 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2013-6392
- https://www.codeaurora.org/cgit/quic/la/kernel/msm/commit/drivers/base/genlock.c?id=e3c43027bdb59f03eec7ead0a01c77e4bf801625&h=jb_3.2.3 x_refsource_CONFIRMPatch
- https://www.cve.org/CVERecord?id=CVE-2013-6392
| Link | Providers | Tags |
|---|---|---|
| http://openwall.com/lists/oss-security/2013/11/25/4 | mailing-listx_refsource_MLIST | |
| https://access.redhat.com/security/cve/CVE-2013-6392 | Vendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-6392 | ||
| https://www.codeaurora.org/cgit/quic/la/kernel/msm/commit/drivers/base/genlock.c?id=e3c43027bdb59f03eec7ead0a01c77e4bf801625&h=jb_3.2.3 | x_refsource_CONFIRMPatch | |
| https://www.cve.org/CVERecord?id=CVE-2013-6392 |
Change history (0)
No recorded changes yet.