CVE-2017-13216
In ashmem_ioctl of ashmem.c, there is an out-of-bounds write due to insufficient locking when accessing asma.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.95%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In ashmem_ioctl of ashmem.c, there is an out-of-bounds write due to insufficient locking when accessing asma. This could lead to a local elevation of privilege enabling code execution as a privileged process with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-66954097.
- CVSS 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.95% probability · 59th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- google/android
- Source
- security@android.com
References
- http://www.securityfocus.com/bid/102390Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040106Third Party Advisory, VDB Entry
- https://source.android.com/security/bulletin/2018-01-01Vendor Advisory
- https://www.exploit-db.com/exploits/43464/Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/102390Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040106Third Party Advisory, VDB Entry
- https://source.android.com/security/bulletin/2018-01-01Vendor Advisory
- https://www.exploit-db.com/exploits/43464/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.