CVE-2017-6899 The msm_bus_dbg_update_request_write function in drivers/platform/msm/msm_bus/msm_bus_dbg.c in android_kernel_huawei_msm8916 through 2017-06-16 in LineageOS, and possibly other kernels for MSM devices...
MediumCVSS 6.2
EPSS 0.35%
- Published
- Updated
- Exploit status
- No public exploit known
Description
The msm_bus_dbg_update_request_write function in drivers/platform/msm/msm_bus/msm_bus_dbg.c in android_kernel_huawei_msm8916 through 2017-06-16 in LineageOS, and possibly other kernels for MSM devices, allows attackers to cause a denial of service (NULL pointer dereference and device crash) via a crafted /sys/kernel/debug/msm-bus-dbg/client-data/update-request write request.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| lineageos | <= 2017-06-16 | No fix listed |
References
- blog.secret-team.cn third-party-advisory
- 99107 third-party-advisory vdb-entry