Vulnerability Details CVE-2017-14877
While the IPA driver in Android for MSM, Firefox OS for MSM, and QRD Android before 2017-08-31 is processing IOCTL commands there is no mutex lock of allocated memory. If one thread sends an ioctl cmd IPA_IOC_QUERY_RT_TBL_INDEX while another sends an ioctl cmd IPA_IOC_DEL_RT_RULE, a use-after-free condition may occur.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 43.5%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
References
- https://source.android.com/security/bulletin/pixel/2018-02-01
- https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=ca395c15c49cf6463a39d197b6a9331d183d94cb
- https://source.android.com/security/bulletin/pixel/2018-02-01
- https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=ca395c15c49cf6463a39d197b6a9331d183d94cb