Integer overflow in Micode Xiaomi Perseus-P-Oss

CVE-2019-9112

The msm gpu driver for custom Linux kernels on the Xiaomi perseus-p-oss MIX 3 device through 2018-11-26 has an integer overflow and OOPS because of missing checks of the count argument in _sde_debugfs_conn_cmd_tx_write in drivers/gpu/drm/msm/sde/sde_connector.c. This is exploitable for a device crash via a syscall by a crafted application on a rooted device.

Vulnerability class: Integer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.008 (55.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-9112: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-9112?
CVE-2019-9112 is a medium-severity vulnerability in Micode Xiaomi Perseus-P-Oss, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2019-02-25.
How severe is CVE-2019-9112?
Medium severity. CVSS v3 base score is 5.5 out of 10.