CVE-2017-9677

Severity: high (CVSS 7.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-09-21 · updated 2026-06-17
Weakness: CWE-119

Description

In all Qualcomm products with Android releases from CAF using the Linux kernel, in function msm_compr_ioctl_shared, variable "ddp->params_length" could be accessed and modified by multiple threads, while it is not protected with locks. If one thread is running, while another thread is setting data, race conditions will happen. If "ddp->params_length" is set to a big number, a buffer overflow will occur.

Affected products

Android: through 8.0

References

http://www.securityfocus.com/bid/100658
https://source.android.com/security/bulletin/2017-09-01
http://www.securityfocus.com/bid/100658
https://source.android.com/security/bulletin/2017-09-01

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