{"id":"CVE-2017-9677","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-9677","generatedAt":"2026-10-28T19:46:39.075Z","title":"If one thread is running, while another thread is setting data, race conditions will happen.","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.","published":"2017-09-21T15:29:01.000Z","lastModified":"2026-06-17T01:28:42.000Z","status":"Modified","sourceIdentifier":"product-security@qualcomm.com","cvss":{"version":"3.0","score":7.8,"severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-119","CWE-362"],"affected":["google/android"],"epss":{"score":0.00306,"percentile":0.23206,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.31%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/100658","tags":["Third Party Advisory","VDB Entry"],"source":"product-security@qualcomm.com"},{"url":"https://source.android.com/security/bulletin/2017-09-01","tags":["Patch","Vendor Advisory"],"source":"product-security@qualcomm.com"},{"url":"http://www.securityfocus.com/bid/100658","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://source.android.com/security/bulletin/2017-09-01","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-9677","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}