CVE-2017-7364
CriticalIn all Qualcomm products with Android releases from CAF using the Linux kernel, in function __mdss_fb_copy_destscaler_data(), variable ds_data[i].scale may still point to a user-provided address (which could point to arbitrary kernel address), so on an error condition, this user-provided address will be freed (arbitrary free), and continued operation could result in use after free condition.
CVSS 3.0 score
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type
CWE-416CVE-2017-7364 is a Use After Free vulnerability
What is Use After Free?
The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. Learn more on MITRE CWE
References
The following references provide additional information about CVE-2017-7364 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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Securitytrackerhttp://www.securitytracker.com/id/1038623Third Party Advisory VDB Entry
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PatchKernel patch commithttps://source.android.com/security/bulletin/2017-06-01
Frequently asked questions
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What is CVE-2017-7364?
CVE-2017-7364 is a Critical severity Linux kernel vulnerability with a CVSS score of 9.8 out of 10 , classified as an Use After Free flaw (CWE-416) . CVE-2017-7364 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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What is the CVSS score for CVE-2017-7364?
CVE-2017-7364 has a CVSS score of 9.8 out of 10, rated Critical severity (CVSS 3.0). The vector string is
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. -
Is there a patch available for CVE-2017-7364?
No patch is currently available for CVE-2017-7364. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
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Is CVE-2017-7364 actively exploited?
No — CVE-2017-7364 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
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What is Use After Free (CWE-416)?
The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. View CWE-416 on MITRE CWE →