CVE-2017-5577
MediumThe vc4_get_bcl function in drivers/gpu/drm/vc4/vc4_gem.c in the VideoCore DRM driver in the Linux kernel before 4.9.7 does not set an errno value upon certain overflow detections, which allows local users to cause a denial of service (incorrect pointer dereference and OOPS) via inconsistent size values in a VC4_SUBMIT_CL ioctl call.
CVSS 3.0 score
5.5
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness type
CWE-388CVE-2017-5577 is classified as CWE-388
See CWE-388 on MITRE CWE for full details on this weakness type.
References
The following references provide additional information about CVE-2017-5577 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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Release Notes Vendor Advisory
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Securityfocushttp://www.securityfocus.com/bid/95765Third Party Advisory VDB Entry
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PatchKernel patch commithttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6b8ac63847bc2f958dd93c09edc941a0118992d9
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PatchKernel patch commithttp://www.openwall.com/lists/oss-security/2017/01/21/7
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PatchKernel patch commithttps://bugzilla.redhat.com/show_bug.cgi?id=1416437
Frequently asked questions
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What is CVE-2017-5577?
CVE-2017-5577 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . CVE-2017-5577 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-2017-5577?
CVE-2017-5577 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.0). The vector string is
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H. -
Is there a patch available for CVE-2017-5577?
No patch is currently available for CVE-2017-5577. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
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Is CVE-2017-5577 actively exploited?
No — CVE-2017-5577 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.