Vulnerability in Linux Kernel

CVE-2017-5577

The 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.

EPSS: 0.004 (34.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Issue Tracking)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2017-5577?
CVE-2017-5577 is a medium-severity vulnerability in Linux Kernel, classified under CWE-388. CVSS score: 5.5/10. Published 2017-02-06.
How severe is CVE-2017-5577?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2017-5577 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.