An issue where a provided address with access_ok() is not checked was discovered in i915_gem_execbuffer2_ioctl in drivers/gpu/drm/i915/i915_gem_execbuffer.c in the Linux kernel through 4.19.13. A local attacker can craft a malicious IOCTL function call to overwrite arbitrary kernel memory, resulting in a Denial of Service or privilege escalation.
History

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cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2019-03-18T16:33:59

Updated: 2020-09-15T17:06:17

Reserved: 2019-01-03T00:00:00


Link: CVE-2018-20669

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2019-03-21T16:00:37.327

Modified: 2023-04-11T18:16:08.283


Link: CVE-2018-20669

JSON object: View

cve-icon Redhat Information

No data.

CWE