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.
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References
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2019-03-18T16:33:59
Updated: 2024-08-05T12:05:17.668Z
Reserved: 2019-01-03T00:00:00
Link: CVE-2018-20669
Vulnrichment
No data.
NVD
Status : Analyzed
Published: 2019-03-21T16:00:37.327
Modified: 2023-04-11T18:16:08.283
Link: CVE-2018-20669
Redhat