An issue was discovered in the Linux kernel before 4.18.6. An information leak in cdromioctldrive_status in drivers/cdrom/cdrom.c could be used by local attackers to read kernel memory because a cast from unsigned long to int interferes with bounds checking. This is similar to CVE-2018-10940.
[
{
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{
"fixed": "4.18.6"
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{
"events": [
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{
"last_affected": "12.04"
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"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-16658.json"