Arbitrary Kernel Memory Overwrite Vulnerability in FreeBSD CDROM Driver

Arbitrary Kernel Memory Overwrite Vulnerability in FreeBSD CDROM Driver

CVE-2019-5602 · HIGH Severity

AV:N/AC:L/AU:S/C:C/I:C/A:C

In FreeBSD 12.0-STABLE before r349628, 12.0-RELEASE before 12.0-RELEASE-p7, 11.3-PRERELEASE before r349629, 11.3-RC3 before 11.3-RC3-p1, and 11.2-RELEASE before 11.2-RELEASE-p11, a bug in the cdrom driver allows users with read access to the cdrom device to arbitrarily overwrite kernel memory when media is present thereby allowing a malicious user in the operator group to gain root privileges.

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