CVE-2019-5602
First published: Wed Jul 03 2019(Updated: )
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.
Credit: secteam@freebsd.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FreeBSD Kernel | =11.2 | |
| FreeBSD Kernel | =11.2-p10 | |
| FreeBSD Kernel | =11.2-p2 | |
| FreeBSD Kernel | =11.2-p3 | |
| FreeBSD Kernel | =11.2-p4 | |
| FreeBSD Kernel | =11.2-p5 | |
| FreeBSD Kernel | =11.2-p6 | |
| FreeBSD Kernel | =11.2-p7 | |
| FreeBSD Kernel | =11.2-p9 | |
| FreeBSD Kernel | =11.2-rc3 | |
| FreeBSD Kernel | =11.3-rc3 | |
| FreeBSD Kernel | =12.0 | |
| FreeBSD Kernel | =12.0-p1 | |
| FreeBSD Kernel | =12.0-p2 | |
| FreeBSD Kernel | =12.0-p3 | |
| FreeBSD Kernel | =12.0-p4 | |
| FreeBSD Kernel | =12.0-p5 | |
| FreeBSD Kernel | =12.0-p6 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2019-5602?
CVE-2019-5602 is considered a high severity vulnerability due to the potential for arbitrary kernel memory overwriting.
How do I fix CVE-2019-5602?
To fix CVE-2019-5602, upgrade to FreeBSD versions 12.0-RELEASE-p7 or later, or 11.2-RELEASE-p11 or later.
What systems are affected by CVE-2019-5602?
CVE-2019-5602 affects FreeBSD versions 11.2 through 12.0 prior to specific patch versions.
Can I exploit CVE-2019-5602 with read access to the CD-ROM device?
Yes, exploitation of CVE-2019-5602 requires a user to have read access to the CD-ROM device.
Is there any known workaround for CVE-2019-5602?
There are no known workarounds for CVE-2019-5602; the best mitigation is to apply the relevant patches.
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- vendor/freebsd
- canonical/freebsd kernel
- version/freebsd kernel/11.2
- version/freebsd kernel/11.2-p10
- version/freebsd kernel/11.2-p2
- version/freebsd kernel/11.2-p3
- version/freebsd kernel/11.2-p4
- version/freebsd kernel/11.2-p5
- version/freebsd kernel/11.2-p6
- version/freebsd kernel/11.2-p7
- version/freebsd kernel/11.2-p9
- version/freebsd kernel/11.2-rc3
- version/freebsd kernel/11.3-rc3
- version/freebsd kernel/12.0
- version/freebsd kernel/12.0-p1
- version/freebsd kernel/12.0-p2
- version/freebsd kernel/12.0-p3
- version/freebsd kernel/12.0-p4
- version/freebsd kernel/12.0-p5
- version/freebsd kernel/12.0-p6