CVE-2019-6501
First published: Fri Jan 11 2019(Updated: )
An out of bounds r/w access issue was found in the way QEMU handled inquiry request coming from a guest in scsi_handle_inquiry_reply(). A guest user/process could use this flaw to corrupt byte of QEMU process memory. Upstream patch: --------------- -> <a href="https://lists.gnu.org/archive/html/qemu-devel/2019-01/msg02324.html">https://lists.gnu.org/archive/html/qemu-devel/2019-01/msg02324.html</a> Reference: ---------- -> <a href="https://www.openwall.com/lists/oss-security/2019/01/24/1">https://www.openwall.com/lists/oss-security/2019/01/24/1</a>
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/qemu-kvm-ma | <10:2.12.0-33.el7 | 10:2.12.0-33.el7 |
| redhat/qemu-kvm-rhev | <10:2.12.0-33.el7 | 10:2.12.0-33.el7 |
| QEMU | =3.1 | |
| Fedora | =30 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2019-6501 https://nvd.nist.gov/vuln/detail/CVE-2019-6501
- https://bugzilla.redhat.com/show_bug.cgi?id=1668160
- https://access.redhat.com/errata/RHSA-2019:2166
- https://access.redhat.com/errata/RHSA-2019:2425
- https://access.redhat.com/errata/RHSA-2019:2553
- https://access.redhat.com/security/cve/cve-2019-6501
- http://www.openwall.com/lists/oss-security/2019/01/24/1
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KJMTVGDLA654HNCDGLCUEIP36SNJEKK7/
- https://lists.gnu.org/archive/html/qemu-devel/2019-01/msg02324.html
- https://security.netapp.com/advisory/ntap-20190411-0006/
- https://www.openwall.com/lists/oss-security/2019/01/24/1
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1669005
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KJMTVGDLA654HNCDGLCUEIP36SNJEKK7/
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is the severity of CVE-2019-6501?
CVE-2019-6501 is classified as a high severity vulnerability due to the potential for memory corruption in the QEMU process.
How do I fix CVE-2019-6501?
To fix CVE-2019-6501, upgrade to the patched version 10:2.12.0-33.el7 for the affected QEMU packages.
What systems are affected by CVE-2019-6501?
CVE-2019-6501 affects several versions of QEMU, including QEMU KVM and specific Fedora releases.
What type of vulnerability is CVE-2019-6501?
CVE-2019-6501 is a memory corruption vulnerability caused by out-of-bounds read and write access.
Can exploiting CVE-2019-6501 allow remote code execution?
Yes, exploiting CVE-2019-6501 may allow an attacker to execute arbitrary code on the QEMU host.
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