CVE-2017-7493
First published: Wed May 17 2017(Updated: )
Last updated 24 July 2024
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU qemu | <=2.9.1 | |
| Debian Debian Linux | =8.0 | |
| debian/qemu | 1:5.2+dfsg-11+deb11u3 1:5.2+dfsg-11+deb11u2 1:7.2+dfsg-7+deb12u7 1:9.2.0+ds-2 |
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Reference Links
- http://seclists.org/oss-sec/2017/q2/278
- http://www.securityfocus.com/bid/98574
- https://bugzilla.redhat.com/show_bug.cgi?id=1451709
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html
- https://security.gentoo.org/glsa/201706-03
- https://launchpad.net/bugs/cve/CVE-2017-7493
- http://www.openwall.com/lists/oss-security/2017/05/17/6
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1451711
- https://security-tracker.debian.org/tracker/CVE-2017-7493
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7493
- https://nvd.nist.gov/vuln/detail/CVE-2017-7493
- https://ubuntu.com/security/CVE-2017-7493
Frequently Asked Questions
What is CVE-2017-7493?
CVE-2017-7493 is a vulnerability in Quick Emulator (Qemu) that allows a guest user to escalate their privileges.
How does CVE-2017-7493 occur?
CVE-2017-7493 occurs when there is improper access control while accessing virtfs metadata files in mapped-file security mode.
What is the severity of CVE-2017-7493?
CVE-2017-7493 has a severity level of medium.
Which software versions are affected by CVE-2017-7493?
Qemu versions 2.0.0+dfsg-2ubuntu1.35, 1:2.5+dfsg-5ubuntu10.15, 1:2.8+dfsg-3ubuntu2.4, and various versions of Debian are affected by CVE-2017-7493.
How can CVE-2017-7493 be fixed?
To fix CVE-2017-7493, update to the latest version of Qemu provided by the respective software vendor.
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