CVEvulnerability
CVE-2017-7493
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2017-05-17
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 4.6 MEDIUM — AV:L/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-732
Description
Quick Emulator (Qemu) built with the VirtFS, host directory sharing via Plan 9 File System(9pfs) support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges inside guest.
Affected configurations
• qemu qemu (<= 2.9.1)
• debian debian linux 8.0
Related
Weakness · CWE (1)
- CWE-732 Incorrect Permission Assignment for Critical Resource weakness
References
- http://seclists.org/oss-sec/2017/q2/278 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/98574 Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1451709 Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html Mailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html Mailing List, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201706-03 Third Party Advisory
- http://seclists.org/oss-sec/2017/q2/278 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/98574 Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1451709 Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html Mailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html Mailing List, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201706-03 Third Party Advisory