Vulnerability Description
Memory leak in the v9fs_list_xattr function in hw/9pfs/9p-xattr.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (memory consumption) via vectors involving the orig_value variable.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | <= 2.8.1 |
| Debian | Debian Linux | 8.0 |
Related Weaknesses (CWE)
References
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=4ffcdef4277a91af15a3c09f7d16af072
- http://www.openwall.com/lists/oss-security/2017/04/25/5Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/98012Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1444781Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlMailing ListThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg01636.htmlMailing ListPatchThird Party Advisory
- https://security.gentoo.org/glsa/201706-03Third Party Advisory
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=4ffcdef4277a91af15a3c09f7d16af072
- http://www.openwall.com/lists/oss-security/2017/04/25/5Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/98012Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1444781Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlMailing ListThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg01636.htmlMailing ListPatchThird Party Advisory
- https://security.gentoo.org/glsa/201706-03Third Party Advisory
FAQ
What is CVE-2017-8086?
CVE-2017-8086 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Memory leak in the v9fs_list_xattr function in hw/9pfs/9p-xattr.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (memory consumption) via vectors invo...
How severe is CVE-2017-8086?
CVE-2017-8086 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-8086?
Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu, Debian Debian Linux.