Out-of-bounds Read in Qemu
CVE-2015-8817
QEMU (aka Quick Emulator) built to use 'address_space_translate' to map an address to a MemoryRegionSection is vulnerable to an OOB r/w access issue. It could occur while doing pci_dma_read/write calls. Affects QEMU versions >= 1.6.0 and <= 2.3.1. A privileged user inside guest could use this flaw to crash the guest instance resulting in DoS.
Vulnerability class: Buffer Overflow
EPSS: 0.004 (32.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Qemu — versions 1.6.0, 1.6.1, 1.6.2
- N/a — versions n/a
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Issue Tracking)
- secalert@redhat.com (x_refsource_CONFIRM)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Patch, Mailing List)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Patch, Mailing List)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
Frequently asked questions
- What is CVE-2015-8817?
- CVE-2015-8817 is a medium-severity vulnerability in Qemu, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2016-12-29.
- How severe is CVE-2015-8817?
- Medium severity. CVSS v3 base score is 5.5 out of 10.