Buffer overflow in Qemu
CVE-2015-7295
hw/virtio/virtio.c in the Virtual Network Device (virtio-net) support in QEMU, when big or mergeable receive buffers are not supported, allows remote attackers to cause a denial of service (guest network consumption) via a flood of jumbo frames on the (1) tuntap or (2) macvtap interface.
Vulnerability class: Buffer Overflow
EPSS: 0.049 (91.2th percentile) — read the EPSS interpretation.
Affected products
- Qemu
- Debian Debian_linux — versions 7.0, 8.0
- Fedoraproject Fedora — versions 21, 22
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, x_refsource_FEDORA, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, x_refsource_FEDORA, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- secalert@redhat.com (vendor-advisory, x_refsource_FEDORA, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
Frequently asked questions
- What is CVE-2015-7295?
- CVE-2015-7295 is a vulnerability in Qemu, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2015-11-09.
- Is CVE-2015-7295 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.