CVEvulnerability
CVE-2016-6888
4.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2016-12-10
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.4 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-190
Description
Integer overflow in the net_tx_pkt_init function in hw/net/net_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (QEMU process crash) via the maximum fragmentation count, which triggers an unchecked multiplication and NULL pointer dereference.
Affected configurations
• qemu qemu (<= 2.6.2)
• qemu qemu 2.7.0
• debian debian linux 8.0
• redhat virtualization 4.0
• redhat openstack 6.0
• redhat openstack 7.0
• redhat openstack 8
• redhat openstack 9
• redhat openstack 10
• redhat openstack 11
Related
Weakness · CWE (1)
- CWE-190 Integer Overflow or Wraparound weakness
References
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=47882fa4975bf0b58dd74474329fdd7154e8f04c git.qemu.org
- http://www.openwall.com/lists/oss-security/2016/08/19/10 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/08/19/6 Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/92556 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2392 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2408 Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html Mailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg03176.html Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201609-01 Third Party Advisory
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=47882fa4975bf0b58dd74474329fdd7154e8f04c git.qemu.org
- http://www.openwall.com/lists/oss-security/2016/08/19/10 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/08/19/6 Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/92556 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2392 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2408 Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html Mailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg03176.html Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201609-01 Third Party Advisory