Medium severity4.4NVD Advisory· Published Oct 5, 2016· Updated Jun 17, 2026
CVE-2016-7908
CVE-2016-7908
Description
The mcf_fec_do_tx function in hw/net/mcf_fec.c in QEMU (aka Quick Emulator) does not properly limit the buffer descriptor count when transmitting packets, which allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via vectors involving a buffer descriptor with a length of 0 and crafted values in bd.flags.
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Affected products
33- osv-coords32 versionspkg:rpm/opensuse/qemu&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/xen&distro=openSUSE%20Tumbleweedpkg:rpm/suse/kvm&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kvm&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP2pkg:rpm/suse/xen&distro=SUSE%20Manager%202.1pkg:rpm/suse/xen&distro=SUSE%20Manager%20Proxy%202.1pkg:rpm/suse/xen&distro=SUSE%20OpenStack%20Cloud%205
< 6.1.0-32.1+ 31 more
- (no CPE)range: < 6.1.0-32.1
- (no CPE)range: < 4.15.1_01-1.2
- (no CPE)range: < 1.4.2-50.1
- (no CPE)range: < 1.4.2-50.1
- (no CPE)range: < 2.3.1-24.6
- (no CPE)range: < 2.6.2-31.2
- (no CPE)range: < 2.3.1-24.6
- (no CPE)range: < 2.6.2-31.2
- (no CPE)range: < 2.0.2-48.25.1
- (no CPE)range: < 2.6.2-31.2
- (no CPE)range: < 2.0.2-48.25.1
- (no CPE)range: < 2.3.1-24.6
- (no CPE)range: < 2.6.2-31.2
- (no CPE)range: < 4.5.5_02-22.3.1
- (no CPE)range: < 4.7.1_02-25.1
- (no CPE)range: < 4.2.5_21-30.1
- (no CPE)range: < 4.1.6_08-32.1
- (no CPE)range: < 4.2.5_21-30.1
- (no CPE)range: < 4.4.4_10-43.5
- (no CPE)range: < 4.5.5_02-22.3.1
- (no CPE)range: < 4.7.1_02-25.1
- (no CPE)range: < 4.4.4_05-22.25.1
- (no CPE)range: < 4.4.4_10-43.5
- (no CPE)range: < 4.4.4_05-22.25.1
- (no CPE)range: < 4.5.5_02-22.3.1
- (no CPE)range: < 4.7.1_02-25.1
- (no CPE)range: < 4.4.4_10-43.5
- (no CPE)range: < 4.5.5_02-22.3.1
- (no CPE)range: < 4.7.1_02-25.1
- (no CPE)range: < 4.2.5_21-30.1
- (no CPE)range: < 4.2.5_21-30.1
- (no CPE)range: < 4.2.5_21-30.1
Patches
Vulnerability mechanics
References
8- lists.gnu.org/archive/html/qemu-devel/2016-09/msg05557.htmlnvdMailing ListPatchVendor Advisory
- lists.opensuse.org/opensuse-updates/2016-12/msg00140.htmlnvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/10/03/2nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/10/03/5nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/93273nvdThird Party AdvisoryVDB Entry
- lists.debian.org/debian-lts-announce/2018/11/msg00038.htmlnvdThird Party Advisory
- security.gentoo.org/glsa/201611-11nvdThird Party Advisory
- git.qemu.orgnvd
News mentions
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