Medium severity4.4NVD Advisory· Published Oct 5, 2016· Updated May 6, 2026
CVE-2016-7907
CVE-2016-7907
Description
The imx_fec_do_tx function in hw/net/imx_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.
Affected products
7cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*+ 6 more
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*range: <=2.8.1.1
- cpe:2.3:a:qemu:qemu:2.9.0:rc0:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:2.9.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:2.9.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:2.9.0:rc3:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:2.9.0:rc4:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:2.9.0:rc5:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
6- lists.gnu.org/archive/html/qemu-devel/2016-09/msg05556.htmlnvdMailing ListPatchVendor Advisory
- lists.opensuse.org/opensuse-updates/2016-12/msg00140.htmlnvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/10/03/1nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/10/03/4nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/93274nvdThird Party AdvisoryVDB Entry
- security.gentoo.org/glsa/201611-11nvdThird Party Advisory
News mentions
0No linked articles in our index yet.