CVE-2016-7907
MEDIUM
4.4
CVSS Score
Published: October 5, 2016 at 04:00 PM UTC
Updated: June 17, 2026 at 12:53 AM UTC
1 product affected across 1 vendorQEMU
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Severity
MEDIUM4.4
Exploit prediction
EPSS 0.4%
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.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (6)
Vendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.htmlMailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2016/10/03/1Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2016/10/03/4VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/93274Mailing Listx_refsource_MLISTPatchVendor Advisory
Source: [email protected]
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg05556.htmlVendor Advisoryx_refsource_GENTOOThird Party Advisory
Source: [email protected]
https://security.gentoo.org/glsa/201611-11CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-20CWE-399
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