The sosendto function in slirp/udp.c in QEMU before 2.1.2 allows local users to cause a denial of service (NULL pointer dereference) by sending a udp packet with a value of 0 in the source port and address, which triggers access of an uninitialized socket.
References
Link | Resource |
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http://lists.nongnu.org/archive/html/qemu-devel/2014-09/msg03543.html | Patch Vendor Advisory |
http://lists.nongnu.org/archive/html/qemu-devel/2014-09/msg04598.html | Patch Vendor Advisory |
http://lists.nongnu.org/archive/html/qemu-devel/2014-09/msg04707.html | Patch Vendor Advisory |
http://rhn.redhat.com/errata/RHSA-2015-0349.html | Third Party Advisory |
http://rhn.redhat.com/errata/RHSA-2015-0624.html | Third Party Advisory |
http://www.debian.org/security/2014/dsa-3044 | |
http://www.debian.org/security/2014/dsa-3045 | Third Party Advisory |
http://www.ubuntu.com/usn/USN-2409-1 | Third Party Advisory |
https://bugzilla.redhat.com/show_bug.cgi?id=1144818 | Issue Tracking |
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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Configuration 3 (hide)
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Configuration 4 (hide)
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History
13 Feb 2023, 00:41
Type | Values Removed | Values Added |
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Summary | The sosendto function in slirp/udp.c in QEMU before 2.1.2 allows local users to cause a denial of service (NULL pointer dereference) by sending a udp packet with a value of 0 in the source port and address, which triggers access of an uninitialized socket. | |
References |
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02 Feb 2023, 20:17
Type | Values Removed | Values Added |
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References |
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Summary | A NULL pointer dereference flaw was found in the way QEMU handled UDP packets with a source port and address of 0 when QEMU's user networking was in use. A local guest user could use this flaw to crash the guest. |
Information
Published : 2014-11-07 19:55
Updated : 2023-12-10 11:31
NVD link : CVE-2014-3640
Mitre link : CVE-2014-3640
CVE.ORG link : CVE-2014-3640
JSON object : View
Products Affected
redhat
- enterprise_linux_server
- enterprise_linux_desktop
- enterprise_linux_hpc_node
- enterprise_linux_workstation
canonical
- ubuntu_linux
debian
- debian_linux
qemu
- qemu
CWE
CWE-476
NULL Pointer Dereference