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CVE
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CVE-2017-7308

Date: (C)2017-03-31   (M)2017-11-18 


The packet_set_ring function in net/packet/af_packet.c in the Linux kernel through 4.10.6 does not properly validate certain block-size data, which allows local users to cause a denial of service (integer signedness error and out-of-bounds write), or gain privileges (if the CAP_NET_RAW capability is held), via crafted system calls.

CVSS Score: 7.2Access Vector: LOCAL
Exploit Score: 3.9Access Complexity: LOW
Impact Score: 10.0Authentication: NONE
 Confidentiality: COMPLETE
 Integrity: COMPLETE
 Availability: COMPLETE





Reference:
BID-97234
http://www.securityfocus.com/bid/97234
https://googleprojectzero.blogspot.com/2017/05/exploiting-linux-kernel-via-packet.html
https://patchwork.ozlabs.org/patch/744811/
https://patchwork.ozlabs.org/patch/744812/
https://patchwork.ozlabs.org/patch/744813/
https://source.android.com/security/bulletin/2017-07-01

CWE    1
CWE-119
OVAL    12
oval:org.secpod.oval:def:1501891
oval:org.secpod.oval:def:1501892
oval:org.secpod.oval:def:1501890
oval:org.secpod.oval:def:1501889
...

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