The packet_set_ring function in net/packet/af_packet.c in the Linux kernel through...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://access.redhat.com/errata/RHSA-2017:1308
- https://googleprojectzero.blogspot.com/2017/05/exploiting-linux-kernel-via-packet.html
- https://source.android.com/security/bulletin/2017-07-01
- https://access.redhat.com/errata/RHSA-2018:1854
- http://www.securityfocus.com/bid/97234
- https://patchwork.ozlabs.org/patch/744812/
- https://www.exploit-db.com/exploits/41994/
- https://patchwork.ozlabs.org/patch/744813/
- https://www.exploit-db.com/exploits/44654/
- https://patchwork.ozlabs.org/patch/744811/
- https://access.redhat.com/errata/RHSA-2017:1298
- https://access.redhat.com/errata/RHSA-2017:1297
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Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.