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CVE-2017-7308 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.8 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://access.redhat.com/errata/RHSA-2017:1297	CVE	Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1298	CVE	Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1308	CVE	Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1854	CVE	Third Party Advisory
https://googleprojectzero.blogspot.com/2017/05/exploiting-linux-kernel-via-packet.html	CVE	Third Party Advisory
https://patchwork.ozlabs.org/patch/744811/	CVE	Third Party Advisory
https://patchwork.ozlabs.org/patch/744812/	CVE	Third Party Advisory
https://patchwork.ozlabs.org/patch/744813/	CVE	Third Party Advisory
https://source.android.com/security/bulletin/2017-07-01	CVE	Third Party Advisory
https://www.exploit-db.com/exploits/41994/	CVE	Third Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/44654/	CVE	Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/97234	CVE	Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2017:1297	[email protected]	Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1298	[email protected]	Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1308	[email protected]	Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1854	[email protected]	Third Party Advisory
https://googleprojectzero.blogspot.com/2017/05/exploiting-linux-kernel-via-packet.html	[email protected]	Third Party Advisory
https://patchwork.ozlabs.org/patch/744811/	[email protected]	Third Party Advisory
https://patchwork.ozlabs.org/patch/744812/	[email protected]	Third Party Advisory
https://patchwork.ozlabs.org/patch/744813/	[email protected]	Third Party Advisory
https://source.android.com/security/bulletin/2017-07-01	[email protected]	Third Party Advisory
https://www.exploit-db.com/exploits/41994/	[email protected]	Third Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/44654/	[email protected]	Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/97234	[email protected]	Third Party AdvisoryVDB Entry

see all 24 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-681	Incorrect Conversion between Numeric Types	[email protected]
CWE-787	Out-of-bounds Write	[email protected]

Affected Products

Product	Versions
linux linux kernel	>= 2.6.27, < 3.2.89 >= 3.3, < 3.10.107 >= 3.11, < 3.12.74 >= 3.13, < 3.16.44 >= 3.17, < 3.18.52
CPE cpe:2.3:o:linux:linux_kernel:::::::: Remediation No remediation found in references.

Change History

14 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 13, 2026	CVE Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Feb 14, 2023	Modified Analysis	[email protected]
Feb 10, 2020	CVE Modified	[email protected]
Jun 20, 2018	CVE Modified	[email protected]
May 21, 2018	CVE Modified	[email protected]
Jan 5, 2018	CVE Modified	[email protected]
Aug 16, 2017	CVE Modified	[email protected]
Jul 13, 2017	CVE Modified	[email protected]
May 12, 2017	CVE Modified	[email protected]
Apr 4, 2017	CVE Modified	[email protected]
Mar 31, 2017	Initial Analysis	[email protected]