CVE-2017-7308
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…
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Public exploit
2 references of the record are tagged as an exploit or proof of concept: anyone can try it against an unpatched system.
- 41994 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 44654 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Timeline
ID reserved
By mitre
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 17.8% · top 2.8% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
n/a
- affected n/a
References (12)
- RHSA-2017:1308 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://googleprojectzero.blogspot.com/2017/05/exploiting-linux-kernel-via-packet.html (opens in a new tab)x_refsource_MISCx_transferred
- https://source.android.com/security/bulletin/2017-07-01 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2018:1854 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 97234 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://patchwork.ozlabs.org/patch/744812/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 41994 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- https://patchwork.ozlabs.org/patch/744813/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 44654 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- https://patchwork.ozlabs.org/patch/744811/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2017:1298 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2017:1297 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2017-7308)Record last updated .