CVEvulnerability
CVE-2016-7917
5.0 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2016-11-16
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.0 MEDIUM — CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-125, CWE-200
Description
The nfnetlink_rcv_batch function in net/netfilter/nfnetlink.c in the Linux kernel before 4.5 does not check whether a batch message's length field is large enough, which allows local users to obtain sensitive information from kernel memory or cause a denial of service (infinite loop or out-of-bounds read) by leveraging the CAP_NET_ADMIN capability.
Affected configurations
• linux linux kernel (<= 4.4.32)
Related
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c58d6c93680f28ac58984af61d0a7ebf4319c241 Issue Tracking, Patch, Third Party Advisory
- http://source.android.com/security/bulletin/2016-11-01.html Third Party Advisory
- http://www.securityfocus.com/bid/94147 Third Party Advisory, VDB Entry
- https://github.com/torvalds/linux/commit/c58d6c93680f28ac58984af61d0a7ebf4319c241 Issue Tracking, Patch
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c58d6c93680f28ac58984af61d0a7ebf4319c241 Issue Tracking, Patch, Third Party Advisory
- http://source.android.com/security/bulletin/2016-11-01.html Third Party Advisory
- http://www.securityfocus.com/bid/94147 Third Party Advisory, VDB Entry
- https://github.com/torvalds/linux/commit/c58d6c93680f28ac58984af61d0a7ebf4319c241 Issue Tracking, Patch