CVE-2016-9793
- State
- Published
- Severity
- Not scored
- Published
- Dec 28, 2016
- Updated
- Aug 6, 2024
- Reserved
- Dec 2, 2016
Description
The sock_setsockopt function in net/core/sock.c in the Linux kernel before 4.8.14 mishandles negative values of sk_sndbuf and sk_rcvbuf, which allows local users to cause a denial of service (memory corruption and system crash) or possibly have unspecified other impact by leveraging the CAP_NET_ADMIN capability for a crafted setsockopt system call with the (1) SO_SNDBUFFORCE or (2) SO_RCVBUFFORCE option.
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- https://github.com/torvalds/linux/commit/b98b0bc8c431e3ceb4b26b0dfc8db509518fb290
- 1037968vdb-entry
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b98b0bc8c431e3ceb4b26b0dfc8db509518fb290
- RHSA-2017:0932vendor-advisory
- https://github.com/xairy/kernel-exploits/tree/master/CVE-2016-9793
- 94655vdb-entry
- [oss-security] 20161202 Re: CVE Request: Linux: signed overflows for SO_{SND|RCV}BUFFORCEmailing-list
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.14
- RHSA-2017:0933vendor-advisory
- RHSA-2017:0931vendor-advisory
- https://source.android.com/security/bulletin/2017-03-01.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1402013
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