CVE-2016-6828
- State
- Published
- Severity
- Not scored
- Published
- Oct 16, 2016
- Updated
- Aug 6, 2024
- Reserved
- Aug 17, 2016
Description
The tcp_check_send_head function in include/net/tcp.h in the Linux kernel before 4.7.5 does not properly maintain certain SACK state after a failed data copy, which allows local users to cause a denial of service (tcp_xmit_retransmit_queue use-after-free and system crash) via a crafted SACK 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/bb1fceca22492109be12640d49f5ea5a544c6bb4
- RHSA-2017:0086vendor-advisory
- RHSA-2017:0113vendor-advisory
- RHSA-2017:0091vendor-advisory
- [oss-security] 20160815 Linux tcp_xmit_retransmit_queue use after free on 4.8-rc1 / mastermailing-list
- 92452vdb-entry
- https://source.android.com/security/bulletin/2016-11-01.html
- RHSA-2017:0036vendor-advisory
- https://marcograss.github.io/security/linux/2016/08/18/cve-2016-6828-linux-kernel-tcp-uaf.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1367091
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.5
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bb1fceca22492109be12640d49f5ea5a544c6bb4
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