CVE-2016-6828

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Source
https://cve.org/CVERecord?id=CVE-2016-6828
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-6828.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2016-6828
Downstream
Related
Published
2016-10-16T21:59:08.053Z
Modified
2026-03-12T22:27:36.986196Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

The tcpchecksendhead 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 (tcpxmitretransmitqueue use-after-free and system crash) via a crafted SACK option.

References

Affected packages

Git /

Affected ranges

Database specific

unresolved_ranges 
[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "4.7.4"
            }
        ]
    }
]
source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-6828.json"