CVE-2016-6828
Medium
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.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedOct 16, 2016
First seenOct 16, 2016
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v ≤ 4.7.4 | — |
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