https://db.gcve.eu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Thu, 01 Oct 2026 12:34:18 +0000 https://db.gcve.eu/vuln/cve-2026-23247 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>tcp: secure_seq: add back ports to TS offset</p> <p>This reverts 28ee1b746f49 (&#34;secure_seq: downgrade to per-host timestamp offsets&#34;)</p> <p>tcp_tw_recycle went away in 2017.</p> <p>Zhouyan Deng reported off-path TCP source port leakage via SYN cookie side-channel that can be fixed in multiple ways.</p> <p>One of them is to bring back TCP ports in TS offset randomization.</p> <p>As a bonus, we perform a single siphash() computation to provide both an ISN and a TS offset.</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>tcp: secure_seq: add back ports to TS offset</p> <p>This reverts 28ee1b746f49 (&#34;secure_seq: downgrade to per-host timestamp offsets&#34;)</p> <p>tcp_tw_recycle went away in 2017.</p> <p>Zhouyan Deng reported off-path TCP source port leakage via SYN cookie side-channel that can be fixed in multiple ways.</p> <p>One of them is to bring back TCP ports in TS offset randomization.</p> <p>As a bonus, we perform a single siphash() computation to provide both an ISN and a TS offset.</p> https://db.gcve.eu/vuln/cve-2026-23247