Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005580)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005580 advisory. In the Linux kernel, the following vulnerability has been resolved: sctp: check send stream number after waitforsndbuf This patch fixes a corner case where the asoc...

UBUNTU-CVE-2023-53296

In the Linux kernel, the following vulnerability has been resolved: sctp: check send stream number after waitforsndbuf This patch fixes a corner case where the asoc out stream count may change after waitforsndbuf. When the main thread in the client starts a connection, if its out stream count is...

CVE-2023-53296

CVE-2023-53296 affects the Linux kernel SCTP stack. The issue arises when a client’s out-stream count is temporarily higher than the server’s, allowing a thread waiting for sndbuf to send a message on a stream that may no longer exist after INIT_ACK processing, potentially triggering a crash. The...