CVE-2024-50083

In the Linux kernel, the following vulnerability has been resolved: tcp: fix mptcp DSS corruption due to large pmtu xmit Syzkaller was able to trigger a DSS corruption: TCP: requestsocksubflowv4: Possible SYN flooding on port :::20002. Sending cookies. ------------ cut here ------------ WARNING:...

CVE-2024-50083 tcp: fix mptcp DSS corruption due to large pmtu xmit

In the Linux kernel, the following vulnerability has been resolved: tcp: fix mptcp DSS corruption due to large pmtu xmit Syzkaller was able to trigger a DSS corruption: TCP: requestsocksubflowv4: Possible SYN flooding on port :::20002. Sending cookies. ------------ cut here ------------ WARNING:...

CVE-2024-50083

CVE-2024-50083 concerns a Linux kernel flaw where MPTCP DSS corruption could occur during large PMTU transmissions. The issue, triggered by Syzkaller under a subflow, is tied to __mptcp_move_skbs_from_subflow in net/mptcp/protocol.c and relates to mptcp_data_ready/move_skbs_to_msk paths leading t...