CVE-2026-74588

A flaw was found in the Linux kernel's Stream Control Transmission Protocol SCTP implementation. This use-after-free vulnerability occurs when the system improperly handles chunk transport pointers during the retransmission process. A remote attacker can exploit this by sending specially crafted...

K78234183: Linux SACK Panic vulnerability CVE-2019-11477

Security Advisory Description Jonathan Looney discovered that the TCPSKBCBskb-tcpgsosegs value was subject to an integer overflow in the Linux kernel when handling TCP Selective Acknowledgments SACKs. A remote attacker could use this to cause a denial of service. This has been fixed in stable...

CVE-2021-31889

A vulnerability has been identified in Capital Embedded AR Classic 431-422 All versions, Capital Embedded AR Classic R20-11 All versions V2303, PLUSCONTROL 1st Gen All versions, SIMOTICS CONNECT 400 All versions V0.5.0.0. Malformed TCP packets with a corrupted SACK option leads to Information Lea...

TCP SACK PANIC

A Linux kernel vulnerability in TCP networking could allow DoS CVE-2019-11477 is considered an Important severity, whereas CVE-2019-11478 and CVE-2019-11479 are considered a Moderate severity. The first two are related to the Selective Acknowledgement SACK packets combined with Maximum Segment Si...