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19 July 2026

Vulnerabilities first published on this day (UTC), newest first.

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  • High 8.4
    CVE-2026-63828 Public exploit

    apparmor: mediate the implicit connect of TCP fast open sendmsg

    In the Linux kernel, the following vulnerability has been resolved: apparmor: mediate the implicit connect of TCP fast open sendmsg sendmsg()/sendto() with MSG_FASTOPEN is a combination of connect(2) and write(2): it opens the connection in the SYN. apparmor_…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu