Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098923)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098923 advisory. In the Linux kernel, the following vulnerability has been resolved: tipc: fix use-after-free of the discoverer in tipcdiscrcv bearerdisable frees b-disc with...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102039)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102039 advisory. In the Linux kernel, the following vulnerability has been resolved: tipc: fix use-after-free of the discoverer in tipcdiscrcv bearerdisable frees b-disc with...

CVE-2026-64543

In the Linux kernel, the following vulnerability has been resolved: tipc: fix use-after-free of the discoverer in tipcdiscrcv bearerdisable frees b-disc with tipcdiscdelete's plain kfree, but tipcdiscrcv still dereferences b-disc in RX softirq under rcureadlock tipcudprecv - tipcrcv - tipcdiscrcv...