Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989759)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989759 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf: Skip task with pid=1 in sendsignalcommon The following kernel panic can be triggered when a...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990240)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990240 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf: Skip task with pid=1 in sendsignalcommon The following kernel panic can be triggered when a...

PT-2023-35127 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.15.92 Description: The issue is related to the bpf in the Linux Kernel, specifically with skipping tasks with pid=1 in send signal common. The actual impact and attack plausibility have not yet been proven...

An issue was discovered in sd-bus in systemd 239. bus_process_object() in libsystemd/sd-bus/bus-objects.c allocates a variable-length stack buffer for temporarily storing the object path of incoming D-Bus messages. An unprivileged local user can exploit this by sending a specially crafted message to PID1 causing the stack pointer to jump over the stack guard pages into an unmapped memory region and trigger a denial of service (systemd PID1 crash and kernel panic).

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