Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: In the ftrace function, a potential warning was fixed in traceprintkseq during ftracedump. When ftracedumpone is called concurrently with reading from tracepipe, a WARNONONCE message can be triggered due to a race condition. The...

ftrace: Fix potential warning in trace_printk_seq during ftrace_dump

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UBUNTU-CVE-2025-39813

In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix potential warning in traceprintkseq during ftracedump When calling ftracedumpone concurrently with reading tracepipe, a WARNONONCE in traceprintkseq can be triggered due to a race condition. The issue occurs because:...

CVE-2025-39813

CVE-2025-39813 concerns the Linux kernel ftrace subsystem. A race between ftrace_dump() and trace_pipe reads could trigger WARN_ON_ONCE in trace_printk_seq() when trace data is consumed by other readers, causing iter.seq to be mispopulated. The documented fix moves the trace_printk_seq() call ins...