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Acknowledged

LIN1025-5378 : Security Advisory - linux - CVE-2025-39990

Created: Oct 15, 2025    Updated: Oct 17, 2025
Found In Version: 10.25.33.1
Severity: Standard
Applicable for: Wind River Linux LTS 25
Component/s: Kernel

Description

In the Linux kernel, the following vulnerability has been resolved:[EOL][EOL]bpf: Check the helper function is valid in get_helper_proto[EOL][EOL]kernel test robot reported verifier bug [1] where the helper func[EOL]pointer could be NULL due to disabled config option.[EOL][EOL]As Alexei suggested we could check on that in get_helper_proto[EOL]directly. Marking tail_call helper func with BPF_PTR_POISON,[EOL]because it is unused by design.[EOL][EOL]  [1] https://lore.kernel.org/oe-lkp/202507160818.68358831-lkp@intel.com
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