CVE-2026-53351
UnknownSummary
In the Linux kernel, a vulnerability was found in the ptrace mechanism for RISC-V architecture, causing a warning during core dump. The issue involves using an incorrect note type for the CFI register set, potentially disrupting the elf_core_dump function.
Risk Assessment
The vulnerability may generate warnings and potentially interfere with the core dump process, hindering system crash diagnostics. In extreme cases, it could lead to unexpected kernel behavior during debug signal handling.
Recommendation
It is recommended to update the Linux kernel to a version containing the fix (commit changing USER_REGSET_NOTE_TYPE for REGSET_CFI). Monitor official security advisories from your Linux distribution.
Original NVD description (English source)
In the Linux kernel, the following vulnerability has been resolved: riscv/ptrace: Use USER_REGSET_NOTE_TYPE for REGSET_CFI Fixes a warning while dumping core: [54983.546369][ C7] WARNING: [!note_name] fs/binfmt_elf.c:1771 at elf_core_dump+0x910/0xf68, CPU#7: abort01/31982