An issue was discovered in libpbc.a in cloudwu PBC through 2017-03-02. A SEGV can occur in pbc_pattern_pack in pattern.c.
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
Link | Tags |
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https://github.com/cloudwu/pbc/issues/122#issuecomment-407367289 | third party advisory issue tracking |