The getgrouplist function in the GNU C library (glibc) before version 2.3.5, when invoked with a zero argument, writes to the passed pointer even if the specified array size is zero, leading to a buffer overflow and potentially allowing attackers to corrupt memory.
| Product | Vendor | Version |
|---|---|---|
| n/a | n/a | < 2d505a801e57428057563762f67a5a62009b2600 |