The do_coredump function in fs/exec.c in the Linux kernel 2.6.19 sets the flag variable to O_EXCL but does not use it, which allows context-dependent attackers to modify arbitrary files via a rewrite attack during a core dump.
| Product | Vendor | Version |
|---|---|---|
| n/a | n/a | >= 26.0.0, < 26.0.13.13 |