3 ms·
the check is also quite weak in that its only really protecting a single point. Its quite easy to stride "over" the protected area rather than going "through" i
by TickleSteve 10y ago
the check is also quite weak in that its only really protecting a single point. Its quite easy to stride "over" the protected area rather than going "through" it.
TBH, it will only ever protect against accidental errors, not malicious intent.
- _fs 10y agoTrue, but you can use -fstack-check with a well-defined canary space and correct probe interval to prevent the jump over attack you are describing.