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| author | Michal Srb <michalsrb@gmail.com> | 2017-03-27 19:02:15 +0300 |
|---|---|---|
| committer | Michal Srb <michalsrb@gmail.com> | 2017-03-27 19:02:15 +0300 |
| commit | f3afa24da144409a3c3a0e35913112583d987671 (patch) | |
| tree | 3318ab59e016e6e55ec1b7d3135cc3f1f960c475 /doc | |
| parent | 53f520567202928f908b5f94f6d143e7067a8bdd (diff) | |
| download | tigervnc-f3afa24da144409a3c3a0e35913112583d987671.tar.gz tigervnc-f3afa24da144409a3c3a0e35913112583d987671.zip | |
Prevent double free by crafted fences.
If client sent fence with some data, followed by fence with no data (length 0), the original fence data were freed, but the pointer kept pointing at them. Sending one more fence would attempt to free them again.
Diffstat (limited to 'doc')
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