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| author | John Levon <john.levon@nutanix.com> | 2021-11-24 23:59:24 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-11-24 23:59:24 +0000 |
| commit | 02174878b1f7a70d3ac09c50c12799df0a1f9406 (patch) | |
| tree | 62cdd8b99de889d310a65ddbdf2ad5b5257f403d /test/py/test_pci_ext_caps.py | |
| parent | d8a08f1a18370bcad4fa99a16bdbfc63dbbd35ad (diff) | |
| download | libvfio-user-02174878b1f7a70d3ac09c50c12799df0a1f9406.zip libvfio-user-02174878b1f7a70d3ac09c50c12799df0a1f9406.tar.gz libvfio-user-02174878b1f7a70d3ac09c50c12799df0a1f9406.tar.bz2 | |
verify region is mapped before acquiring dirty bitmap (#627)
DMA regions not mapped by the server are not dirty tracked (the client must
track changes via handling VFIO_USER_DMA_WRITE), but we weren't correctly
enforcing this, which could segfault when ->dirty_bitmap was NULL.
Found via AFL++.
Signed-off-by: John Levon <john.levon@nutanix.com>
Reviewed-by: Thanos Makatos <thanos.makatos@nutanix.com>
Diffstat (limited to 'test/py/test_pci_ext_caps.py')
0 files changed, 0 insertions, 0 deletions