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| author | Manos Pitsidianakis <el13635@mail.ntua.gr> | 2017-07-14 17:35:47 +0300 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2017-08-01 18:09:33 +0200 |
| commit | 998cbd6a44cd96044f56713274bdf6a94cd721c0 (patch) | |
| tree | 99a0ad9848071b96050e36914d96ac6570ab4958 /tests/libqtest.c | |
| parent | b81b74bfb2ea3d23dc06cb0c84841dbea201b8de (diff) | |
| download | qemu-998cbd6a44cd96044f56713274bdf6a94cd721c0.zip qemu-998cbd6a44cd96044f56713274bdf6a94cd721c0.tar.gz qemu-998cbd6a44cd96044f56713274bdf6a94cd721c0.tar.bz2 | |
block: fix dangling bs->explicit_options in block.c
In some error paths it is possible to QDECREF a freed dangling
explicit_options, resulting in a heap overflow crash. For example
bdrv_open_inherit()'s fail unrefs it, then calls bdrv_unref which calls
bdrv_close which also unrefs it.
Signed-off-by: Manos Pitsidianakis <el13635@mail.ntua.gr>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'tests/libqtest.c')
0 files changed, 0 insertions, 0 deletions