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| author | Miklos Szeredi <mszeredi@redhat.com> | 2019-01-16 12:27:59 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-02-12 21:47:24 +0300 |
| commit | 6ccc9e1128e50e518ecdf9e1b120c735e40de25a (patch) | |
| tree | 472de6aedac39abbc952a2ac967da9a9d37c88fd /Documentation/netlabel | |
| parent | f99027ab63bee0cbbde549ff663aef8b1c1944b5 (diff) | |
| download | linux-6ccc9e1128e50e518ecdf9e1b120c735e40de25a.tar.xz | |
fuse: handle zero sized retrieve correctly
commit 97e1532ef81acb31c30f9e75bf00306c33a77812 upstream.
Dereferencing req->page_descs[0] will Oops if req->max_pages is zero.
Reported-by: syzbot+c1e36d30ee3416289cc0@syzkaller.appspotmail.com
Tested-by: syzbot+c1e36d30ee3416289cc0@syzkaller.appspotmail.com
Fixes: b2430d7567a3 ("fuse: add per-page descriptor <offset, length> to fuse_req")
Cc: <stable@vger.kernel.org> # v3.9
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/netlabel')
0 files changed, 0 insertions, 0 deletions