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| author | Prasad J Pandit | 2021-01-18 12:51:30 +0100 |
|---|---|---|
| committer | Paolo Bonzini | 2021-01-23 15:26:40 +0100 |
| commit | b8d7f1bc59276fec85e4d09f1567613a3e14d31e (patch) | |
| tree | f1ab21d5110b354e6f6d50fc13025829d7bab30a /block/ssh.c | |
| parent | softmmu/physmem: Silence GCC 10 maybe-uninitialized error (diff) | |
| download | qemu-b8d7f1bc59276fec85e4d09f1567613a3e14d31e.tar.gz qemu-b8d7f1bc59276fec85e4d09f1567613a3e14d31e.tar.xz qemu-b8d7f1bc59276fec85e4d09f1567613a3e14d31e.zip | |
ide: atapi: check logical block address and read size (CVE-2020-29443)
While processing ATAPI cmd_read/cmd_read_cd commands,
Logical Block Address (LBA) maybe invalid OR closer to the last block,
leading to an OOB access issues. Add range check to avoid it.
Fixes: CVE-2020-29443
Reported-by: Wenxiang Qian <leonwxqian@gmail.com>
Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Message-Id: <20210118115130.457044-1-ppandit@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'block/ssh.c')
0 files changed, 0 insertions, 0 deletions