diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2024-02-21 08:37:49 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2024-02-21 08:37:49 -0800 |
| commit | d8be5a55b8e3f7eab8f36ceed2512f457f914318 (patch) | |
| tree | f5674932ea7d20bee74f5b5e7e4334af624ea8ce | |
| parent | 9fc1ccccfd8d53dc7936fe6d633f2373fc9f62e8 (diff) | |
| parent | c0ec2a712daf133d9996a8a1b7ee2d4996080363 (diff) | |
| download | linux-d8be5a55b8e3f7eab8f36ceed2512f457f914318.tar.gz | |
Merge tag 'v6.8-p4' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto fix from Herbert Xu:
"Fix a stack overflow in virtio"
* tag 'v6.8-p4' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
crypto: virtio/akcipher - Fix stack overflow on memcpy
| -rw-r--r-- | drivers/crypto/virtio/virtio_crypto_akcipher_algs.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/crypto/virtio/virtio_crypto_akcipher_algs.c b/drivers/crypto/virtio/virtio_crypto_akcipher_algs.c index 2621ff8a93764..de53eddf6796b 100644 --- a/drivers/crypto/virtio/virtio_crypto_akcipher_algs.c +++ b/drivers/crypto/virtio/virtio_crypto_akcipher_algs.c @@ -104,7 +104,8 @@ static void virtio_crypto_dataq_akcipher_callback(struct virtio_crypto_request * } static int virtio_crypto_alg_akcipher_init_session(struct virtio_crypto_akcipher_ctx *ctx, - struct virtio_crypto_ctrl_header *header, void *para, + struct virtio_crypto_ctrl_header *header, + struct virtio_crypto_akcipher_session_para *para, const uint8_t *key, unsigned int keylen) { struct scatterlist outhdr_sg, key_sg, inhdr_sg, *sgs[3]; @@ -128,7 +129,7 @@ static int virtio_crypto_alg_akcipher_init_session(struct virtio_crypto_akcipher ctrl = &vc_ctrl_req->ctrl; memcpy(&ctrl->header, header, sizeof(ctrl->header)); - memcpy(&ctrl->u, para, sizeof(ctrl->u)); + memcpy(&ctrl->u.akcipher_create_session.para, para, sizeof(*para)); input = &vc_ctrl_req->input; input->status = cpu_to_le32(VIRTIO_CRYPTO_ERR); |