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| author | David S. Miller <davem@davemloft.net> | 2017-07-21 03:38:43 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-07-21 03:38:43 +0100 |
| commit | 7a68ada6ec7d88c68057d3a4c2a517eb94289976 (patch) | |
| tree | 51cd586e74fc92bfbdf382fa1544a235d908b25c /security/keys/dh.c | |
| parent | 760446f967678e14ee1b6464ee1bb8562f299fa6 (diff) | |
| parent | 96080f697786e0a30006fcbcc5b53f350fcb3e9f (diff) | |
| download | op-kernel-dev-7a68ada6ec7d88c68057d3a4c2a517eb94289976.zip op-kernel-dev-7a68ada6ec7d88c68057d3a4c2a517eb94289976.tar.gz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'security/keys/dh.c')
| -rw-r--r-- | security/keys/dh.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/security/keys/dh.c b/security/keys/dh.c index 4755d4b..d1ea9f3 100644 --- a/security/keys/dh.c +++ b/security/keys/dh.c @@ -266,6 +266,11 @@ long __keyctl_dh_compute(struct keyctl_dh_params __user *params, if (kdfcopy) { char *hashname; + if (memchr_inv(kdfcopy->__spare, 0, sizeof(kdfcopy->__spare))) { + ret = -EINVAL; + goto out1; + } + if (buflen > KEYCTL_KDF_MAX_OUTPUT_LEN || kdfcopy->otherinfolen > KEYCTL_KDF_MAX_OI_LEN) { ret = -EMSGSIZE; |
