diff options
| -rw-r--r-- | sys/fs/nfsclient/nfs_clrpcops.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/sys/fs/nfsclient/nfs_clrpcops.c b/sys/fs/nfsclient/nfs_clrpcops.c index d9f27c3f31a2..c8a130c34412 100644 --- a/sys/fs/nfsclient/nfs_clrpcops.c +++ b/sys/fs/nfsclient/nfs_clrpcops.c @@ -5807,7 +5807,8 @@ nfsrpc_getdeviceinfo(struct nfsmount *nmp, uint8_t *deviceid, int layouttype, NFSM_DISSECT(tl, uint32_t *, NFSX_UNSIGNED); stripecnt = fxdr_unsigned(int, *tl); NFSCL_DEBUG(4, "stripecnt=%d\n", stripecnt); - if (stripecnt < 1 || stripecnt > 4096) { + if (stripecnt >= MHLEN / NFSX_UNSIGNED || + stripecnt < 1) { printf("pNFS File layout devinfo stripecnt %d:" " out of range\n", stripecnt); error = NFSERR_BADXDR; @@ -8253,7 +8254,7 @@ nfsrv_parseug(struct nfsrv_descript *nd, int dogrp, uid_t *uidp, gid_t *gidp, NFSPROC_T *p) { uint32_t *tl; - char *cp, *str, str0[NFSV4_SMALLSTR + 1]; + char *str, str0[NFSV4_SMALLSTR + 1]; uint32_t len = 0; int error = 0; @@ -8276,9 +8277,9 @@ nfsrv_parseug(struct nfsrv_descript *nd, int dogrp, uid_t *uidp, gid_t *gidp, str = malloc(len + 1, M_TEMP, M_WAITOK); else str = str0; - NFSM_DISSECT(cp, char *, NFSM_RNDUP(len)); - NFSBCOPY(cp, str, len); - str[len] = '\0'; + error = nfsrv_mtostr(nd, str, len); + if (error != 0) + goto nfsmout; NFSCL_DEBUG(4, "nfsrv_parseug: str=%s\n", str); if (dogrp != 0) error = nfsv4_strtogid(nd, str, len, gidp); |