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author | Paul Stewart <pstew@google.com> | 2017-02-09 23:57:45 +0000 |
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committer | android-build-merger <android-build-merger@google.com> | 2017-02-09 23:57:45 +0000 |
commit | 65d4de583a1654e99c11d814025e609b4a63742a (patch) | |
tree | aa79a017ad8c59d64f7c5a60ac2614868c03ed1c | |
parent | 1ecc7536e5e11e3b8106d896996f038eef8f2f10 (diff) | |
parent | b0a4ed4800faf64bfdb61a9300239cce71d714b8 (diff) | |
download | libnl-65d4de583a1654e99c11d814025e609b4a63742a.tar.gz |
Perform range check on len in nlmsg_reserve am: f83d9c1c67 am: d42374324d am: d9f824b744 am: 25edb109fc
am: b0a4ed4800
Change-Id: I931664c2af7f7a88bfead15efe49c94beffa07d3
-rw-r--r-- | lib/msg.c | 3 |
1 files changed, 3 insertions, 0 deletions
@@ -518,6 +518,9 @@ void *nlmsg_reserve(struct nl_msg *n, size_t len, int pad) size_t nlmsg_len = n->nm_nlh->nlmsg_len; size_t tlen; + if (len > n->nm_size) + return NULL; + tlen = pad ? ((len + (pad - 1)) & ~(pad - 1)) : len; if ((tlen + nlmsg_len) > n->nm_size) |