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Potential Vulnerability in Cloned Code #99

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Potential Vulnerability in Cloned Code #99

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2 changes: 2 additions & 0 deletions net/core/skbuff.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2932,6 +2932,7 @@ struct sk_buff *skb_segment(struct sk_buff *head_skb,
unsigned int mss = skb_shinfo(head_skb)->gso_size;
unsigned int doffset = head_skb->data - skb_mac_header(head_skb);
struct sk_buff *frag_skb = head_skb;
struct sk_buff *frag_skb = head_skb;
unsigned int offset = doffset;
unsigned int tnl_hlen = skb_tnl_header_len(head_skb);
unsigned int headroom;
Expand Down Expand Up @@ -2980,6 +2981,7 @@ struct sk_buff *skb_segment(struct sk_buff *head_skb,
nfrags = skb_shinfo(list_skb)->nr_frags;
frag = skb_shinfo(list_skb)->frags;
frag_skb = list_skb;
frag_skb = list_skb;
pos += skb_headlen(list_skb);

while (pos < offset + len) {
Expand Down