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| /openbmc/linux/net/ipv6/ |
| H A D | raw.c | cb3e9864 Mon Jan 09 18:59:06 CST 2023 Herbert Xu <herbert@gondor.apana.org.au> ipv6: raw: Deduct extension header length in rawv6_push_pending_frames
The total cork length created by ip6_append_data includes extension
headers, so we must exclude them when comparing them against the
IPV6_CHECKSUM offset which does not include extension headers.
Reported-by: Kyle Zeng <zengyhkyle@gmail.com>
Fixes: 357b40a18b04 ("[IPV6]: IPV6_CHECKSUM socket option can corrupt kernel memory")
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
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