diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2025-06-12 10:08:24 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-09-04 13:33:00 -0700 |
| commit | 5ef04a7b068cbb828eba226aacb42f880f7924d7 (patch) | |
| tree | 92595a2d68b1a4b41e4762e62c0b58e4467d0a83 /net/batman-adv/network-coding.c | |
| parent | c975e1dfcc929dbfde8abfa514494b66f0335006 (diff) | |
| parent | d69eb204c255c35abd9e8cb621484e8074c75eaa (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR (net-6.17-rc5).
No conflicts.
Adjacent changes:
include/net/sock.h
c51613fa276f ("net: add sk->sk_drop_counters")
5d6b58c932ec ("net: lockless sock_i_ino()")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/batman-adv/network-coding.c')
| -rw-r--r-- | net/batman-adv/network-coding.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/net/batman-adv/network-coding.c b/net/batman-adv/network-coding.c index 9f56308779cc..af97d077369f 100644 --- a/net/batman-adv/network-coding.c +++ b/net/batman-adv/network-coding.c @@ -1687,7 +1687,12 @@ batadv_nc_skb_decode_packet(struct batadv_priv *bat_priv, struct sk_buff *skb, coding_len = ntohs(coded_packet_tmp.coded_len); - if (coding_len > skb->len) + /* ensure dst buffer is large enough (payload only) */ + if (coding_len + h_size > skb->len) + return NULL; + + /* ensure src buffer is large enough (payload only) */ + if (coding_len + h_size > nc_packet->skb->len) return NULL; /* Here the magic is reversed: |