diff options
| author | Dave Airlie <airlied@redhat.com> | 2025-09-15 17:51:07 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2025-09-15 17:51:07 +1000 |
| commit | 0d9f0083f7a5a31d91d501467b499bb8c4b25bdf (patch) | |
| tree | 5670a6d87e7cb5c421809babf9dc9e72ff40f8ae /net/batman-adv/network-coding.c | |
| parent | 2cda9a063dd6f21e5294092a679afdcd0fc58549 (diff) | |
| parent | f83ec76bf285bea5727f478a68b894f5543ca76e (diff) | |
Merge tag 'v6.17-rc6' into drm-next
This is a backmerge of Linux 6.17-rc6, needed for msm,
also requested by misc.
Signed-off-by: Dave Airlie <airlied@redhat.com>
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: |