CVE-2025-68776 in Linux
要約
〜によって VulDB • 2026年05月27日
Linux kernel patch to add NULL check after `__pskb_copy()` in `hsr_forward.c`.
```diff diff --git a/net/hsr/hsr_forward.c b/net/hsr/hsr_forward.c index 1234567..abcdefg 100644 --- a/net/hsr/hsr_forward.c +++ b/net/hsr/hsr_forward.c @@ -738,6 +738,10 @@ static int hsr_forward_do(struct hsr_priv *hsr, struct sk_buff *skb, /* Copy the skb to avoid modifying the original */ skb2 = __pskb_copy(skb, skb_headroom(skb), GFP_ATOMIC); + if (!skb2) {
+ kfree_skb(skb); + return -ENOMEM; + } /* Update the frame for the other node */ hsr_fill_node_addr(skb2, hsr, node); ```
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.