Re: [PATCH v3] net: sctp: fix KMSAN uninit-value in sctp_inq_pop
| Newsgroups | org.kernel.vger.linux-sctp,org.kernel.vger.linux-kernel,org.kernel.vger.netdev |
|---|---|
| Message-ID | <176182140601.3798636.15774437371836976916.git-patchwork-notify@kernel.org> |
Hello: This patch was applied to netdev/net.git (main) by Paolo Abeni <[email protected]>: On Sun, 26 Oct 2025 22:03:12 +0530 you wrote: > Fix an issue detected by syzbot: > > KMSAN reported an uninitialized-value access in sctp_inq_pop > BUG: KMSAN: uninit-value in sctp_inq_pop > > The issue is actually caused by skb trimming via sk_filter() in sctp_rcv(). > In the reproducer, skb->len becomes 1 after sk_filter(), which bypassed the > original check: > > [...] Here is the summary with links: - [v3] net: sctp: fix KMSAN uninit-value in sctp_inq_pop https://git.kernel.org/netdev/net/c/51e5ad549c43 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html