From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/net/core/bpf_sk_storage.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/kernel/net/core/bpf_sk_storage.c b/kernel/net/core/bpf_sk_storage.c
index d67d06d..a811fe0 100644
--- a/kernel/net/core/bpf_sk_storage.c
+++ b/kernel/net/core/bpf_sk_storage.c
@@ -446,8 +446,11 @@
return ERR_PTR(-EPERM);
nla_for_each_nested(nla, nla_stgs, rem) {
- if (nla_type(nla) == SK_DIAG_BPF_STORAGE_REQ_MAP_FD)
+ if (nla_type(nla) == SK_DIAG_BPF_STORAGE_REQ_MAP_FD) {
+ if (nla_len(nla) != sizeof(u32))
+ return ERR_PTR(-EINVAL);
nr_maps++;
+ }
}
diag = kzalloc(sizeof(*diag) + sizeof(diag->maps[0]) * nr_maps,
--
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