Vulnerability CVE-2024-44983
Published: 2024-09-04

Description:
In the Linux kernel, the following vulnerability has been resolved:

netfilter: flowtable: validate vlan header

Ensure there is sufficient room to access the protocol field of the
VLAN header, validate it once before the flowtable lookup.

=====================================================
BUG: KMSAN: uninit-value in nf_flow_offload_inet_hook+0x45a/0x5f0 net/netfilter/nf_flow_table_inet.c:32
nf_flow_offload_inet_hook+0x45a/0x5f0 net/netfilter/nf_flow_table_inet.c:32
nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
nf_hook_slow+0xf4/0x400 net/netfilter/core.c:626
nf_hook_ingress include/linux/netfilter_netdev.h:34 [inline]
nf_ingress net/core/dev.c:5440 [inline]

 References:
https://git.kernel.org/stable/c/c05155cc455785916164aa5e1b4605a2ae946537
https://git.kernel.org/stable/c/d9384ae7aec46036d248d1c2c2757e471ab486c3
https://git.kernel.org/stable/c/0279c35d242d037abeb73d60d06a6d1bb7f672d9
https://git.kernel.org/stable/c/043a18bb6cf16adaa2f8642acfde6e8956a9caaa
https://git.kernel.org/stable/c/6ea14ccb60c8ab829349979b22b58a941ec4a3ee
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