CVE-2024-44983

Summary

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]

Affected Software

VendorProductVersion RangeStatus
LinuxLinux4cd91f7c290f64fe430867ddbae10bff34657b6a < c05155cc455785916164aa5e1b4605a2ae946537affected
LinuxLinux4cd91f7c290f64fe430867ddbae10bff34657b6a < d9384ae7aec46036d248d1c2c2757e471ab486c3affected
LinuxLinux4cd91f7c290f64fe430867ddbae10bff34657b6a < 0279c35d242d037abeb73d60d06a6d1bb7f672d9affected
LinuxLinux4cd91f7c290f64fe430867ddbae10bff34657b6a < 043a18bb6cf16adaa2f8642acfde6e8956a9caaaaffected
LinuxLinux4cd91f7c290f64fe430867ddbae10bff34657b6a < 6ea14ccb60c8ab829349979b22b58a941ec4a3eeaffected
LinuxLinux5.13affected
LinuxLinux0 < 5.13unaffected
LinuxLinux5.15.166 <= 5.15.*unaffected
LinuxLinux6.1.107 <= 6.1.*unaffected
LinuxLinux6.6.48 <= 6.6.*unaffected
LinuxLinux6.10.7 <= 6.10.*unaffected
LinuxLinux6.11 <= *unaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

References