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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2022-48748

net: bridge: vlan: fix memory leak in __allowed_ingress

Description

In the Linux kernel, the following vulnerability has been resolved: net: bridge: vlan: fix memory leak in __allowed_ingress When using per-vlan state, if vlan snooping and stats are disabled, untagged or priority-tagged ingress frame will go to check pvid state. If the port state is forwarding and the pvid state is not learning/forwarding, untagged or priority-tagged frame will be dropped but skb memory is not freed. Should free skb when __allowed_ingress returns false.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • a580c76d534c7360ba68042b19cb255e8420e987 to < 446ff1fc37c74093e81db40811a07b5a19f1d797affected
  • a580c76d534c7360ba68042b19cb255e8420e987 to < c5e216e880fa6f2cd9d4a6541269377657163098affected
  • a580c76d534c7360ba68042b19cb255e8420e987 to < 14be8d448fca6fe7b2a413831eedd55aef6c6511affected
  • a580c76d534c7360ba68042b19cb255e8420e987 to < fd20d9738395cf8e27d0a17eba34169699fccdffaffected

Linux Linux

Default version status: affected

  • 5.6affected
  • 0 to < 5.6unaffected
  • 5.10.96 to ≤ 5.10.*unaffected
  • 5.15.19 to ≤ 5.15.*unaffected
  • 5.16.5 to ≤ 5.16.*unaffected
  • 5.17 to ≤ *unaffected

References