In the Linux kernel, the following vulnerability has been resolved: net/smc: Fix NULL pointer dereferencing in smc_vlan_by_tcpsk() Coverity reports a possible NULL dereferencing problem: in smc_vlan_by_tcpsk(): 6. returned_null: netdev_lower_get_next returns NULL (checked 29 out of 30 times). 7. var_assigned: Assigning: ndev = NULL return value from netdev_lower_get_next. 1623 ndev = (struct net_device *)netdev_lower_get_next(ndev, &lower); CID 1468509 (#1 of 1): Dereference null return value (NULL_RETURNS) 8. dereference: Dereferencing a pointer that might be NULL ndev when calling is_vlan_dev. 1624 if (is_vlan_dev(ndev)) { Remove the manual implementation and use netdev_walk_all_lower_dev() to iterate over the lower devices. While on it remove an obsolete function parameter comment.
History

Mon, 04 Nov 2024 12:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 24 Sep 2024 06:30:00 +0000

Type Values Removed Values Added
First Time appeared Redhat
Redhat rhel E4s
CPEs cpe:/a:redhat:rhel_e4s:9.0
cpe:/a:redhat:rhel_e4s:9.0::nfv
Vendors & Products Redhat
Redhat rhel E4s

cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-05-24T15:12:48.675Z

Updated: 2024-12-19T07:44:48.940Z

Reserved: 2024-05-24T15:11:00.727Z

Link: CVE-2021-47559

cve-icon Vulnrichment

Updated: 2024-08-04T05:39:59.699Z

cve-icon NVD

Status : Modified

Published: 2024-05-24T15:15:20.537

Modified: 2024-11-21T06:36:33.313

Link: CVE-2021-47559

cve-icon Redhat

Severity : Moderate

Publid Date: 2024-05-24T00:00:00Z

Links: CVE-2021-47559 - Bugzilla