Description (CNA)
In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix double free issue on err path fix error path handling in prestera_bridge_port_join() that cases prestera driver to crash (see below). Trace: Internal error: Oops: 96000044 [#1] SMP Modules linked in: prestera_pci prestera uio_pdrv_genirq CPU: 1 PID: 881 Comm: ip Not tainted 5.15.0 #1 pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : prestera_bridge_destroy+0x2c/0xb0 [prestera] lr : prestera_bridge_port_join+0x2cc/0x350 [prestera] sp : ffff800011a1b0f0 ... x2 : ffff000109ca6c80 x1 : dead000000000100 x0 : dead000000000122 Call trace: prestera_bridge_destroy+0x2c/0xb0 [prestera] prestera_bridge_port_join+0x2cc/0x350 [prestera] prestera_netdev_port_event.constprop.0+0x3c4/0x450 [prestera] prestera_netdev_event_handler+0xf4/0x110 [prestera] raw_notifier_call_chain+0x54/0x80 call_netdevice_notifiers_info+0x54/0xa0 __netdev_upper_dev_link+0x19c/0x380
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected e1189d9a5fbec8153dbe03f3589bc2baa96694e2 before 5dca8eff4627315df98feec09fff9dfe3356325e; affected e1189d9a5fbec8153dbe03f3589bc2baa96694e2 before 03e5203d2161a00afe4d97d206d2293e40b2f253; affected e1189d9a5fbec8153dbe03f3589bc2baa96694e2 before e8d032507cb7912baf1d3e0af54516f823befefd |
| Linux / Linux | affected 5.10; unaffected 0 before 5.10; unaffected 5.10.83 through 5.10.*; unaffected 5.15.6 through 5.15.*; unaffected 5.16 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/5dca8eff4627315df98feec09fff9dfe3356325e
- https://git.kernel.org/stable/c/03e5203d2161a00afe4d97d206d2293e40b2f253
- https://git.kernel.org/stable/c/e8d032507cb7912baf1d3e0af54516f823befefd
ADP enrichment
No English description supplied.
No references supplied.
No English description supplied.