The vulnerability of the vortex_probe1() function in the drivers/net/ethernet/3com/3c59x.c file of the Linux kernel’s network adapter driver allows a hacker to cause a service failure.

The vulnerability of the vortexprobe1 function in the drivers/net/ethernet/3com/3c59x.c file of the Linux kernel’s network adapter driver is related to pointer manipulation. Exploiting this vulnerability could allow a remote attacker to cause a service failure...

UBUNTU-CVE-2026-23020

In the Linux kernel, the following vulnerability has been resolved: net: 3com: 3c59x: fix possible null dereference in vortexprobe1 pdev can be null and freering: can be called in 1297 with a null pdev...

CVE-2026-23020

CVE-2026-23020 is a Linux kernel issue affecting the 3com 3c59x driver. The vulnerability stems from a potential NULL dereference in vortex_probe1(), where a null pdev could lead to a NULL dereference and later calls to free_ring. The vulnerability was fixed in the upstream kernel as part of the ...

CVE-2026-23020

In the Linux kernel, the following vulnerability has been resolved: net: 3com: 3c59x: fix possible null dereference in vortexprobe1 pdev can be null and freering: can be called in 1297 with a null pdev...