The vulnerability of the jumbo_frm() function in the drivers/net/ethernet/stmicro/stmmac/chain_mode.c file of the Ethernet network adapter driver for the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the jumbofrm function in the drivers/net/ethernet/stmicro/stmmac/chainmode.c file of the Ethernet network adapter driver for the Linux operating system is related to a numerical overflow issue. Exploiting this vulnerability could allow an attacker to compromise the...

CVE-2026-31649: Integer Overflow or Wraparound

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix integer underflow in chain mode The jumbofrm chain-mode implementation unconditionally computes len = nopagedlen - bmax; where nopagedlen = skbheadlenskb linear bytes only and bmax is BUFSIZE8KiB or BUFSIZE2KiB...