CVE-2026-53003 pppoe: drop PFC frames

In the Linux kernel, the following vulnerability has been resolved: pppoe: drop PFC frames RFC 2516 Section 7 states that Protocol Field Compression PFC is NOT RECOMMENDED for PPPoE. In practice, pppd does not support negotiating PFC for PPPoE sessions, and the current PPPoE driver assumes an...

PT-2026-51897

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the PPPoE driver where the generic PPP layer function ppp input accepts Protocol Field Compression PFC frames, despite PFC not being recommended for PPPoE. If an...

EUVD-2026-32790

In the Linux kernel, the following vulnerability has been resolved: wifi: b43legacy: enforce bounds check on firmware key index in RX path Same fix as b43: the firmware-controlled key index in b43legacyrx can exceed dev-maxnrkeys. The existing B43legacyWARNON is non-enforcing in production builds...