ROS-20260925-73-0027

The vulnerability of the macsecpostdecrypt function in the drivers/net/macsec.c module of the network device driver for the Linux operating system is related to the bypassing of the authentication process. Exploiting this vulnerability allows a remote attacker to compromise the integrity of...

The vulnerability of the macsec_post_decrypt() function in the drivers/net/macsec.c module of the network device driver for the Linux operating system allows a attacker to compromise the integrity of protected information or cause service failures.

The vulnerability of the macsecpostdecrypt function in the drivers/net/macsec.c module of the network device driver for the Linux operating system is related to the bypassing of the authentication process. Exploiting this vulnerability allows a remote attacker to compromise the integrity of...

CVE-2026-63925: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: macsec: fix replay protection at XPN lower-PN wrap In macsecpostdecrypt, when pn is U32MAX, pn + 1 overflows u32 to 0 and the first branch never fires. If nextpnhalves.lower is also in the upper half, pnsamehalfpn, lower is true...