CVE-2026-90076 net/sched: fq: add overflow bounds to quantum and initial quantum

In the Linux kernel, the following vulnerability has been resolved: net/sched: fq: add overflow bounds to quantum and initial quantum fqinit computes quantum = 2 pschedmtu and initialquantum = 10 pschedmtu with no overflow check. A device with a huge MTU e.g. dummy with maxmtu == 0 accepting MTU...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-383713)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-383713 advisory. In the Linux kernel, the following vulnerability has been resolved: tcp: fix mptcp DSS corruption due to large pmtu xmit Syzkaller was able to trigger a DSS...

PT-2025-49482

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An integer overflow issue exists in the kmalloc reserve function within the net/core/skbuff.c module. When the size variable exceeds 0x80000001, the kmalloc size roundup function returns...

Qemu: net: pcnet: buffer overflow in non-loopback mode

A buffer overflow flaw was found in the way QEMU's AMD PC-Net II emulation validated certain received packets from a remote host in non-loopback mode. A remote, unprivileged attacker could potentially use this flaw to execute arbitrary code on the host with the privileges of the QEMU process. Not...