CVE-2026-23209

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix error recovery in macvlancommonnewlink valis provided a nice repro to crash the kernel: ip link add p1 type veth peer p2 ip link set address 00:00:00:00:00:20 dev p1 ip link set up dev p1 ip link set up dev p2 ip lin...

UBUNTU-CVE-2026-23209

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix error recovery in macvlancommonnewlink valis provided a nice repro to crash the kernel: ip link add p1 type veth peer p2 ip link set address 00:00:00:00:00:20 dev p1 ip link set up dev p1 ip link set up dev p2 ip lin...

CVE-2026-23209 macvlan: fix error recovery in macvlan_common_newlink()

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix error recovery in macvlancommonnewlink valis provided a nice repro to crash the kernel: ip link add p1 type veth peer p2 ip link set address 00:00:00:00:00:20 dev p1 ip link set up dev p1 ip link set up dev p2 ip lin...

CVE-2026-23209

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix error recovery in macvlancommonnewlink valis provided a nice repro to crash the kernel: ip link add p1 type veth peer p2 ip link set address 00:00:00:00:00:20 dev p1 ip link set up dev p1 ip link set up dev p2 ip lin...

CVE-2026-23209 macvlan: fix error recovery in macvlan_common_newlink()

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix error recovery in macvlancommonnewlink valis provided a nice repro to crash the kernel: ip link add p1 type veth peer p2 ip link set address 00:00:00:00:00:20 dev p1 ip link set up dev p1 ip link set up dev p2 ip lin...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, caused by an improper recovery mechanism in the macvlancommonnewlink function. This vulnerability may lead to reus...

PT-2026-8217

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the macvlan component, specifically in the macvlan common newlink function. A use-after-free condition can occur when creating a new macvlan link...

PT-2026-26578

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.19.0-rc8+ 33 Description The Linux kernel contains a flaw within the macvlan module. Specifically, a race condition exists in the macvlan common newlink function's error path, potentially leading to a...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989268)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989268 advisory. In the Linux kernel, the following vulnerability has been resolved: net: macvlan: fix memory leaks of macvlancommonnewlink kmemleak reports memory leaks in...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989572)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989572 advisory. In the Linux kernel, the following vulnerability has been resolved: rtnetlink: make sure to refresh masterdev/mops in rtnlnewlink While looking at one unrelated syzb...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987113)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987113 advisory. In the Linux kernel, the following vulnerability has been resolved: net: macvlan: fix memory leaks of macvlancommonnewlink kmemleak reports memory leaks in...

DEBIAN-CVE-2025-39874

In the Linux kernel, the following vulnerability has been resolved: macsec: sync features on RTMNEWLINK Syzkaller managed to lock the lower device via ETHTOOLSFEATURES: netdevlock include/linux/netdevice.h:2761 inline netdevlockops include/net/netdevlock.h:42 inline netdevsynclowerfeatures...

CVE-2025-39874 macsec: sync features on RTM_NEWLINK

In the Linux kernel, the following vulnerability has been resolved: macsec: sync features on RTMNEWLINK Syzkaller managed to lock the lower device via ETHTOOLSFEATURES: netdevlock include/linux/netdevice.h:2761 inline netdevlockops include/net/netdevlock.h:42 inline netdevsynclowerfeatures...

CVE-2025-39874

CVE-2025-39874 - Linux kernel macsec feature synchronization race : The issue occurs in macsec feature updates where lower (real) and upper device feature states can become out of sync during ETHTOOL_SFEATURES handling, potentially causing a lock in the lower device while updating features. The r...

CVE-2025-39874 macsec: sync features on RTM_NEWLINK

In the Linux kernel, the following vulnerability has been resolved: macsec: sync features on RTMNEWLINK Syzkaller managed to lock the lower device via ETHTOOLSFEATURES: netdevlock include/linux/netdevice.h:2761 inline netdevlockops include/net/netdevlock.h:42 inline netdevsynclowerfeatures...

vlan: fix memory leak in vlan_newlink()

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Linux Distros Unpatched Vulnerability : CVE-2022-48742

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - rtnetlink: make sure to refresh masterdev/mops in rtnlnewlink While looking at one unrelated syzbot bug, I found the replay logic in rtnlnewlink to potentially...

PT-2025-30792

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.15.0-rc5+ Description A flaw exists in the Linux kernel related to the idpf Intel Data Plane Framework driver. Specifically, a mutex used for the control queue cq lock can lead to a kernel BUG when VIRTCHNL2 CA...

UBUNTU-CVE-2022-49853

In the Linux kernel, the following vulnerability has been resolved: net: macvlan: fix memory leaks of macvlancommonnewlink kmemleak reports memory leaks in macvlancommonnewlink, as follows: ip link add link eth0 name .. type macvlan mode source macaddr add kmemleak reports: unreferenced object...

CVE-2022-49853 net: macvlan: fix memory leaks of macvlan_common_newlink

In the Linux kernel, the following vulnerability has been resolved: net: macvlan: fix memory leaks of macvlancommonnewlink kmemleak reports memory leaks in macvlancommonnewlink, as follows: ip link add link eth0 name .. type macvlan mode source macaddr add kmemleak reports: unreferenced object...