Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit bsc1255594. CVE-2025-38129: pagepool: fix inconsistency for pagepoolringlock bsc1245723...

SUSE-SU-2026:0475-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit bsc1255594. - CVE-2025-38129: pagepool: fix inconsistency for pagepoolringlock bsc1245723...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues were fixed: CVE-2025-40257: mptcp: fix a race in mptcppmdeladdtimer bsc1254842. CVE-2025-40259: scsi: sg: Do not sleep in atomic context bsc1254845. CVE-2025-68284: libceph: prevent...

SUSE-SU-2026:0471-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-40257: mptcp: fix a race in mptcppmdeladdtimer bsc1254842. - CVE-2025-40259: scsi: sg: Do not sleep in atomic context bsc1254845. - CVE-2025-68284: libceph:...

The vulnerability of the macvlan_forward_source() function in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the macvlanforwardsource function in the operating system’s kernel is related to the use of memory after it is freed. Exploiting this vulnerability could allow an attacker to cause a service failure...

SUSE CVE-2026-23001

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

CVE-2026-23001

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

UBUNTU-CVE-2026-23001

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

CVE-2026-23001

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

CVE-2026-23001

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

CVE-2026-23001 macvlan: fix possible UAF in macvlan_forward_source()

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

CVE-2026-23001

CVE-2026-23001 – Linux kernel macvlan UAF fix Multiple connected advisories reference this CVE as a fix in the macvlan subsystem. The vulnerability is described as a use-after-free (UAF) in macvlan_forward_source(), with the fix adding RC (read-copy-update) protection on (struct macvlan_source_en...

CVE-2026-23001

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

EUVD-2026-4615

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

CVE-2026-23001 macvlan: fix possible UAF in macvlan_forward_source()

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

Linux Distros Unpatched Vulnerability : CVE-2026-23001

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear...

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-2026-4663

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free condition exists in the macvlan forward source function within the macvlan module. The issue stems from a lack of proper RCU Read-Copy-Update protection on the vlan...

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...

PT-2026-27724

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the bpf subsystem, specifically in the devmap functionality. The get upper ifindexes function iterates through upper devices and writes their...