PT-2026-51885

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists between the pressure write operation and the cgroup file release process. This occurs because the priv member of the struct kernfs open file is not sufficiently...

CLSA-2026-1776099155 systemd: Fix of 2 CVEs

CVE-2026-29111: validate input cgroup path in GetUnitByControlGroup to prevent PID 1 assert/freeze on spurious IPC API calls - CVE-2026-4105: reject invalid class types when registering machines in systemd-machined to prevent privilege escalation...

PT-2026-51970

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds read occurs during the copying of elements from a BPF MAP TYPE CGROUP STORAGE map to a per-CPU pcpu map when the value size is not aligned to 8 bytes. The pcpu init valu...

PT-2026-43672

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the cgroup storage get next key function within the bpf subsystem. The list next entry function does not return NULL; instead, when the current element is the last...

PT-2026-52020

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A disk reference leak occurs in the blkcg maybe throttle current function. When blkcg lookup, blkg lookup, or blkg tryget fails, the function fails to call put disk on the error path. Th...

The vulnerability of the blkcg_css_online() function in the block/blk-cgroup.c module, which supports the block-level kernel in the Linux operating system, allows a hacker to trigger a service failure.

The vulnerability of the blkcgcssonline function in the block/blk-cgroup.c module, which supports the block-level kernel in Linux, is related to improper initialization. Exploiting this vulnerability could allow an attacker to cause service failures...

The vulnerability of the blkcg_init_disk() function in the block/blk-cgroup.c module, which supports the Linux kernel’s block-level support, allows a attacker to cause a service failure.

The vulnerability of the blkcginitdisk function in the block/blk-cgroup.c module, which supports the Linux kernel’s block-level support, involves the failure to release resources after their useful life has expired. Exploiting this vulnerability could allow an attacker to cause service failures...

bpf: Fix a UAF issue in bpf_trampoline_link_cgroup_shim

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SUSE CVE-2026-23319

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a UAF issue in bpftrampolinelinkcgroupshim The root cause of this bug is that when 'bpflinkput' reduces the refcount of 'shimlink-link.link' to zero, the resource is considered released but may still be referenced via...

CVE-2026-23319

A flaw was found in the Linux kernel's Berkeley Packet Filter BPF component. This use-after-free UAF vulnerability allows a local user to trigger a condition in the bpftrampolinelinkcgroupshim function where a resource is freed but still referenced. This can lead to a system crash, resulting in a...

EUVD-2026-15269

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a UAF issue in bpftrampolinelinkcgroupshim The root cause of this bug is that when 'bpflinkput' reduces the refcount of 'shimlink-link.link' to zero, the resource is considered released but may still be referenced via...

AZL-80691 CVE-2026-23319 affecting package kernel for versions less than 6.6.130.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a UAF issue in bpftrampolinelinkcgroupshim The root cause of this bug is that when 'bpflinkput' reduces the refcount of 'shimlink-link.link' to zero, the resource is considered released but may still be referenced via...

CVE-2026-23319

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a UAF issue in bpftrampolinelinkcgroupshim The root cause of this bug is that when 'bpflinkput' reduces the refcount of 'shimlink-link.link' to zero, the resource is considered released but may still be referenced via...

CVE-2026-23319

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a UAF issue in bpftrampolinelinkcgroupshim The root cause of this bug is that when 'bpflinkput' reduces the refcount of 'shimlink-link.link' to zero, the resource is considered released but may still be referenced via...

UBUNTU-CVE-2026-23319

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a UAF issue in bpftrampolinelinkcgroupshim The root cause of this bug is that when 'bpflinkput' reduces the refcount of 'shimlink-link.link' to zero, the resource is considered released but may still be referenced via...

CVE-2026-23319

Summary (CVE-2026-23319) : In the Linux kernel, a use-after-free (UAF) vulnerability in bpf_trampoline_link_cgroup_shim was fixed. The root cause was a race window where, after bpf_link_put reduces the refcount of shim_link->link.link to zero, the resource is considered released but may still ...

CVE-2026-23319 bpf: Fix a UAF issue in bpf_trampoline_link_cgroup_shim

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a UAF issue in bpftrampolinelinkcgroupshim The root cause of this bug is that when 'bpflinkput' reduces the refcount of 'shimlink-link.link' to zero, the resource is considered released but may still be referenced via...

CVE-2026-23319 bpf: Fix a UAF issue in bpf_trampoline_link_cgroup_shim

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a UAF issue in bpftrampolinelinkcgroupshim The root cause of this bug is that when 'bpflinkput' reduces the refcount of 'shimlink-link.link' to zero, the resource is considered released but may still be referenced via...

CVE-2026-23319

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a UAF issue in bpftrampolinelinkcgroupshim The root cause of this bug is that when 'bpflinkput' reduces the refcount of 'shimlink-link.link' to zero, the resource is considered released but may still be referenced via...

CVE-2026-23319

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a UAF issue in bpftrampolinelinkcgroupshim The root cause of this bug is that when 'bpflinkput' reduces the refcount of 'shimlink-link.link' to zero, the resource is considered released but may still be referenced via...