Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: perf/core: Fixed a reference count bug and a potential UAF in perfmmap. Syzkaller reported a refcountt issue where the increment of the reference count was set to 0; there was also a warning about a use-after-free when using...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xfrm: fixed the refcount leak in xfrmmigratepolicyfind Syzkaller reported a memory leak in xfrmpolicyalloc: BUG: Memory leak Unreferenced object: 0xffff888114d79000 size 1024 Source: comm “syz.1.17”, pid 931 …...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cgroup/dmem: avoided UAF in the pool An UAF issue was observed: BUG: KASAN: slab-use-after-free in pagecounteruncharge+0x65/0x150 Write of size 8 at addr ffff888106715440 by task insmod/527 CPU: 4 UID: 0 PID: 527 Comm: insmod...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ipmi:ipmb: Fixed the refcount leak in ipmiipmbprobe. ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it after processing. Added ofnodeput to prevent the refcount leak from occurrin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Fixed a double-free in the dma-buf feature. The error path through vfiopcicorefeaturedmabuf ignores its own advice to only use dmabufput after dmabufexport. Instead, it proceeds through the entire unwind chain. In the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: kunit: fixed the reference count leak in kfreeatend The reference counting issue occurs during the normal execution of kfreeatend. When kunitallocandgetresource is called, the function fails to properly handle the returned resour...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: prevents the LSM program from leaking after a failed attach. In 0, we added the ability to use bpfprogattach for LSM programs within cgroups. However, during our validation to ensure that the program is indeed attached to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: schedext: Redundant cssput calls have been removed from scxcgroupinit. The iterator cssforeachdescendantpre iterates through the cgroup hierarchy under cgrouplock. This iteration does not increment the reference counts of css...

SUSE CVE-2026-43301

In the Linux kernel, the following vulnerability has been resolved: media: chips-media: wave5: Fix PM runtime usage count underflow Replace pmruntimeputsync with pmruntimedontuseautosuspend in the remove path to properly pair with pmruntimeuseautosuspend from probe. This allows pmruntimedisable t...

SUSE CVE-2026-43343

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fsubset: Fix unbalanced refcnt in gethfree gethalloc increments the reference count, but gethfree fails to decrement it. This prevents the configuration of attributes via configfs after unlinking the function...

PT-2026-52920

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference or refcount corruption exists in the iommu/vt-d component. When dev pasid is not found in the dev pasids list and remains NULL, teardown operations are execute...

CVE-2026-43438

A flaw was found in the Linux kernel's schedext component. This vulnerability is caused by a redundant cssput call in the scxcgroupinit function, leading to a reference count underflow. This can result in a Use-After-Free UAF vulnerability, potentially allowing a local attacker to cause a denial ...

EUVD-2026-28744

In the Linux kernel, the following vulnerability has been resolved: schedext: Remove redundant cssput in scxcgroupinit The iterator cssforeachdescendantpre walks the cgroup hierarchy under cgrouplock. It does not increment the reference counts on yielded css structs. According to the cgroup...

EUVD-2026-28700

In the Linux kernel, the following vulnerability has been resolved: nfsd: Fix cred ref leak in nfsdnllistenersetdoit. nfsdnllistenersetdoit uses getcurrentcred without putcred. As we can see from other callers, svcxprtcreatefromsa does not require the extra refcount. nfsdnllistenersetdoit is alwa...

EUVD-2026-28627

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fsubset: Fix unbalanced refcnt in gethfree gethalloc increments the reference count, but gethfree fails to decrement it. This prevents the configuration of attributes via configfs after unlinking the function...

EUVD-2026-28571

In the Linux kernel, the following vulnerability has been resolved: media: chips-media: wave5: Fix PM runtime usage count underflow Replace pmruntimeputsync with pmruntimedontuseautosuspend in the remove path to properly pair with pmruntimeuseautosuspend from probe. This allows pmruntimedisable t...

AZL-87057 CVE-2026-43464 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: RX, Fix XDP multi-buf frag counting for legacy RQ XDP multi-buf programs can modify the layout of the XDP buffer when the program calls bpfxdppulldata or bpfxdpadjusttail. The referenced commit in the fixes tag correct...

CVE-2026-43438

In the Linux kernel, the following vulnerability has been resolved: schedext: Remove redundant cssput in scxcgroupinit The iterator cssforeachdescendantpre walks the cgroup hierarchy under cgrouplock. It does not increment the reference counts on yielded css structs. According to the cgroup...

UBUNTU-CVE-2026-43355

In the Linux kernel, the following vulnerability has been resolved: iio: light: bh1780: fix PM runtime leak on error path Move pmruntimeputautosuspend before the error check to ensure the PM runtime reference count is always decremented after pmruntimegetsync, regardless of whether the read...

CVE-2026-43438 sched_ext: Remove redundant css_put() in scx_cgroup_init()

In the Linux kernel, the following vulnerability has been resolved: schedext: Remove redundant cssput in scxcgroupinit The iterator cssforeachdescendantpre walks the cgroup hierarchy under cgrouplock. It does not increment the reference counts on yielded css structs. According to the cgroup...