Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993292)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993292 advisory. In the Linux kernel, the following vulnerability has been resolved: mtd: maps: Fix refcount leak in offlashprobeversatile offindmatchingnodeandmatch returns a node...

CVE-2022-50855

In the Linux kernel, the following vulnerability has been resolved: bpf: prevent leak of lsm program after failed attach In 0, we added the ability to bpfprogattach LSM programs to cgroups, but in our validation to make sure the prog is meant to be attached to BPFLSMCGROUP, we return too early if...

CVE-2022-50868 hwrng: amd - Fix PCI device refcount leak

In the Linux kernel, the following vulnerability has been resolved: hwrng: amd - Fix PCI device refcount leak foreachpcidev is implemented by pcigetdevice. The comment of pcigetdevice says that it will increase the reference count for the returned pcidev and also decrease the reference count for...

CVE-2022-50785 fsi: occ: Prevent use after free

In the Linux kernel, the following vulnerability has been resolved: fsi: occ: Prevent use after free Use getdevice and putdevice in the open and close functions to make sure the device doesn't get freed while a file descriptor is open. Also, lock around the freeing of the device buffer and check...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from improper reference counting release, which could lead to a memory leak...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992205)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992205 advisory. In the Linux kernel, the following vulnerability has been resolved: media: dvbdev: adopts refcnt to avoid UAF dvbunregisterdevice is known that prone to...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992228)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992228 advisory. In the Linux kernel, the following vulnerability has been resolved: xfrm: fix refcount leak in xfrmpolicycheck The issue happens on an error path in xfrmpolicycheck...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992501)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992501 advisory. In the Linux kernel, the following vulnerability has been resolved: ARM: OMAP2+: Fix refcount leak in omap3xxxprmlateinit offindmatchingnode returns a node pointer...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992316)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992316 advisory. In the Linux kernel, the following vulnerability has been resolved: tracing: Have traceeventfile have ref counters The following can crash the kernel: cd...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from a reference counting error in the tracing tracebufferedeventdisable function...

SUSE CVE-2022-50745

In the Linux kernel, the following vulnerability has been resolved: staging: media: tegra-video: fix devicenode use after free At probe time this code path is followed: tegracsiinit tegracsichannelsalloc foreachchildofnodenode, channel -- iterates over channels automatically gets 'channel'...

SUSE CVE-2023-54035

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix underflow in chain reference counter Set element addition error path decrements reference counter on chains twice: once on element release and again via nftdatarelease. Then, d6b478666ffa "netfilter:...

SUSE CVE-2025-68732

In the Linux kernel, the following vulnerability has been resolved: gpu: host1x: Fix race in syncpt alloc/free Fix race condition between host1xsyncptalloc and host1xsyncptput by using krefputmutex instead of krefput + manual mutex locking. This ensures no thread can acquire the syncptmutex after...

EUVD-2023-60250

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix missed ses refcounting Use new cifssmbsesincrefcount helper to get an active reference of @ses and @ses-dfsrootses if set. This will prevent @ses-dfsrootses of being put in the next call to cifsputsmbses and thus...

CVE-2023-54076

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix missed ses refcounting Use new cifssmbsesincrefcount helper to get an active reference of @ses and @ses-dfsrootses if set. This will prevent @ses-dfsrootses of being put in the next call to cifsputsmbses and thus...

CVE-2023-54076

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix missed ses refcounting Use new cifssmbsesincrefcount helper to get an active reference of @ses and @ses-dfsrootses if set. This will prevent @ses-dfsrootses of being put in the next call to cifsputsmbses and thus...

UBUNTU-CVE-2023-54107

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: dropping parent refcount after pdfreefn is done Some cgroup policies will access parent pd through child pd even after pdofflinefn is done. If pdfreefn for parent is called before child, then UAF can be triggered. Hen...

CVE-2023-54076 smb: client: fix missed ses refcounting

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix missed ses refcounting Use new cifssmbsesincrefcount helper to get an active reference of @ses and @ses-dfsrootses if set. This will prevent @ses-dfsrootses of being put in the next call to cifsputsmbses and thus...

CVE-2023-54076

The CVE-2023-54076 issue in the Linux kernel affects the SMB client (CIFS) by missing ses reference counting, potentially allowing use-after-free of ses->dfs_root_ses. The fix adds a new helper, cifs_smb_ses_inc_refcount(), to obtain an active reference on @ses and @ses->dfs_root_ses (if se...

UBUNTU-CVE-2025-68732

In the Linux kernel, the following vulnerability has been resolved: gpu: host1x: Fix race in syncpt alloc/free Fix race condition between host1xsyncptalloc and host1xsyncptput by using krefputmutex instead of krefput + manual mutex locking. This ensures no thread can acquire the syncptmutex after...