UBUNTU-CVE-2023-54239

In the Linux kernel, the following vulnerability has been resolved: iommufd: Check for uptr overflow syzkaller found that setting up a map with a user VA that wraps past zero can trigger WARNONs, particularly from pinuserpages weirdly returning 0 due to invalid arguments. Prevent creating a pages...

UBUNTU-CVE-2022-50874

In the Linux kernel, the following vulnerability has been resolved: RDMA/erdma: Fix refcount leak in erdmammap rdmausermmapentryget take reference, we should release it when not need anymore, add the missing rdmausermmapentryput in the error path to fix it...

UBUNTU-CVE-2023-54221

In the Linux kernel, the following vulnerability has been resolved: clk: imx93: fix memory leak and missing unwind goto in imx93clocksprobe In function probe, it returns directly without unregistered hws when error occurs. Fix this by adding 'goto unregisterhws;' on line 295 and line 310. Use...

UBUNTU-CVE-2022-50819

In the Linux kernel, the following vulnerability has been resolved: udmabuf: Set ubuf-sg = NULL if the creation of sg table fails When userspace tries to map the dmabuf and if for some reason e.g. OOM the creation of the sg table fails, ubuf-sg needs to be set to NULL. Otherwise, when the userspa...

CVE-2022-50874 RDMA/erdma: Fix refcount leak in erdma_mmap

In the Linux kernel, the following vulnerability has been resolved: RDMA/erdma: Fix refcount leak in erdmammap rdmausermmapentryget take reference, we should release it when not need anymore, add the missing rdmausermmapentryput in the error path to fix it...

CVE-2022-50874 RDMA/erdma: Fix refcount leak in erdma_mmap

In the Linux kernel, the following vulnerability has been resolved: RDMA/erdma: Fix refcount leak in erdmammap rdmausermmapentryget take reference, we should release it when not need anymore, add the missing rdmausermmapentryput in the error path to fix it...

CVE-2023-54253

The CVE describes a Linux kernel bug in Btrfs relocation: calling set_page_extent_mapped before validating the folio/page can trigger a kernel BUG during relocate_one_page. The fix, as noted in the description, is to move set_page_extent_mapped to after the btrfs_read_folio block so the subpage b...

CVE-2023-54239 iommufd: Check for uptr overflow

In the Linux kernel, the following vulnerability has been resolved: iommufd: Check for uptr overflow syzkaller found that setting up a map with a user VA that wraps past zero can trigger WARNONs, particularly from pinuserpages weirdly returning 0 due to invalid arguments. Prevent creating a pages...

CVE-2023-54222

In the Linux kernel, the following vulnerability has been resolved: hte: tegra-194: Fix off by one in tegrahtemaptolineid The "mapsz" is the number of elements in the "m" array so the comparison needs to be changed to = to prevent an out of bounds read...

CVE-2023-54216

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, Fix using eswitch mapping in nic mode Cited patch is using the eswitch object mapping pool while in nic mode where it isn't initialized. This results in the trace below 0. Fix that by using either nic or eswitch...

CVE-2023-54216 net/mlx5e: TC, Fix using eswitch mapping in nic mode

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, Fix using eswitch mapping in nic mode Cited patch is using the eswitch object mapping pool while in nic mode where it isn't initialized. This results in the trace below 0. Fix that by using either nic or eswitch...

CVE-2022-50819 udmabuf: Set ubuf->sg = NULL if the creation of sg table fails

In the Linux kernel, the following vulnerability has been resolved: udmabuf: Set ubuf-sg = NULL if the creation of sg table fails When userspace tries to map the dmabuf and if for some reason e.g. OOM the creation of the sg table fails, ubuf-sg needs to be set to NULL. Otherwise, when the userspa...

CVE-2022-50819 udmabuf: Set ubuf->sg = NULL if the creation of sg table fails

In the Linux kernel, the following vulnerability has been resolved: udmabuf: Set ubuf-sg = NULL if the creation of sg table fails When userspace tries to map the dmabuf and if for some reason e.g. OOM the creation of the sg table fails, ubuf-sg needs to be set to NULL. Otherwise, when the userspa...

PT-2025-54110

In the Linux kernel, the following vulnerability has been resolved: RDMA/erdma: Fix refcount leak in erdma mmap rdma user mmap entry get take reference, we should release it when not need anymore, add the missing rdma user mmap entry put in the error path to fix it...

PT-2025-54068

In the Linux kernel, the following vulnerability has been resolved: iommufd: Check for uptr overflow syzkaller found that setting up a map with a user VA that wraps past zero can trigger WARN ONs, particularly from pin user pages weirdly returning 0 due to invalid arguments. Prevent creating a...

PT-2025-54045

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, Fix using eswitch mapping in nic mode Cited patch is using the eswitch object mapping pool while in nic mode where it isn't initialized. This results in the trace below 0. Fix that by using either nic or eswitch...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992561)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992561 advisory. In the Linux kernel, the following vulnerability has been resolved: udmabuf: Set the DMA mask for the udmabuf device v2 If the DMA mask is not set explicitly, the...

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 the Linux kernel that stems from the net mlx5e TC's incorrect use of eswitch mapping in NIC mode, which could lead to reuse after release...

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 peer mapping cleanup, which could lead to reuse after release...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992491)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992491 advisory. In the Linux kernel, the following vulnerability has been resolved: intelth: msu: Fix vmalloced buffers After commit f5ff79fddf0e dma-mapping: remove CONFIGDMAREMAP...