CVE-2023-54265

CVE-2023-54265 affects the Linux kernel: an uninit variable access in __ip6_make_skb() can occur when icmp6hdr is not in the skb’s linear region (notably with SOCK_RAW); the fix uses a local icmp6_type to carry the correct value across scenarios. Public advisories from multiple vendors (Red Hat, ...

CVE-2023-54265 ipv6: Fix an uninit variable access bug in __ip6_make_skb()

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix an uninit variable access bug in ip6makeskb Syzbot reported a bug as following: ===================================================== BUG: KMSAN: uninit-value in archatomic64inc arch/x86/include/asm/atomic6464.h:88 inli...

CVE-2023-54174 vfio: Fix NULL pointer dereference caused by uninitialized group->iommufd

In the Linux kernel, the following vulnerability has been resolved: vfio: Fix NULL pointer dereference caused by uninitialized group-iommufd group-iommufd is not initialized for the iommufdctxput 20018.331541 BUG: kernel NULL pointer dereference, address: 0000000000000000 20018.377508 RIP:...

CVE-2023-54174

In the Linux kernel, the following vulnerability has been resolved: vfio: Fix NULL pointer dereference caused by uninitialized group-iommufd group-iommufd is not initialized for the iommufdctxput 20018.331541 BUG: kernel NULL pointer dereference, address: 0000000000000000 20018.377508 RIP:...

CVE-2023-54174 vfio: Fix NULL pointer dereference caused by uninitialized group->iommufd

In the Linux kernel, the following vulnerability has been resolved: vfio: Fix NULL pointer dereference caused by uninitialized group-iommufd group-iommufd is not initialized for the iommufdctxput 20018.331541 BUG: kernel NULL pointer dereference, address: 0000000000000000 20018.377508 RIP:...

CVE-2023-54174

CVE-2023-54174 affects the Linux kernel vfio path: a NULL pointer dereference occurs when group->iommufd is uninitialized in iommufd_ctx_put(), leading to kernel crash via vfio_group_fops_unl_ioctl flow. The issue is caused by iommufd_ctx_put dereferencing an uninitialized group->iommufd, a...

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 originates from an uninitialized variable access in ip6makeskb in ipv6, which could lead to undefined behavior...

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 uninitialized hpdirqlock in drm/nouveau/kms/nv50-, which could lead to a system crash...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992542)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992542 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix an illegal memory access In the kfdwaitonevents function, the kfdeventwaiter...

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 an unverified SKB packet length that could result in references to uninitialized memory...

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 an uninitialized wait queue header, which could lead to a page fault...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992583)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992583 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/radeon: Fix integer overflow in radeoncsparserinit The type of size is unsigned, if size is...

Unity Linux 20.1060e Security Update: kernel (UTSA-2025-992684)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992684 advisory. In the Linux kernel, the following vulnerability has been resolved: nfc: nci: Fix uninit-value in ncirxwork syzbot reported the following uninit-value access issue 1...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992385)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992385 advisory. In the Linux kernel, the following vulnerability has been resolved: can: bcm: bcmtxsetup: fix KMSAN uninit-value in vfswrite Syzkaller reported the following issue:...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992356)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992356 advisory. In the Linux kernel, the following vulnerability has been resolved: can: bcm: bcmtxsetup: fix KMSAN uninit-value in vfswrite Syzkaller reported the following issue:...

PT-2025-54094

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix an uninit variable access bug in ip6 make skb Syzbot reported a bug as following: ===================================================== BUG: KMSAN: uninit-value in arch atomic64 inc arch/x86/include/asm/atomic64 64.h:88...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992344)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992344 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: wil6210: debugfs: fix uninitialized variable use in wilwritefilewmi Commit 7a4836560a61...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992397)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992397 advisory. In the Linux kernel, the following vulnerability has been resolved: udf: Fix uninitialized array access for some pathnames For filenames that begin with . and are...

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 an uninitialized AUX channel that could lead to a null pointer dereference...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992161)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992161 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix invalid drvstaprercuremove calls for non-uploaded sta Avoid potential data...