Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which arises from the issue of excessive out-of-bounds read accesses when the number of dentryhashtable buckets is...

CVE-2026-31503

In the Linux kernel, the following vulnerability has been resolved: udp: Fix wildcard bind conflict check when using hash2 When binding a udpsock to a local address and port, UDP uses two hashes udptable-hash and udptable-hash2 for collision detection. The current code switches to "hash2" when...

PT-2026-37074

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds OOB read issue exists in the dentry hashtable when the dhash entries variable is set to 1. In this configuration, dcache init calculates d hash shift as 32. During the...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005177)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005177 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: clamp maximum hashtable size to INTMAX Use INTMAX as maximum size for the...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001717)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001717 advisory. It was discovered that the clsroute filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had t...

Apple Safari JavaScriptCore HashTable Expansion Integer Overflow Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Apple Safari. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of...

SUSE CVE-2023-53790

In the Linux kernel, the following vulnerability has been resolved: bpf: Zeroing allocated object from slab in bpf memory allocator Currently the freed element in bpf memory allocator may be immediately reused, for htab map the reuse will reinitialize special fields in map value e.g., bpfspinlock...

CVE-2025-40111

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix Use-after-free in validation Nodes stored in the validation duplicates hashtable come from an arena allocator that is cleared at the end of vmwexecbufprocess. All nodes are expected to be cleared in...

SUSE CVE-2025-40111

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix Use-after-free in validation Nodes stored in the validation duplicates hashtable come from an arena allocator that is cleared at the end of vmwexecbufprocess. All nodes are expected to be cleared in...

Linux Distros Unpatched Vulnerability : CVE-2025-40111

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/vmwgfx: Fix Use-after-free in validation Nodes stored in the validation duplicates hashtable come from an arena allocator that is cleared at the end of...

EUVD-2025-106789

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix Use-after-free in validation Nodes stored in the validation duplicates hashtable come from an arena allocator that is cleared at the end of vmwexecbufprocess. All nodes are expected to be cleared in...

DEBIAN-CVE-2025-40111

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix Use-after-free in validation Nodes stored in the validation duplicates hashtable come from an arena allocator that is cleared at the end of vmwexecbufprocess. All nodes are expected to be cleared in...

UBUNTU-CVE-2025-40111

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix Use-after-free in validation Nodes stored in the validation duplicates hashtable come from an arena allocator that is cleared at the end of vmwexecbufprocess. All nodes are expected to be cleared in...

CVE-2025-40111 drm/vmwgfx: Fix Use-after-free in validation

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix Use-after-free in validation Nodes stored in the validation duplicates hashtable come from an arena allocator that is cleared at the end of vmwexecbufprocess. All nodes are expected to be cleared in...

CVE-2025-40111

CVE-2025-40111 affects the Linux kernel drm/vmwgfx component. The root cause is a use-after-free in the validation path: nodes stored in the validation duplicates hashtable originate from an arena allocator cleared at vmw_execbuf_process end, but one node escaped due to premature resource destruc...

CVE-2025-40111 drm/vmwgfx: Fix Use-after-free in validation

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix Use-after-free in validation Nodes stored in the validation duplicates hashtable come from an arena allocator that is cleared at the end of vmwexecbufprocess. All nodes are expected to be cleared in...

kernel: netfilter: conntrack: clamp maximum hashtable size to INT_MAX

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: clamp maximum hashtable size to INTMAX Use INTMAX as maximum size for the conntrack hashtable. Otherwise, it is possible to hit WARNONONCE in kvmallocnodenoprof when resizing hashtable because GFPNOWARN is...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990303)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990303 advisory. In the Linux kernel, the following vulnerability has been resolved: udp: Set SOCKRCUFREE earlier in udplibgetport. syzkaller triggered the warning 0 in...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Firmware: armffa – Replaced the mutex with a rwlock to avoid sleep in atomic contexts. The current use of a mutex to protect access to the notifier hashtable can lead to issues in atomic contexts. This results in the following...

Siemens SIMATIC Devices Memory Allocation with Excessive Size Value (CVE-2025-21648)

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: clamp maximum hashtable size to INTMAX Use INTMAX as maximum size for the conntrack hashtable. Otherwise, it is possible to hit WARNONONCE in kvmallocnodenoprof when resizing hashtable because GFPNOWARN is...