cryptodev-linux 资源管理错误漏洞

cryptodev-linux is an open-source Linux kernel encryption device driver developed by cryptodev-linux. Versions of cryptodev-linux prior to 1.14 contain a resource management vulnerability. This vulnerability stems from a page reference handling flaw in the getuserbuf function of the /dev/crypto...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003603)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003603 advisory. The Linux kernel before 5.1-rc5 allows page-refcount reference count overflow, with resultant use-after- free issues, if about 140 GiB of RAM exists. This is related...

CVE-2022-50483 net: enetc: avoid buffer leaks on xdp_do_redirect() failure

In the Linux kernel, the following vulnerability has been resolved: net: enetc: avoid buffer leaks on xdpdoredirect failure Before enetccleanrxringxdp calls xdpdoredirect, each software BD in the RX ring between index origi and i can have one of 2 refcount values on its page. We are the owner of...

block: Fix page refcounts for unaligned buffers in __bio_release_pages()

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CVE-2025-58144

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. There are two issues related to the mapping of pages belonging to other domains: For one, an assertion is wrong there, where the case actually needs handling. A NULL...

CVE-2025-58145

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. There are two issues related to the mapping of pages belonging to other domains: For one, an assertion is wrong there, where the case actually needs handling. A NULL...

Linux Distros Unpatched Vulnerability : CVE-2024-42251

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: mm: pageref: remove foliotrygetrcu The below bug was reported on a non-SMP kernel: 275.26715...

Linux Distros Unpatched Vulnerability : CVE-2021-47635

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ubifs: Fix to add refcount once page is set private MM defined the rule 1 very clearly that once page was set with PGprivate flag, we should increment the...

UBUNTU-CVE-2021-47635

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fix to add refcount once page is set private MM defined the rule 1 very clearly that once page was set with PGprivate flag, we should increment the refcount in that page, also main flows like pageout, migratepage will assu...

The vulnerability of the udmabuf_vm_fault() function in the udmabuf driver (drivers/dma-buf/udmabuf.c) in Linux kernel allows a attacker to compromise data integrity or cause service failures.

The vulnerability of the udmabufvmfault function in the udmabuf driver drivers/dma-buf/udmabuf.c in Linux operating systems is related to a flaw in the counting of the number of references to pages stored in memory. Exploiting this vulnerability can allow an attacker to compromise data integrity ...

AZL-54135 CVE-2024-53138 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: kTLS, Fix incorrect page refcounting The kTLS tx handling code is using a mix of getpage and pagerefinc APIs to increment the page reference. But on the release path mlx5ektlstxhandleresyncdumpcomp, only putpage is use...

UBUNTU-CVE-2024-53138

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: kTLS, Fix incorrect page refcounting The kTLS tx handling code is using a mix of getpage and pagerefinc APIs to increment the page reference. But on the release path mlx5ektlstxhandleresyncdumpcomp, only putpage is use...

UBUNTU-CVE-2024-42251

In the Linux kernel, the following vulnerability has been resolved: mm: pageref: remove foliotrygetrcu The below bug was reported on a non-SMP kernel: 275.267158 T4335 ------------ cut here ------------ 275.267949 T4335 kernel BUG at include/linux/pageref.h:275! 275.268526 T4335 invalid opcode:...

UBUNTU-CVE-2023-52731

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix invalid page access after closing deferred I/O devices When a fbdev with deferred I/O is once opened and closed, the dirty pages still remain queued in the pageref list, and eventually later those may be processed in t...

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 page reference counting of unaligned buffers in the bioreleasepages function...

kernel: tls: use-after-free with partial reads and async decrypt

A use-after-free vulnerability was found in the tls subsystem of the Linux kernel. The tlsdecryptsg function doesn't take references on the pages from clearskb, so the putpage in tlsdecryptdone releases them and a use-after-free can be triggered in processrxlist when trying to read from the...

CVE-2021-46911

In the Linux kernel, the following vulnerability has been resolved: chktls: Fix kernel panic Taking page refcount is not ideal and causes kernel panic sometimes. It's better to take txctx lock for the complete skb transmit, to avoid page cleanup if ACK received in middle...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. The Linux kernel suffers from a security vulnerability that stems from the fact that the count of page references in use is not optimal, sometimes leading to kernel panics...

K14255532: Linux kernel vulnerability CVE-2019-11487

Security Advisory Description The Linux kernel before 5.1-rc5 allows page-refcount reference count overflow, with resultant use-after-free issues, if about 140 GiB of RAM exists. This is related to fs/fuse/dev.c, fs/pipe.c, fs/splice.c, include/linux/mm.h, include/linux/pipefsi.h,...

DEBIAN-CVE-2022-26364

x86 pv: Insufficient care with non-coherent mappings This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen maintains a type reference count for pages, in addition to a regular reference count. This scheme is used to...