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 improper pp destruction warning in iouring/zcrx, which could lead to a memory leak...

Linux Distros Unpatched Vulnerability : CVE-2023-23586

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Due to a vulnerability in the iouring subsystem, it is possible to leak kernel memory information to the user process. timensinstall calls currentissinglethread...

Linux Distros Unpatched Vulnerability : CVE-2025-38196

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: iouring/rsrc: validate buffer count with offset for cloning syzbot reports that it can trigg...

Linux Distros Unpatched Vulnerability : CVE-2022-29968

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in the Linux kernel through 5.17.5. iorwinitfile in fs/iouring.c lacks initialization of kiocb-private. CVE-2022-29968 Note that Nessus...

Linux Distros Unpatched Vulnerability : CVE-2021-47040

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: iouring: fix overflows checks in provide buffers Colin reported before possible overflow and...

Linux Distros Unpatched Vulnerability : CVE-2020-36387

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in the Linux kernel before 5.8.2. fs/iouring.c has a use-after-free related to ioasynctaskfunc and ctx reference holding, aka...

Linux Distros Unpatched Vulnerability : CVE-2023-2236

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A use-after-free vulnerability in the Linux Kernel iouring subsystem can be exploited to achieve local privilege escalation. Both ioinstallfixedfile and its...

Linux Distros Unpatched Vulnerability : CVE-2022-48937

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: iouring: add a schedule point in ioaddbuffers Looping 65535 times doing kmalloc calls can...

Linux Distros Unpatched Vulnerability : CVE-2022-1043

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the Linux kernel's iouring implementation. This flaw allows an attacker with a local account to corrupt system memory, crash the system or...

Linux Distros Unpatched Vulnerability : CVE-2024-39371

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: iouring: check for non-NULL file pointer in iofilecanpoll In earlier kernels, it was possibl...

PT-2025-51729

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s io uring/zctx functionality related to chained notification contexts. The issue involves incorrectly handling notification completion, potentially...

Linux Distros Unpatched Vulnerability : CVE-2023-1872

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A use-after-free vulnerability in the Linux Kernel iouring system can be exploited to achieve local privilege escalation. The iofilegetfixed function lacks the...

Linux Distros Unpatched Vulnerability : CVE-2022-40476

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A null pointer dereference issue was discovered in fs/iouring.c in the Linux kernel before 5.15.62. A local user could use this flaw to crash the system or...

Linux Distros Unpatched Vulnerability : CVE-2024-0582

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A memory leak flaw was found in the Linux kernel's iouring functionality in how a user registers a buffer ring with IORINGREGISTERPBUFRING, mmap it, and then...

Linux Distros Unpatched Vulnerability : CVE-2022-1116

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Integer Overflow or Wraparound vulnerability in iouring of Linux Kernel allows local attacker to cause memory corruption and escalate privileges to root. This...

Linux Distros Unpatched Vulnerability : CVE-2023-0240

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - There is a logic error in iouring's implementation which can be used to trigger a use-after-free vulnerability leading to privilege escalation. In the...

Linux Distros Unpatched Vulnerability : CVE-2025-38106

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: iouring: fix use-after-free of sq-thread in iouringshowfdinfo syzbot reports: BUG: KASAN:...

Linux Distros Unpatched Vulnerability : CVE-2021-41073

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - looprwiter in fs/iouring.c in the Linux kernel 5.10 through 5.14.6 allows local users to gain privileges by using IORINGOPPROVIDEBUFFERS to trigger a free of a...

Linux Distros Unpatched Vulnerability : CVE-2022-3103

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - off-by-one in iouring module. CVE-2022-3103 Note that Nessus relies on the presence of the package as reported by the vendor. %NASLMINLEVEL 80900 C Tenable, Inc...

Linux Distros Unpatched Vulnerability : CVE-2021-20226

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A use-after-free flaw was found in the iouring in Linux kernel, where a local attacker with a user privilege could cause a denial of service problem on the syst...