CVE-2025-0665

libcurl would wrongly close the same eventfd file descriptor twice when taking down a connection channel after having completed a threaded name resolve...

CVE-2025-0665

libcurl would wrongly close the same eventfd file descriptor twice when taking down a connection channel after having completed a threaded name resolve...

CURL-CVE-2025-0665 eventfd double close

libcurl would wrongly close the same eventfd file descriptor twice when taking down a connection channel after having completed a threaded name resolve...

curl 安全漏洞

curl is a cURL open source tool for transferring data from or to a server. A security vulnerability exists in curl versions 7.10.5 through 8.11.1 that stems from incorrectly closing the same eventfd file descriptor twice when closing the connection channel after completing threaded name resolutio...

UBUNTU-CVE-2025-0665

libcurl would wrongly close the same eventfd file descriptor twice when taking down a connection channel after having completed a threaded name resolve...

PT-2025-5689 · Libcurl +2 · Libcurl +2

Name of the Vulnerable Software and Affected Versions: libcurl affected versions not specified Description: The issue arises when libcurl wrongly closes the same eventfd file descriptor twice after completing a threaded name resolve and taking down a connection channel. This problem occurs due to...

curl: CVE-2025-0665: eventfd double close

Summary: GitHub issue 15725 describes a double close in libcurl 8.11.1. I believe that a double close in multi threaded code should be considered a security vulnerability. A fix already exists for this, so it should be good in the next release. I am not 100% sure this is the place to be making su...

SUSE CVE-2025-21655

In the Linux kernel, the following vulnerability has been resolved: iouring/eventfd: ensure ioeventfdsignal defers another RCU period ioeventfddosignal is invoked from an RCU callback, but when dropping the reference to the ioevfd, it calls ioeventfdfree directly if the refcount drops to zero. Th...

DEBIAN-CVE-2025-21655

In the Linux kernel, the following vulnerability has been resolved: iouring/eventfd: ensure ioeventfdsignal defers another RCU period ioeventfddosignal is invoked from an RCU callback, but when dropping the reference to the ioevfd, it calls ioeventfdfree directly if the refcount drops to zero. Th...

UBUNTU-CVE-2025-21655

In the Linux kernel, the following vulnerability has been resolved: iouring/eventfd: ensure ioeventfdsignal defers another RCU period ioeventfddosignal is invoked from an RCU callback, but when dropping the reference to the ioevfd, it calls ioeventfdfree directly if the refcount drops to zero. Th...

CVE-2025-21655 io_uring/eventfd: ensure io_eventfd_signal() defers another RCU period

In the Linux kernel, the following vulnerability has been resolved: iouring/eventfd: ensure ioeventfdsignal defers another RCU period ioeventfddosignal is invoked from an RCU callback, but when dropping the reference to the ioevfd, it calls ioeventfdfree directly if the refcount drops to zero. Th...

CVE-2025-21655

In the Linux kernel, the following vulnerability has been resolved: iouring/eventfd: ensure ioeventfdsignal defers another RCU period ioeventfddosignal is invoked from an RCU callback, but when dropping the reference to the ioevfd, it calls ioeventfdfree directly if the refcount drops to zero. Th...

SUSE CVE-2024-47748

In the Linux kernel, the following vulnerability has been resolved: vhostvdpa: assign irq bypass producer token correctly We used to call irqbypassunregisterproducer in vhostvdpasetupvqirq which is problematic as we don't know if the token pointer is still valid or not. Actually, we use the...

DEBIAN-CVE-2024-47748

In the Linux kernel, the following vulnerability has been resolved: vhostvdpa: assign irq bypass producer token correctly We used to call irqbypassunregisterproducer in vhostvdpasetupvqirq which is problematic as we don't know if the token pointer is still valid or not. Actually, we use the...

CVE-2024-47748 vhost_vdpa: assign irq bypass producer token correctly

In the Linux kernel, the following vulnerability has been resolved: vhostvdpa: assign irq bypass producer token correctly We used to call irqbypassunregisterproducer in vhostvdpasetupvqirq which is problematic as we don't know if the token pointer is still valid or not. Actually, we use the...

CVE-2024-47748 vhost_vdpa: assign irq bypass producer token correctly

In the Linux kernel, the following vulnerability has been resolved: vhostvdpa: assign irq bypass producer token correctly We used to call irqbypassunregisterproducer in vhostvdpasetupvqirq which is problematic as we don't know if the token pointer is still valid or not. Actually, we use the...

SUSE CVE-2024-44957

In the Linux kernel, the following vulnerability has been resolved: xen: privcmd: Switch from mutex to spinlock for irqfds irqfdwakeup gets EPOLLHUP, when it is called by eventfdrelease by way of wakeuppoll&ctx-wqh, EPOLLHUP, which gets called under spinlockirqsave. We can't use a mutex here as i...

AZL-48789 CVE-2024-44957 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: xen: privcmd: Switch from mutex to spinlock for irqfds irqfdwakeup gets EPOLLHUP, when it is called by eventfdrelease by way of wakeuppoll&ctx-wqh, EPOLLHUP, which gets called under spinlockirqsave. We can't use a mutex here as i...

DEBIAN-CVE-2024-44957

In the Linux kernel, the following vulnerability has been resolved: xen: privcmd: Switch from mutex to spinlock for irqfds irqfdwakeup gets EPOLLHUP, when it is called by eventfdrelease by way of wakeuppoll&ctx-wqh, EPOLLHUP, which gets called under spinlockirqsave. We can't use a mutex here as i...

SUSE CVE-2024-26812

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Create persistent INTx handler A vulnerability exists where the eventfd for INTx signaling can be deconfigured, which unregisters the IRQ handler but still allows eventfds to be signaled with a NULL context through the...