2647 matches found
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
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-2025-21633
In the Linux kernel, the following vulnerability has been resolved: iouring/sqpoll: zero sqd-thread on tctx errors Syzkeller reports: BUG: KASAN: slab-use-after-free in threadgroupcputime+0x409/0x700 kernel/sched/cputime.c:341 Read of size 8 at addr ffff88803578c510 by task syz.2.3223/27552 Call...
CVE-2025-21655: Use After Free
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-2025-21633
Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...
CVE-2025-21633
CVE-2025-21633 appears in multiple advisories as part of the Linux kernel fixes: MiracleLinux AXSA:2025-10431:39 for kernel 5.14.0-570.16.1.el9_6 (remote kernel io_uring sqpoll path) and is listed among kernels in Rocky Linux 10, AlmaLinux 9/10, RHEL 9/10/Oracle Linux advisories. The described is...
CVE-2025-21633
Removed by vendor...
CVE-2025-21630
In the Linux kernel, the following vulnerability has been resolved: iouring/net: always initialize kmsg-msg.msginq upfront syzbot reports that -msginq may get used uinitialized from the following path: BUG: KMSAN: uninit-value in iorecvbufselect iouring/net.c:1094 inline BUG: KMSAN: uninit-value ...
CVE-2025-21630
Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...
CVE-2025-21630
In the Linux kernel, the following vulnerability has been resolved: iouring/net: always initialize kmsg-msg.msginq upfront syzbot reports that -msginq may get used uinitialized from the following path: BUG: KMSAN: uninit-value in iorecvbufselect iouring/net.c:1094 inline BUG: KMSAN: uninit-value ...
CVE-2025-21630
This CVE-2025-21630 entry is rejected/withdrawn by its CVE Numbering Authority.
PT-2025-4311 · Linux · Linux Kernel
Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability has been resolved in the Linux kernel. The issue is related to the io uring/net component, where the kmsg-msg.msg inq variable may be used uninitialized. This can occur...
SUSE CVE-2024-56584
In the Linux kernel, the following vulnerability has been resolved: iouring/tctx: work around xastore allocation error issue syzbot triggered the following WARNON: WARNING: CPU: 0 PID: 16 at iouring/tctx.c:51 iouringfree+0xfa/0x140 iouring/tctx.c:51 which is the WARNONONCE!xaempty&tctx-xa; sanity...