2554 matches found
SUSE CVE-2025-21876
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix suspicious RCU usage Commit "iommu/vt-d: Allocate DMAR fault interrupts locally" moved the call to enabledrhdfaulthandling to a code path that does not hold any lock while traversing the drhd list. Fix it by...
USN-7383-2 linux-realtime vulnerabilities
Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - x86 architecture; - Block layer subsystem; - Drivers core; - Ublk userspace block driver; -...
CVE-2025-21889
In the Linux kernel, the following vulnerability has been resolved: perf/core: Add RCU read lock protection to perfiteratectx The perfiteratectx function performs RCU list traversal but currently lacks RCU read lock protection. This causes lockdep warnings when running perf probe with unshare1...
DEBIAN-CVE-2025-21889
In the Linux kernel, the following vulnerability has been resolved: perf/core: Add RCU read lock protection to perfiteratectx The perfiteratectx function performs RCU list traversal but currently lacks RCU read lock protection. This causes lockdep warnings when running perf probe with unshare1...
CVE-2025-21876
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix suspicious RCU usage Commit "iommu/vt-d: Allocate DMAR fault interrupts locally" moved the call to enabledrhdfaulthandling to a code path that does not hold any lock while traversing the drhd list. Fix it by...
UBUNTU-CVE-2025-21889
In the Linux kernel, the following vulnerability has been resolved: perf/core: Add RCU read lock protection to perfiteratectx The perfiteratectx function performs RCU list traversal but currently lacks RCU read lock protection. This causes lockdep warnings when running perf probe with unshare1...
CVE-2025-21889 perf/core: Add RCU read lock protection to perf_iterate_ctx()
In the Linux kernel, the following vulnerability has been resolved: perf/core: Add RCU read lock protection to perfiteratectx The perfiteratectx function performs RCU list traversal but currently lacks RCU read lock protection. This causes lockdep warnings when running perf probe with unshare1...
CVE-2025-21889 perf/core: Add RCU read lock protection to perf_iterate_ctx()
In the Linux kernel, the following vulnerability has been resolved: perf/core: Add RCU read lock protection to perfiteratectx The perfiteratectx function performs RCU list traversal but currently lacks RCU read lock protection. This causes lockdep warnings when running perf probe with unshare1...
CVE-2025-21889
Technical details for CVE-2025-21889 are not publicly provided in the supplied documents. No affected products, root cause, or patch information are confirmed here. Monitor vendor advisories for updates.
CVE-2025-21889
In the Linux kernel, the following vulnerability has been resolved: perf/core: Add RCU read lock protection to perfiteratectx The perfiteratectx function performs RCU list traversal but currently lacks RCU read lock protection. This causes lockdep warnings when running perf probe with unshare1...
CVE-2025-21876 iommu/vt-d: Fix suspicious RCU usage
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix suspicious RCU usage Commit "iommu/vt-d: Allocate DMAR fault interrupts locally" moved the call to enabledrhdfaulthandling to a code path that does not hold any lock while traversing the drhd list. Fix it by...
CVE-2025-21876
CVE-2025-21876 affects the Linux kernel iommu/vt-d code (DMAR) where a call to enable_drhd_fault_handling() was moved in a path that does not hold any lock while traversing the drhd list. The fix ensures dmar_global_lock is held while traversing the drhd list to prevent suspicious RCU usage. With...
CVE-2025-21876 iommu/vt-d: Fix suspicious RCU usage
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix suspicious RCU usage Commit "iommu/vt-d: Allocate DMAR fault interrupts locally" moved the call to enabledrhdfaulthandling to a code path that does not hold any lock while traversing the drhd list. Fix it by...
CVE-2025-21876
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix suspicious RCU usage Commit "iommu/vt-d: Allocate DMAR fault interrupts locally" moved the call to enabledrhdfaulthandling to a code path that does not hold any lock while traversing the drhd list. Fix it by...
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 iommu/vt-d not properly using the RCU to protect drhd list traversal, which could lead to data contention...
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 perf not using RCU protection for context iteration, which could lead to data contention...
netfilter: nf_tables: do not defer rule destruction via call_rcu
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Bluetooth: hci_event: Fix using rcu_read_(un)lock while iterating
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Linux Distros Unpatched Vulnerability : CVE-2025-21759
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipv6: mcast: extend RCU protection in igmp6send igmp6send can be called without RTNL or RCU being held. Extend RCU protection so that we can safely fetch the ne...
Linux Distros Unpatched Vulnerability : CVE-2024-56786
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: bpf: put bpflink's program when link is safe to be deallocated In general, BPF link's...