CVE-2021-47467

In the Linux kernel, the following vulnerability has been resolved: kunit: fix reference count leak in kfreeatend The reference counting issue happens in the normal path of kfreeatend. When kunitallocandgetresource is invoked, the function forgets to handle the returned resource object, whose...

DEBIAN-CVE-2021-47467

In the Linux kernel, the following vulnerability has been resolved: kunit: fix reference count leak in kfreeatend The reference counting issue happens in the normal path of kfreeatend. When kunitallocandgetresource is invoked, the function forgets to handle the returned resource object, whose...

CVE-2021-47467

In the Linux kernel, the following vulnerability has been resolved: kunit: fix reference count leak in kfreeatend The reference counting issue happens in the normal path of kfreeatend. When kunitallocandgetresource is invoked, the function forgets to handle the returned resource object, whose...

DEBIAN-CVE-2021-47459

In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939netdevstart: fix UAF for rxkref of j1939priv It will trigger UAF for rxkref of j1939priv as following. cpu0 cpu1 j1939skbindsocket0, ndev0, ... j1939netdevstart j1939skbindsocket1, ndev0, ... j1939netdevstart...

CVE-2021-47467

In the Linux kernel, the following vulnerability has been resolved: kunit: fix reference count leak in kfreeatend The reference counting issue happens in the normal path of kfreeatend. When kunitallocandgetresource is invoked, the function forgets to handle the returned resource object, whose...

UBUNTU-CVE-2021-47459

In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939netdevstart: fix UAF for rxkref of j1939priv It will trigger UAF for rxkref of j1939priv as following. cpu0 cpu1 j1939skbindsocket0, ndev0, ... j1939netdevstart j1939skbindsocket1, ndev0, ... j1939netdevstart...

CVE-2021-47467 kunit: fix reference count leak in kfree_at_end

In the Linux kernel, the following vulnerability has been resolved: kunit: fix reference count leak in kfreeatend The reference counting issue happens in the normal path of kfreeatend. When kunitallocandgetresource is invoked, the function forgets to handle the returned resource object, whose...

CVE-2021-47467 kunit: fix reference count leak in kfree_at_end

In the Linux kernel, the following vulnerability has been resolved: kunit: fix reference count leak in kfreeatend The reference counting issue happens in the normal path of kfreeatend. When kunitallocandgetresource is invoked, the function forgets to handle the returned resource object, whose...

CVE-2021-47467

CVE-2021-47467: In the Linux kernel, a reference-count leak occurs in the kunit path of kfree_at_end when kunit_alloc_and_get_resource() is invoked. The resource’s refcount is increased but not properly accounted for, leaking a reference in the normal path. The fix replaces kunit_alloc_and_get_re...

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 Linux kernel that stems from a reference count leak in kfreeatend...

CVE-2023-52848

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop metainode's page cache in f2fsputsuper syzbot reports a kernel bug as below: F2FS-fs loop1: detect filesystem reference count leak during umount, type: 10, count: 1 kernel BUG at fs/f2fs/super.c:1639! CPU: 0 PID...

CVE-2023-52848

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop metainode's page cache in f2fsputsuper syzbot reports a kernel bug as below: F2FS-fs loop1: detect filesystem reference count leak during umount, type: 10, count: 1 kernel BUG at fs/f2fs/super.c:1639! CPU: 0 PID...

UBUNTU-CVE-2023-52848

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop metainode's page cache in f2fsputsuper syzbot reports a kernel bug as below: F2FS-fs loop1: detect filesystem reference count leak during umount, type: 10, count: 1 kernel BUG at fs/f2fs/super.c:1639! CPU: 0 PID...

CVE-2023-52848 f2fs: fix to drop meta_inode's page cache in f2fs_put_super()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop metainode's page cache in f2fsputsuper syzbot reports a kernel bug as below: F2FS-fs loop1: detect filesystem reference count leak during umount, type: 10, count: 1 kernel BUG at fs/f2fs/super.c:1639! CPU: 0 PID...

CVE-2023-52848 f2fs: fix to drop meta_inode's page cache in f2fs_put_super()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop metainode's page cache in f2fsputsuper syzbot reports a kernel bug as below: F2FS-fs loop1: detect filesystem reference count leak during umount, type: 10, count: 1 kernel BUG at fs/f2fs/super.c:1639! CPU: 0 PID...

CVE-2023-52848 f2fs: fix to drop meta_inode's page cache in f2fs_put_super()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop metainode's page cache in f2fsputsuper syzbot reports a kernel bug as below: F2FS-fs loop1: detect filesystem reference count leak during umount, type: 10, count: 1 kernel BUG at fs/f2fs/super.c:1639! CPU: 0 PID...

CVE-2023-52848

Summary (CVE-2023-52848) : The issue, reported for the Linux kernel’s f2fs file system, centers on a bug during f2fs_put_super() where the meta_inode page cache is not dropped after an IO error in f2fs_wait_on_all_pages. This can lead to a reference-count leak and a kernel panic during unmount. T...

CVE-2023-52848

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop metainode's page cache in f2fsputsuper syzbot reports a kernel bug as below: F2FS-fs loop1: detect filesystem reference count leak during umount, type: 10, count: 1 kernel BUG at fs/f2fs/super.c:1639! CPU: 0 PID...

DEBIAN-CVE-2021-47425

In the Linux kernel, the following vulnerability has been resolved: i2c: acpi: fix resource leak in reconfiguration device addition acpii2cfindadapterbyhandle calls busfinddevice which takes a reference on the adapter which is never released which will result in a reference count leak and render...

DEBIAN-CVE-2021-47327

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu: Fix armsmmudevice refcount leak when armsmmurpmget fails armsmmurpmget invokes pmruntimegetsync, which increases the refcount of the "smmu" even though the return value is less than 0. The reference counting issue...