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...

CVE-2021-47325

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu: Fix armsmmudevice refcount leak in address translation The reference counting issue happens in several exception handling paths of armsmmuiovatophyshard. When those error scenarios occur, the function forgets to...

DEBIAN-CVE-2023-52879

In the Linux kernel, the following vulnerability has been resolved: tracing: Have traceeventfile have ref counters The following can crash the kernel: cd /sys/kernel/tracing echo 'p:sched schedule' kprobeevents exec 5events/kprobes/sched/enable kprobeevents exec 5&- The above commands: 1. Change...

DEBIAN-CVE-2023-52774

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: protect device queue against concurrent access In dasdprofilestart the amount of requests on the device queue are counted. The access to the device queue is unprotected against concurrent access. With a lot of parallel...

DEBIAN-CVE-2023-52757

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential deadlock when releasing mids All releasemid callers seem to hold a reference of @mid so there is no need to call krefput&mid-refcount, releasemid under @server-midlock spinlock. If they don't, then an...

UBUNTU-CVE-2023-52879

In the Linux kernel, the following vulnerability has been resolved: tracing: Have traceeventfile have ref counters The following can crash the kernel: cd /sys/kernel/tracing echo 'p:sched schedule' kprobeevents exec 5events/kprobes/sched/enable kprobeevents exec 5&- The above commands: 1. Change...

CVE-2021-47303

In the Linux kernel, the following vulnerability has been resolved: bpf: Track subprog poke descriptors correctly and fix use-after-free Subprograms are calling mappoketrack, but on program release there is no hook to call mappokeuntrack. However, on program release, the aux memory and poke...

DEBIAN-CVE-2021-47222

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The egress tunnel code uses dstclone and directly sets the result which is wrong because the entry might have 0 refcnt or be already deleted, causing number of problems. It...

UBUNTU-CVE-2021-47289

In the Linux kernel, the following vulnerability has been resolved: ACPI: fix NULL pointer dereference Commit 71f642833284 "ACPI: utils: Fix reference counting in foreachacpidevmatch" started doing "acpidevput" on a pointer that was possibly NULL. That fails miserably, because that helper inline...

CVE-2021-47303 bpf: Track subprog poke descriptors correctly and fix use-after-free

In the Linux kernel, the following vulnerability has been resolved: bpf: Track subprog poke descriptors correctly and fix use-after-free Subprograms are calling mappoketrack, but on program release there is no hook to call mappokeuntrack. However, on program release, the aux memory and poke...

SUSE CVE-2024-35960

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Properly link new fs rules into the tree Previously, addrulefg would only add newly created rules from the handle into the tree when they had a refcount of 1. On the other hand, createflowhandle tries hard to find and...

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 a problem with netdev reference counting...

UBUNTU-CVE-2024-35869

In the Linux kernel, the following vulnerability has been resolved: smb: client: guarantee refcounted children from parent session Avoid potential use-after-free bugs when walking DFS referrals, mounting and performing DFS failover by ensuring that all children from parent @tcon-ses are also...

CVE-2024-35844 f2fs: compress: fix reserve_cblocks counting error when out of space

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix reservecblocks counting error when out of space When a file only needs one directnode, performing the following operations will cause the file to be unrepairable: unisoc ./f2fsio compress test.apk unisoc df -h...

CVE-2024-35844 f2fs: compress: fix reserve_cblocks counting error when out of space

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix reservecblocks counting error when out of space When a file only needs one directnode, performing the following operations will cause the file to be unrepairable: unisoc ./f2fsio compress test.apk unisoc df -h...

CVE-2024-35844

CVE-2024-35844 concerns a Linux kernel f2fs compress reserve_cblocks counting bug that occurs when a file needs only one direct_node and the filesystem runs out of space. The issue can leave a file unrecoverable because, on ENOSPC return, reserved_blocks is not updated, causing fsck to miss repai...

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 page reference counting of unaligned buffers in the bioreleasepages function...

CVE-2023-7258

A denial of service exists in Gvisor Sandbox where a bug in reference counting code in mount point tracking could lead to a panic, making it possible for an attacker running as root and with permission to mount volumes to kill the sandbox. We recommend upgrading past...

DEBIAN-CVE-2023-7258

A denial of service exists in Gvisor Sandbox where a bug in reference counting code in mount point tracking could lead to a panic, making it possible for an attacker running as root and with permission to mount volumes to kill the sandbox. We recommend upgrading past...

CVE-2023-7258

CVE-2023-7258 describes a denial-of-service issue in the Gvisor Sandbox. A bug in the reference counting for mount point tracking could cause a panic, enabling a root user with mount-permission to terminate the sandbox. Affected component is the Gvisor Sandbox’s mount-tracking logic; root-privile...