CVE-2025-21727 padata: fix UAF in padata_reorder

In the Linux kernel, the following vulnerability has been resolved: padata: fix UAF in padatareorder A bug was found when run ltp test: BUG: KASAN: slab-use-after-free in padatafindnext+0x29/0x1a0 Read of size 4 at addr ffff88bbfe003524 by task kworker/u113:2/3039206 CPU: 0 PID: 3039206 Comm:...

CVE-2025-21715

CVE-2025-21715 is reported in the Astra Linux bulletin as a Linux kernel issue affecting the davicom net driver. The root cause is a use-after-free (UAF) of the netdev private data stored in the dm object inside dm9000_drv_remove. The code can dereference dm after free_netdev() has been called, l...

CVE-2025-21715 net: davicom: fix UAF in dm9000_drv_remove

In the Linux kernel, the following vulnerability has been resolved: net: davicom: fix UAF in dm9000drvremove dm is netdev private data and it cannot be used after freenetdev call. Using dm after freenetdev can cause UAF bug. Fix it by moving freenetdev at the end of the function. This is similar ...

CVE-2025-21703 netem: Update sch->q.qlen before qdisc_tree_reduce_backlog()

In the Linux kernel, the following vulnerability has been resolved: netem: Update sch-q.qlen before qdisctreereducebacklog qdisctreereducebacklog notifies parent qdisc only if child qdisc becomes empty, therefore we need to reduce the backlog of the child qdisc before calling it. Otherwise it wou...

CVE-2024-56762

CVE-2024-56762 is rejected/not used; this entry does not represent an active vulnerability.

CVE-2024-56675

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix UAF via mismatching bpfprog/attachment RCU flavors Uprobes always use bpfprogrunarrayuprobe under tasks-trace-RCU protection. But it is possible to attach a non-sleepable BPF program to a uprobe, and non-sleepable BPF...

CVE-2024-56653 Bluetooth: btmtk: avoid UAF in btmtk_process_coredump

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtk: avoid UAF in btmtkprocesscoredump hcidevcdappend may lead to the release of the skb, so it cannot be accessed once it is called. ================================================================== BUG: KASAN:...

CVE-2024-53232 iommu/s390: Implement blocking domain

In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Implement blocking domain This fixes a crash when surprise hot-unplugging a PCI device. This crash happens because during hot-unplug iommugroupsetdomainnofail attaching the default domain fails when the platform no...

CVE-2024-53170

CVE-2024-53170 is a Linux kernel block subsystem UAF issue: the flush-rq mapping may not be cleared during scsi probe due to blk_queue_init_done()/del_gendisk interaction, allowing a use‑after‑free in blk_mq_find_and_get_req during tag handling. Connected advisories/documentation confirm this vul...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-49936)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-49936 advisory. - In the Linux kernel, the following vulnerability has been resolved: net/xen-netback: prevent UAF in...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-49854)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-49854 advisory. - In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix uaf for accessing...

CVE-2024-53143 fsnotify: Fix ordering of iput() and watched_objects decrement

In the Linux kernel, the following vulnerability has been resolved: fsnotify: Fix ordering of iput and watchedobjects decrement Ensure the superblock is kept alive until we're done with iput. Holding a reference to an inode is not allowed unless we ensure the superblock stays alive, which fsnotif...

CVE-2024-46801 libfs: fix get_stashed_dentry()

In the Linux kernel, the following vulnerability has been resolved: libfs: fix getstasheddentry getstasheddentry tries to optimistically retrieve a stashed dentry from a provided location. It needs to ensure to hold rcu lock before it dereference the stashed location to prevent UAF issues. Use...

CVE-2024-44964

In the Linux kernel, the following vulnerability has been resolved: idpf: fix memory leaks and crashes while performing a soft reset The second tagged commit introduced a UAF, as it removed restoring qvector-vport pointers after reinitializating the structures. This is due to that all queue...

CVE-2023-52854

In the Linux kernel, the following vulnerability has been resolved: padata: Fix refcnt handling in padatafreeshell In a high-load arm64 environment, the pcryptaead01 test in LTP can lead to system UAF Use-After-Free issues. Due to the lengthy analysis of the pcryptaead01 function call, I'll...

CVE-2023-52854 padata: Fix refcnt handling in padata_free_shell()

In the Linux kernel, the following vulnerability has been resolved: padata: Fix refcnt handling in padatafreeshell In a high-load arm64 environment, the pcryptaead01 test in LTP can lead to system UAF Use-After-Free issues. Due to the lengthy analysis of the pcryptaead01 function call, I'll...

CVE-2023-52854

CVE-2023-52854 affects the Linux kernel's padata subsystem. In high-load arm64 scenarios, a race in refcount handling can cause a Use-After-Free when pd is freed during padata_serial_worker execution, leading to a potential crash or memory corruption. The documented root cause is improper refcoun...

CVE-2023-52600 jfs: fix uaf in jfs_evict_inode

In the Linux kernel, the following vulnerability has been resolved: jfs: fix uaf in jfsevictinode When the execution of diMountipimap fails, the object ipimap that has been released may be accessed in diFreeSpecial. Asynchronous ipimap release occurs when rcucore calls jfsfreenode. Therefore, whe...

CVE-2024-26592 ksmbd: fix UAF issue in ksmbd_tcp_new_connection()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix UAF issue in ksmbdtcpnewconnection The race is between the handling of a new TCP connection and its disconnection. It leads to UAF on struct tcptransport in ksmbdtcpnewconnection function...

CVE-2024-26592

CVE-2024-26592 affects the Linux kernel ksmbd component. The vulnerability is a use-after-free (UAF) in ksmbd_tcp_new_connection() caused by a race between handling a new TCP connection and its disconnection, leading to a UAF on struct tcp_transport. Connected Astra/OSS docs confirm the issue and...