kernel: net/sunrpc: fix reference count leaks in rpc_sysfs_xprt_state_change

A memory leak flaw was found in the Linux kernel’s SunRpc filesystem sysfs. This flaw allows a local user to crash the system...

kernel: ext4: fix mb_cache_entry's e_refcnt leak in ext4_xattr_block_cache_find()

In the Linux kernel, the following vulnerability has been resolved: ext4: fix mbcacheentry's erefcnt leak in ext4xattrblockcachefind Syzbot reports a warning as follows: ============================================ WARNING: CPU: 0 PID: 5075 at fs/mbcache.c:419 mbcachedestroy+0x224/0x290 Modules...

kernel: net/sunrpc: fix reference count leaks in rpc_sysfs_xprt_state_change

A memory leak flaw was found in the Linux kernel’s SunRpc filesystem sysfs. This flaw allows a local user to crash the system...

kernel: ext4: fix mb_cache_entry's e_refcnt leak in ext4_xattr_block_cache_find()

In the Linux kernel, the following vulnerability has been resolved: ext4: fix mbcacheentry's erefcnt leak in ext4xattrblockcachefind Syzbot reports a warning as follows: ============================================ WARNING: CPU: 0 PID: 5075 at fs/mbcache.c:419 mbcachedestroy+0x224/0x290 Modules...

kernel: tcp: Use refcount_inc_not_zero() in tcp_twsk_unique().

A use-after-free flaw was found in the Linux kernel’s TCP protocol in how a local user triggers a complex race condition during connection to the socket. This flaw allows a local user to crash or potentially escalate their privileges on the system...

SUSE CVE-2024-42234

In the Linux kernel, the following vulnerability has been resolved: mm: fix crashes from deferred split racing folio migration Even on 6.10-rc6, I've been seeing elusive "Bad page state"s often on flags when freeing, yet the flags shown are not bad: PGlocked had been set and cleared??, and...

SUSE CVE-2024-41023

In the Linux kernel, the following vulnerability has been resolved: sched/deadline: Fix taskstruct reference leak During the execution of the following stress test with linux-rt: stress-ng --cyclic 30 --timeout 30 --minimize --quiet kmemleak frequently reported a memory leak concerning the...

AZL-47065 CVE-2024-42075 affecting package kernel for versions less than 5.15.162.2-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix remap of arena. The bpf arena logic didn't account for mremap operation. Add a refcnt for multiple mmap events to prevent use-after-free in arenavmclose...

DEBIAN-CVE-2024-42075

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix remap of arena. The bpf arena logic didn't account for mremap operation. Add a refcnt for multiple mmap events to prevent use-after-free in arenavmclose...

UBUNTU-CVE-2024-42075

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix remap of arena. The bpf arena logic didn't account for mremap operation. Add a refcnt for multiple mmap events to prevent use-after-free in arenavmclose...

AZL-57740 CVE-2024-41023 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: sched/deadline: Fix taskstruct reference leak During the execution of the following stress test with linux-rt: stress-ng --cyclic 30 --timeout 30 --minimize --quiet kmemleak frequently reported a memory leak concerning the...

UBUNTU-CVE-2024-41023

In the Linux kernel, the following vulnerability has been resolved: sched/deadline: Fix taskstruct reference leak During the execution of the following stress test with linux-rt: stress-ng --cyclic 30 --timeout 30 --minimize --quiet kmemleak frequently reported a memory leak concerning the...

CVE-2024-41023

CVE-2024-41023 — Linux kernel vulnerability in sched/deadline: a task_struct reference leak occurs when a timer is canceled before expiration after start_dl_timer() increments the refcount. The leak happens because the timer callback is supposed to decrement the reference count, but an early-canc...

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 the fact that when using the fscachewithdrawvolume function, fscachevolume may have been released, but the...

kernel: vmwgfx: reference count issue leads to use-after-free in surface handling

The reference count changes made as part of the CVE-2023-33951 and CVE-2023-33952 fixes exposed a use-after-free flaw in the way memory objects were handled when they were being used to store a surface. When running inside a VMware guest with 3D acceleration enabled, a local, unprivileged user...

kernel: can: j1939: j1939_netdev_start(): fix UAF for rx_kref of j1939_priv

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...

kernel: kvm: Avoid potential UAF in LPI translation cache

A flaw was found in the Linux kernel pertaining to a potential use-after-free UAF scenario in a system involving Logical Partitioning Interrupts LPI translation cache operations. Specifically, the issue arises when a cache hit occurs concurrently with an operation that invalidates the cache, such...

Unspecified vulnerability in Linux kernel (CNVD-2024-35564)

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 originates in the gianfar module in gfargettsinfo due to an increase in the reference count of node pointers returned b...

SUSE CVE-2022-48860

In the Linux kernel, the following vulnerability has been resolved: ethernet: Fix error handling in xemacliteofprobe This node pointer is returned by ofparsephandle with refcount incremented in this function. Calling ofnodeput to avoid the refcount leak. As the remove function do...

EulerOS Virtualization 2.10.1 : kernel (EulerOS-SA-2024-2002)

"According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : In the Linux kernel, the following vulnerability has been resolved: bus: qcom: Put child node before return Put child node before...