Unity Linux 20.1060a Security Update: kernel (UTSA-2025-993151)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993151 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcildisc,serdev: check percpuinitrwsem failure syzbot is reporting NULL pointer...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993225)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993225 advisory. In the Linux kernel, the following vulnerability has been resolved: dm stats: check for and propagate allocpercpu failure Check allocprecpu's return value and return...

EUVD-2023-60521

In the Linux kernel, the following vulnerability has been resolved: bpf: Address KCSAN report on bpflrulist KCSAN reported a data-race when accessing node-ref. Although node-ref does not have to be accurate, take this chance to use a more common READONCE and WRITEONCE pattern instead of datarace...

CVE-2023-54276

In the Linux kernel, the following vulnerability has been resolved: nfsd: move init of percpu replycachestats counters back to nfsdinitnet Commit f5f9d4a314da "nfsd: move reply cache initialization into nfsd startup" moved the initialization of the reply cache into nfsd startup, but didn't accoun...

CVE-2023-54283 bpf: Address KCSAN report on bpf_lru_list

In the Linux kernel, the following vulnerability has been resolved: bpf: Address KCSAN report on bpflrulist KCSAN reported a data-race when accessing node-ref. Although node-ref does not have to be accurate, take this chance to use a more common READONCE and WRITEONCE pattern instead of datarace...

CVE-2023-54276

Summary of CVE-2023-54276 (Linux kernel, nfsd): A regression caused a NULL pointer dereference when userland accessed /proc/fs/nfsd/reply_cache_stats before nfsd started. The bug arose after moving per-net+per-cpu reply-cache counters into nfsd startup, which did not account for the stats counter...

CVE-2023-54276 nfsd: move init of percpu reply_cache_stats counters back to nfsd_init_net

In the Linux kernel, the following vulnerability has been resolved: nfsd: move init of percpu replycachestats counters back to nfsdinitnet Commit f5f9d4a314da "nfsd: move reply cache initialization into nfsd startup" moved the initialization of the reply cache into nfsd startup, but didn't accoun...

PT-2025-54105

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s Network File System daemon nfsd related to the initialization of per-CPU reply cache statistics counters. A previous commit moved the initialization o...

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 improper initialization of the percpu replycachestats counter in nfsd, which could lead to null pointer...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992252)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992252 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcildisc,serdev: check percpuinitrwsem failure syzbot is reporting NULL pointer...

CVE-2023-54033

In the Linux kernel, the following vulnerability has been resolved: bpf: fix a memory leak in the LRU and LRUPERCPU hash maps The LRU and LRUPERCPU maps allocate a new element on update before locking the target hash table bucket. Right after that the maps try to lock the bucket. If this fails,...

SUSE CVE-2023-54033

In the Linux kernel, the following vulnerability has been resolved: bpf: fix a memory leak in the LRU and LRUPERCPU hash maps The LRU and LRUPERCPU maps allocate a new element on update before locking the target hash table bucket. Right after that the maps try to lock the bucket. If this fails,...

SUSE CVE-2025-68744

In the Linux kernel, the following vulnerability has been resolved: bpf: Free special fields when update lru,percpuhash maps As lru,percpuhash maps support BPFKPTRREF,PERCPU, missing calls to 'bpfobjfreefields' in 'pcpucopyvalue' could cause the memory referenced by BPFKPTRREF,PERCPU fields to be...

EUVD-2025-205218

In the Linux kernel, the following vulnerability has been resolved: bpf: Free special fields when update lru,percpuhash maps As lru,percpuhash maps support BPFKPTRREF,PERCPU, missing calls to 'bpfobjfreefields' in 'pcpucopyvalue' could cause the memory referenced by BPFKPTRREF,PERCPU fields to be...

AZL-73093 CVE-2025-68744 affecting package kernel for versions less than 6.6.121.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Free special fields when update lru,percpuhash maps As lru,percpuhash maps support BPFKPTRREF,PERCPU, missing calls to 'bpfobjfreefields' in 'pcpucopyvalue' could cause the memory referenced by BPFKPTRREF,PERCPU fields to be...

CVE-2025-68744

In the Linux kernel, the following vulnerability has been resolved: bpf: Free special fields when update lru,percpuhash maps As lru,percpuhash maps support BPFKPTRREF,PERCPU, missing calls to 'bpfobjfreefields' in 'pcpucopyvalue' could cause the memory referenced by BPFKPTRREF,PERCPU fields to be...

UBUNTU-CVE-2025-68744

In the Linux kernel, the following vulnerability has been resolved: bpf: Free special fields when update lru,percpuhash maps As lru,percpuhash maps support BPFKPTRREF,PERCPU, missing calls to 'bpfobjfreefields' in 'pcpucopyvalue' could cause the memory referenced by BPFKPTRREF,PERCPU fields to be...

CVE-2025-68744

CVE-2025-68744 is a Linux kernel vulnerability affecting BPF maps. The issue arises from not freeing memory for BPF_KPTR_{REF,PERCPU} fields when updating certain lru_percpu_hash maps, potentially causing references to remain after map destruction. The root cause, as described in the initial CVE ...

CVE-2025-68744 bpf: Free special fields when update [lru_,]percpu_hash maps

In the Linux kernel, the following vulnerability has been resolved: bpf: Free special fields when update lru,percpuhash maps As lru,percpuhash maps support BPFKPTRREF,PERCPU, missing calls to 'bpfobjfreefields' in 'pcpucopyvalue' could cause the memory referenced by BPFKPTRREF,PERCPU fields to be...

CVE-2025-68744 bpf: Free special fields when update [lru_,]percpu_hash maps

In the Linux kernel, the following vulnerability has been resolved: bpf: Free special fields when update lru,percpuhash maps As lru,percpuhash maps support BPFKPTRREF,PERCPU, missing calls to 'bpfobjfreefields' in 'pcpucopyvalue' could cause the memory referenced by BPFKPTRREF,PERCPU fields to be...