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...

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-2023-54276 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...

CVE-2023-54302: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix data race on CQP completion stats CQP completion statistics is read lockesly in irdmawaitevent and irdmacheckcqpprogress while it can be updated in the completion thread irdmascccqgetcqeinfo on another CPU as KCSA...

CVE-2022-50877: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: broadcom: bcm4908enet: update TX stats after actual transmission Queueing packets doesn't guarantee their transmission. Update TX stats after hardware confirms consuming submitted data. This also fixes a possible race and NU...

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...

WordPress Visitor Stats Widget plugin <= 1.5.0 - Reflected Cross Site Scripting (XSS) vulnerability

Reflected Cross Site Scripting XSS vulnerability discovered by Nguyen Xuan Chien in WordPress Plugin Visitor Stats Widget versions = 1.5.0...

SUSE CVE-2022-50764

In the Linux kernel, the following vulnerability has been resolved: ipv6/sit: use DEVSTATSINC to avoid data-races syzbot/KCSAN reported that multiple cpus are updating dev-stats.txerror concurrently. This is because sit tunnels are NETIFFLLTX, meaning their ndostartxmit is not protected by a...

SUSE CVE-2023-54156

In the Linux kernel, the following vulnerability has been resolved: sfc: fix crash when reading stats while NIC is resetting efxnetstats .ndogetstats64 can be called during an ethtool selftest, during which time nicdata-mcstats is NULL as the NIC has been fini'd. In this case do not attempt to...

Linux Distros Unpatched Vulnerability : CVE-2023-54156

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - sfc: fix crash when reading stats while NIC is resetting efxnetstats .ndogetstats64 can be called during an ethtool selftest, during which time nicdata-mcstats ...

EUVD-2023-60289

In the Linux kernel, the following vulnerability has been resolved: sfc: fix crash when reading stats while NIC is resetting efxnetstats .ndogetstats64 can be called during an ethtool selftest, during which time nicdata-mcstats is NULL as the NIC has been fini'd. In this case do not attempt to...

EUVD-2022-55797

In the Linux kernel, the following vulnerability has been resolved: ipv6/sit: use DEVSTATSINC to avoid data-races syzbot/KCSAN reported that multiple cpus are updating dev-stats.txerror concurrently. This is because sit tunnels are NETIFFLLTX, meaning their ndostartxmit is not protected by a...

CVE-2025-68742

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix invalid prog-stats access when updateeffectiveprogs fails Syzkaller triggers an invalid memory access issue following fault injection in updateeffectiveprogs. The issue can be described as follows: cgroupbpfdetach...

CVE-2023-54156

In the Linux kernel, the following vulnerability has been resolved: sfc: fix crash when reading stats while NIC is resetting efxnetstats .ndogetstats64 can be called during an ethtool selftest, during which time nicdata-mcstats is NULL as the NIC has been fini'd. In this case do not attempt to...

CVE-2023-54156

In the Linux kernel, the following vulnerability has been resolved: sfc: fix crash when reading stats while NIC is resetting efxnetstats .ndogetstats64 can be called during an ethtool selftest, during which time nicdata-mcstats is NULL as the NIC has been fini'd. In this case do not attempt to...

CVE-2025-68742

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix invalid prog-stats access when updateeffectiveprogs fails Syzkaller triggers an invalid memory access issue following fault injection in updateeffectiveprogs. The issue can be described as follows: cgroupbpfdetach...

UBUNTU-CVE-2023-54156

In the Linux kernel, the following vulnerability has been resolved: sfc: fix crash when reading stats while NIC is resetting efxnetstats .ndogetstats64 can be called during an ethtool selftest, during which time nicdata-mcstats is NULL as the NIC has been fini'd. In this case do not attempt to...

CVE-2023-54156

CVE-2023-54156 affects the Linux kernel sfc/efx_net_stats path where ethtool self-tests can trigger a stats read during NIC reset. If Stats are read while NIC data (mc_stats) is NULL due to fini, there is a NULL dereference in efx_nic_update_stats, potentially crashing the kernel. The advisory's ...

CVE-2023-54156 sfc: fix crash when reading stats while NIC is resetting

In the Linux kernel, the following vulnerability has been resolved: sfc: fix crash when reading stats while NIC is resetting efxnetstats .ndogetstats64 can be called during an ethtool selftest, during which time nicdata-mcstats is NULL as the NIC has been fini'd. In this case do not attempt to...