Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the reuse of freed resources, potentially leading to null pointer dereferencing...

CVE-2026-31397: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix use of NULL folio in movepageshugepmd movepageshugepmd handles UFFDIOMOVE for both normal THPs and huge zero pages. For the huge zero page path, srcfolio is explicitly set to NULL, and is used as a sentinel to...

CVE-2026-23433: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: armmpam: Fix null pointer dereference when restoring bandwidth counters When an MSC supporting memory bandwidth monitoring is brought offline and then online, mpamrestorembwustate calls rismsmonread via ipi to restore the...

ROS-20260403-73-0030

A vulnerability in the lpfc/lpfcscsi.c component of the Linux kernel is related to pointer dereferencing errors. Exploitation of the vulnerability allows an attacker to violate data integrity and cause a denial of service...

CVE-2026-23438: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: net: mvpp2: guard flow control update with globaltxfc in buffer switching mvpp2bmswitchbuffers unconditionally calls mvpp2bmpoolupdateprivfc when switching between per-cpu and shared buffer pool modes. This function programs CM3...

CVE-2026-31394: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix crash in ieee80211chanbwchange for APVLAN stations ieee80211chanbwchange iterates all stations and accesses link-reserved.oper via sta-sdata-linklinkid. For stations on APVLAN interfaces e.g. 4addr WDS clients,...

CVE-2026-23467: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/i915/dmc: Fix an unlikely NULL pointer deference at probe inteldmcupdatedc6allowedcount oopses when DMC hasn't been initialized, and dmc is thus NULL. That would be the case when the call path is intelpowerdomainsinithw -...

CVE-2026-23460: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/rose: fix NULL pointer dereference in rosetransmitlink on reconnect syzkaller reported a bug 1, and the reproducer is available at 2. ROSE sockets use four sk-skstate values: TCPCLOSE, TCPLISTEN, TCPSYNSENT, and TCPESTABLISHE...

CVE-2026-23435: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: perf/x86: Move event pointer setup earlier in x86pmuenable A production AMD EPYC system crashed with a NULL pointer dereference in the PMU NMI handler: BUG: kernel NULL pointer dereference, address: 0000000000000198 RIP:...

CVE-2026-23475: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: spi: fix statistics allocation The controller per-cpu statistics is not allocated until after the controller has been registered with driver core, which leaves a window where accessing the sysfs attributes can trigger a...

CVE-2026-23454: Use After Free

In the Linux kernel, the following vulnerability has been resolved: net: mana: fix use-after-free in manahwcdestroychannel by reordering teardown A potential race condition exists in manahwcdestroychannel where hwc-callerctx is freed before the HWC's Completion Queue CQ and Event Queue EQ are...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from race conditions. This vulnerability may lead to null pointer dereferencing or reusing resources after...

CVE-2026-23450: Use After Free

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix NULL dereference and UAF in smctcpsynrecvsock Syzkaller reported a panic in smctcpsynrecvsock 1. smctcpsynrecvsock is called in the TCP receive path softirq via icskafops-synrecvsock on the clcsock TCP listening...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the failure to initialize local variables when restoring the bandwidth counter. This vulnerability may...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from improper access protection during hierarchical structure reading. This vulnerability may lead to null...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from outdated pointer handling in the XDP TX timestamp mechanism, potentially leading to null pointer...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the drmdevunplug function’s ability to re-use resources after release, potentially leading to nul...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the improper timing of the SPI controller’s statistics allocation. This vulnerability may lead to null...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from cleaning up subobjects before the RCU grace period, potentially leading to null pointer dereferencing...

ROS-20260403-73-0038

A vulnerability in the sound/soc/soc-core.c component of the Linux kernel is related to pointer dereferencing errors. Exploitation of the vulnerability allows an attacker to gain access to confidential data, compromise its integrity, and cause a denial-of-service condition...