CVE-2026-31532

In the Linux kernel, the following vulnerability has been resolved: can: raw: fix ro-uniq use-after-free in rawrcv rawrelease unregisters raw CAN receive filters via canrxunregister, but receiver deletion is deferred with callrcu. This leaves a window where rawrcv may still be running in an RCU...

CVE-2026-31532 can: raw: fix ro->uniq use-after-free in raw_rcv()

In the Linux kernel, the following vulnerability has been resolved: can: raw: fix ro-uniq use-after-free in rawrcv rawrelease unregisters raw CAN receive filters via canrxunregister, but receiver deletion is deferred with callrcu. This leaves a window where rawrcv may still be running in an RCU...

SUSE CVE-2026-31521

In the Linux kernel, the following vulnerability has been resolved: module: Fix kernel panic when a symbol stshndx is out of bounds The module loader doesn't check for bounds of the ELF section index in simplifysymbols: for i = 1; i shsize / sizeofElfSym; i++ const char name = info-strtab +...

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 reuse of a freed resource after the release of the ro-uniq operation in rawrcv. This could le...

PT-2026-34658

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the SocketCAN subsystem of the Linux kernel. The raw release function unregisters raw CAN receive filters through can rx unregister, but the deletion of the...

CVE-2026-31532: Use After Free

In the Linux kernel, the following vulnerability has been resolved: can: raw: fix ro-uniq use-after-free in rawrcv rawrelease unregisters raw CAN receive filters via canrxunregister, but receiver deletion is deferred with callrcu. This leaves a window where rawrcv may still be running in an RCU...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011264)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011264 advisory. In the Linux kernel, the following vulnerability has been resolved: xfrm: Update ipcompscratches with NULL when freed Currently if ipcompallocscratches fails to...

CVE-2026-23294 bpf: Fix race in devmap on PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in devmap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpdevbulkqueue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bqenqueue and devflush run atomically...

PT-2026-30172

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free flaw exists in the SPI subsystem during the controller registration failure path. This issue occurs when per-cpu statistics allocation fails, potentially leading to loca...

PT-2026-34426

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The module loader fails to verify the bounds of the ELF section index within the simplify symbols function. A symbol containing an out-of-bounds st shndx value, such as those defined as...

EUVD-2025-206476

Shadow mode tracing code uses a set of per-CPU variables to avoid cumbersome parameter passing. Some of these variables are written to with guest controlled data, of guest controllable size. That size can be larger than the variable, and bounding of the writes was missing...

Azure Linux 3.0 Security Update: kernel (CVE-2025-38202)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-38202 advisory. - In the Linux kernel, the following vulnerability has been resolved: bpf: Check rcureadlocktraceheld in...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001192)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001192 advisory. The pcpuembedfirstchunk function in mm/percpu.c in the Linux kernel through 4.14.14 allows local users to obtain sensitive address information by reading dmesg data...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000942)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000942 advisory. Use-after-free vulnerability in mm/percpu.c in the Linux kernel through 4.6 allows local users to cause a denial of service BUG or possibly have unspecified other...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003504)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003504 advisory. The pcpuembedfirstchunk function in mm/percpu.c in the Linux kernel through 4.14.14 allows local users to obtain sensitive address information by reading dmesg data...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002819)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002819 advisory. Use-after-free vulnerability in mm/percpu.c in the Linux kernel through 4.6 allows local users to cause a denial of service BUG or possibly have unspecified other...

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...