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 uninitialized data in the RTMGETNEIGH response message in the net/mctp module. This could lead to t...

Linux Distros Unpatched Vulnerability : CVE-2026-45930

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: mctp: ensure our nlmsg responses are initialised Syed Faraz Abrar @farazsth98 from Zellic, and Pumpkin @u1f383 from DEVCORE Research Team working with Tren...

CVE-2026-45930: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: mctp: ensure our nlmsg responses are initialised Syed Faraz Abrar @farazsth98 from Zellic, and Pumpkin @u1f383 from DEVCORE Research Team working with Trend Micro Zero Day Initiative report that a RTMGETNEIGH will return...

PT-2026-51730

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description A stack information leak exists in the tap ioctl function during the SIOCGIFHWADDR path. The function copies 16 bytes of an uninitialized on-stack sockaddr storage structure to userspace...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: A fix was made to avoid accessing uninitialized data in f2fssanitychecknodefooter. syzbot reported the following bug: BUG: KMSAN: Access to uninitialized data in f2fssanitychecknodefooter+0x374/0xa20; file...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Staging: GPIB – Fix for the unset padding field being copied back to userspace. The introduction of a padding field in the gpibboardinfoioctl structure appears as initialized data on the stack frame that is copied back to userspa...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iio: accel: sca3300: fixed uninitialized iio scan data Fixed the potential leak of uninitialized stack data into the user space by ensuring that the channels array is cleared before use...

PT-2026-42006

Name of the Vulnerable Software and Affected Versions libheif versions prior to 1.22.0 Description When decoding a HEIF grid image with strict decoding set to false the default, a corrupted tile may fail to decode silently. The library returns heif error Ok without indicating failure, resulting i...

SUSE CVE-2026-43349

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid uninit-value access in f2fssanitychecknodefooter syzbot reported a f2fs bug as below: BUG: KMSAN: uninit-value in f2fssanitychecknodefooter+0x374/0xa20 fs/f2fs/node.c:1520 f2fssanitychecknodefooter+0x374/0xa20...

Unity Linux 20.1060e / 20.1070e Security Update: curl (UTSA-2026-017661)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017661 advisory. curl 7.7 through 7.76.1 suffers from an information disclosure when the -t command line option, known as CURLOPTTELNETOPTIONS in libcurl, is used to send...

Unity Linux 20.1060e / 20.1070e Security Update: curl (UTSA-2026-017588)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017588 advisory. curl supports the -t command line option, known as CURLOPTTELNETOPTIONSin libcurl. This rarely used option is used to send variable=content pairs toTELNET servers.Du...

CVE-2026-43351

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM for arm64 architectures. When a virtual Generic Interrupt Controller GIC is created, a failure in the vgicallocateprivateirqslocked function can leave internal data structures uninitialized. This can lead to a system crash wh...

CVE-2026-43349

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid uninit-value access in f2fssanitychecknodefooter syzbot reported a f2fs bug as below: BUG: KMSAN: uninit-value in f2fssanitychecknodefooter+0x374/0xa20 fs/f2fs/node.c:1520 f2fssanitychecknodefooter+0x374/0xa20...

UBUNTU-CVE-2026-43291

In the Linux kernel, the following vulnerability has been resolved: net: nfc: nci: Fix parameter validation for packet data Since commit 9c328f54741b "net: nfc: nci: Add parameter validation for packet data" communication with nci nfc chips is not working any more. The mentioned commit tries to f...

CVE-2026-43349 f2fs: fix to avoid uninit-value access in f2fs_sanity_check_node_footer

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid uninit-value access in f2fssanitychecknodefooter syzbot reported a f2fs bug as below: BUG: KMSAN: uninit-value in f2fssanitychecknodefooter+0x374/0xa20 fs/f2fs/node.c:1520 f2fssanitychecknodefooter+0x374/0xa20...

CVE-2026-43291

CVE-2026-43291 affects the Linux kernel NFC NCI subsystem. A parameter validation flaw for variable-length data packets can trigger a DoS by breaking NFC communication with NCI chips. Root cause: code compared variable-length packet data against a maximum length derived from sizeof(struct), ignor...

CVE-2026-43291 net: nfc: nci: Fix parameter validation for packet data

In the Linux kernel, the following vulnerability has been resolved: net: nfc: nci: Fix parameter validation for packet data Since commit 9c328f54741b "net: nfc: nci: Add parameter validation for packet data" communication with nci nfc chips is not working any more. The mentioned commit tries to f...

CVE-2026-43291 net: nfc: nci: Fix parameter validation for packet data

In the Linux kernel, the following vulnerability has been resolved: net: nfc: nci: Fix parameter validation for packet data Since commit 9c328f54741b "net: nfc: nci: Add parameter validation for packet data" communication with nci nfc chips is not working any more. The mentioned commit tries to f...

PT-2026-39000

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the f2fs file system where the f2fs finish read bio function may access uninitialized data in a folio if the system fails to read data from the device into that folio...

Linux Distros Unpatched Vulnerability : CVE-2026-43408

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ceph: add a bunch of missing cephpathinfo initializers cephmdscbuildpath must be called with a zero-initialized cephpathinfo parameter, or else the following...