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 hfsplus not verifying the size of directory records. This could lead to uninitialized value issue...

PT-2026-43732

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the mctp-i2c device where i2c reads fail to initialize the event handler read bytes. This causes reads to return the val variable from the i2c bus driver. In the cases...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs: init flagsvalid before calling vfsfileattrget syzbot reported a uninit-value bug in 1. Similar to the “get” context, where the kernel’s filekattr structure is initialized before calling vfsfileattrget, we should use the same...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021640)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021640 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix uninit-value access in ipmakeskb KMSAN reported uninit-value access in ipmakeskb 1...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021554)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021554 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix uninititialized value in 'ext4evictinode' Syzbot found the following issue:...

kernel: netfilter: flowtable: account for Ethernet header in nf_flow_pppoe_proto()

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: account for Ethernet header in nfflowpppoeproto syzbot found a potential access to uninit-value in nfflowpppoeproto Blamed commit forgot the Ethernet header. BUG: KMSAN: uninit-value in...

kernel: netfilter: flowtable: account for Ethernet header in nf_flow_pppoe_proto()

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: account for Ethernet header in nfflowpppoeproto syzbot found a potential access to uninit-value in nfflowpppoeproto Blamed commit forgot the Ethernet header. BUG: KMSAN: uninit-value in...

OSV-2024-1464 Use-of-uninitialized-value in Splash::compositeBackground

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=513891492 Crash type: Use-of-uninitialized-value Crash state: Splash::compositeBackground SplashOutputDev::setSoftMask Gfx::doSoftMask...

OSV-2026-733 Use-of-uninitialized-value in JBIG2Stream::readSymbolDictSeg

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=512468082 Crash type: Use-of-uninitialized-value Crash state: JBIG2Stream::readSymbolDictSeg JBIG2Stream::readSegments JBIG2Stream::rewind...

OSV-2026-711 Use-of-uninitialized-value in jxl::PerformMulBlending

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511400706 Crash type: Use-of-uninitialized-value Crash state: jxl::PerformMulBlending jxl::PerformBlending jxl::NAVX2::BlendingStage::ProcessRow...

CVE-2026-43474

A flaw was found in the Linux kernel's fuse filesystem. A local user could exploit an uninitialized value vulnerability when calling vfsfileattrget. This could potentially lead to information disclosure or system instability...

CVE-2026-43349

A flaw was found in the Linux kernel's Flash-Friendly File System f2fs. This vulnerability allows a local attacker to cause an uninitialized value access in the f2fssanitychecknodefooter function. This occurs when the system fails to read data from a device into a folio, potentially leading to...

EUVD-2026-28780

In the Linux kernel, the following vulnerability has been resolved: fs: init flagsvalid before calling vfsfileattrget syzbot reported a uninit-value bug in 1. Similar to the "get" context where the kernel's internal filekattr structure is initialized before calling vfsfileattrget, we should use t...

EUVD-2026-28633

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-2026-43474

In the Linux kernel, the following vulnerability has been resolved: fs: init flagsvalid before calling vfsfileattrget syzbot reported a uninit-value bug in 1. Similar to the "get" context where the kernel's internal filekattr structure is initialized before calling vfsfileattrget, we should use t...

CVE-2026-43474

In the Linux kernel, the following vulnerability has been resolved: fs: init flagsvalid before calling vfsfileattrget syzbot reported a uninit-value bug in 1. Similar to the "get" context where the kernel's internal filekattr structure is initialized before calling vfsfileattrget, we should use t...

UBUNTU-CVE-2026-43430

In the Linux kernel, the following vulnerability has been resolved: usb: yurex: fix race in probe The bbu member of the descriptor must be set to the value standing for uninitialized values before the URB whose completion handler sets bbu is submitted. Otherwise there is a window during which...

CVE-2026-43474

In the Linux kernel, the following vulnerability has been resolved: fs: init flagsvalid before calling vfsfileattrget syzbot reported a uninit-value bug in 1. Similar to the "get" context where the kernel's internal filekattr structure is initialized before calling vfsfileattrget, we should use t...

CVE-2026-43474 fs: init flags_valid before calling vfs_fileattr_get

In the Linux kernel, the following vulnerability has been resolved: fs: init flagsvalid before calling vfsfileattrget syzbot reported a uninit-value bug in 1. Similar to the "get" context where the kernel's internal filekattr structure is initialized before calling vfsfileattrget, we should use t...

CVE-2026-43474 fs: init flags_valid before calling vfs_fileattr_get

In the Linux kernel, the following vulnerability has been resolved: fs: init flagsvalid before calling vfsfileattrget syzbot reported a uninit-value bug in 1. Similar to the "get" context where the kernel's internal filekattr structure is initialized before calling vfsfileattrget, we should use t...