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 the Linux kernel that stems from a misconfiguration of the clock source, which could cause the kernel to crash...

PT-2025-25990 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A use-after-free issue in the Linux kernel has been identified, specifically in the virtio-blk component. The issue occurs when the hctx-user data is set to vq in virtblk init hctx, bu...

PT-2025-25973 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved, which prevented a crash on an unused port. The issue occurred when the port was neither a CPU port nor a user port, resulting in ...

PT-2025-25989

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been identified, related to the dsa tree change tag proto function. This function may cause unexpected behavior when dsa tree notify fails,...

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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 the Linux kernel that stems from a race condition between setblocksize and the read path, which could cause the kernel to crash...

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 the Linux kernel that stems from a potential divide-by-zero error in fbpm2fb, which could cause the kernel to crash...

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 the Linux kernel, which stems from the arkfb driver's divide-by-zero error in arksetpixclock, which could lead to a crash...

PT-2025-25810

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to the fixed version Description A vulnerability in the Linux kernel has been resolved, related to the nvmet-tcp module. The issue occurs when the TCP connection is not established, causing the queue-state change to...

PT-2025-33802

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw exists in the Linux kernel's Wi-Fi driver for rtl818x devices. Specifically, the issue involves the order of operations during the rtl8187 stop function. Failing to kill URBs US...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mtd: spi-nor: sst: Fixed the issue where only one byte of data was written, regardless of the number of bytes passed to sstnorwritedata, causing a kernel crash during the write operation. The change introduced by “commit...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Media: MediTech; vcodec: Fixed the VP8 stateless decoder’s “smatch” warning. A “smatch” static checker warning was also fixed in vdecvp8reqif.c. This issue causes the kernel to crash when fb is set to NULL...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: sched: A potential NULL pointer dereferencing issue exists in the GRED scheduler. If kzalloc in gredinit returns a NULL pointer, the code follows the error handling path and invokes greddestroy. This, in turn, calls gredoffload. ...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: LoongArch: The hugepteoffset function currently returns a pointer to a PMD slot, even when the underlying entry points to an invalid invalidptetable indicating no mapping. Functions like smapshugetlbrange retrieve this invalid...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211: Purge vif txq in ieee80211dostop After ieee80211dostop, the packets from vif’s txq might still be processed. Another concurrent call to scheduleandwaketxq could cause those packets to be dequeued see...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: batman-adv: fixed a panic that occurred during the removal of an interface. Reference counting is used to ensure that batadvhardifneighnode and batadvhardiface are not freed before/during the completion of...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5: The port select structure is cleared when attempting to create it. The port select structure is cleared in case of an error, so no stale values remain after the definers are destroyed. This is because the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: book3s64/radix: Align the start address of the vmemmap section with PAGESIZE. The vmemmap altmap is a device-provided region used to provide backing storage for struct pages. For each namespace, the altmap should belong to the sa...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: The hanghws function in debugfs skips the GPU when using MES. The hanghws function is used in GPU reset tests involving HWS. For MES, this results in a crash. The issue occurs due to NULL pointer access in the kernel,...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Fixed a double accounting race when btrfsrundelallocrange fails. BUG When running btrfs with a block size 4K smaller than the page size 64K, aarch64, there is a very high chance of crashing the kernel at generic/750, wi...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: usb: renesasusbhs: Flush the notifyhotplugwork When performing continuous unbind/bind operations on the USB drivers available on the Renesas RZ/G2L SoC, a kernel crash with the message “Unable to handle kernel NULL pointer...