CVE-2026-45912 ext4: don't cache extent during splitting extent

In the Linux kernel, the following vulnerability has been resolved: ext4: don't cache extent during splitting extent Caching extents during the splitting process is risky, as it may result in stale extents remaining in the status tree. Moreover, in most cases, the corresponding extent block entri...

CVE-2026-45912

In the Linux kernel, the following vulnerability has been resolved: ext4: don't cache extent during splitting extent Caching extents during the splitting process is risky, as it may result in stale extents remaining in the status tree. Moreover, in most cases, the corresponding extent block entri...

CVE-2026-45912

CVE-2026-45912 – Linux kernel ext4 caching during extent splitting . The issue affects the ext4 file system in the Linux kernel where, during ext4_split_extent_at(), the kernel may cache or mishandle extents while splitting, potentially leaving a hole in the extent status tree and causing space a...

CVE-2026-45899 ext4: drop extent cache when splitting extent fails

In the Linux kernel, the following vulnerability has been resolved: ext4: drop extent cache when splitting extent fails When the split extent fails, we might leave some extents still being processed and return an error directly, which will result in stale extent entries remaining in the extent...

CVE-2026-45899

In the Linux kernel, the following vulnerability has been resolved: ext4: drop extent cache when splitting extent fails When the split extent fails, we might leave some extents still being processed and return an error directly, which will result in stale extent entries remaining in the extent...

CVE-2026-45899

CVE-2026-45899 is a Linux kernel/ext4 issue where, if a split extent operation fails, stale extent entries may remain in the extent status tree. The fix requires dropping all of the potentially stale extents when the split fails to prevent inconsistent metadata. Exploitation details are not provi...

CVE-2026-45899 ext4: drop extent cache when splitting extent fails

In the Linux kernel, the following vulnerability has been resolved: ext4: drop extent cache when splitting extent fails When the split extent fails, we might leave some extents still being processed and return an error directly, which will result in stale extent entries remaining in the extent...

CVE-2026-45892 ext4: drop extent cache after doing PARTIAL_VALID1 zeroout

In the Linux kernel, the following vulnerability has been resolved: ext4: drop extent cache after doing PARTIALVALID1 zeroout When splitting an unwritten extent in the middle and converting it to initialized in ext4splitextent with the EXT4EXTMAYZEROOUT and EXT4EXTDATAVALID2 flags set, it could...

CVE-2026-45892

CVE-2026-45892 affects the Linux kernel ext4 extent handling. The issue occurs when splitting an unwritten extent in the middle with EXT4_EXT_MAY_ZEROOUT and EXT4_EXT_DATA_VALID2, potentially leaving a stale unwritten extent in the extent status tree after maps are updated. The mitigation is a pa...

CVE-2026-45874 phy: freescale: imx8qm-hsio: fix NULL pointer dereference

In the Linux kernel, the following vulnerability has been resolved: phy: freescale: imx8qm-hsio: fix NULL pointer dereference During the probe the refclkpad pointer is set to NULL if the 'fsl,refclk-pad-mode' property is not defined in the devicetree node. But in imxhsioconfigureclkpad this point...

CVE-2026-45868

CVE-2026-45868 affects the Linux kernel pinctrl: single subsystem (pcs_add_gpio_func). The of_parse_phandle_with_args() path increments a device_node refcount and loops through phandles without releasing it, causing a refcount leak. The fix adds of_node_put() to release the reference after extrac...

Realtek rtl819x - Local Privilege

Exploit Title: Realtek rtl819x - Local Privilege Escalation Date: 2026-05-03 Exploit Author: Daniil Gordeev Vendor Homepage: http://www.realtek.com Software Link: https://github.com/iptime-gpl/userappsn104qi representative GPL release Version: Realtek rtl819x Jungle SDK, all known versions throug...

PT-2026-43741

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the Linux kernel during the probe process. If the fsl,refclk-pad-mode property is not defined in the devicetree node, the refclk pad pointer is set t...

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. This vulnerability stems from the refclkpad pointer in the imx8qm-hsio PHY driver being set to NULL when it is not defin...

PT-2026-43766

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ext4 file system where a failure during the split extent process may cause the system to return an error immediately while some extents are still being processed...

PT-2026-43841

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the btrfs component where the btrfs quota enable function may perform an invalid leaf access. This occurs when the btrfs search slot for read function returns 1,...

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 EDAC driver’s mcprobe function. This function fails to release the device nodes referenced by...

PT-2026-43779

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ext4 file system where caching extents during the splitting process can lead to stale extents remaining in the status tree. Specifically, when ext4 split extent at...

Linux Distros Unpatched Vulnerability : CVE-2026-45899

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: drop extent cache when splitting extent fails When the split extent fails, we might leave some extents still being processed and return an error directly,...

PT-2026-43856

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified openSUSE Tumbleweed versions prior to kernel-devel-7.0.11-1.1 Description A use-after-free issue exists in the testdrv probe function. The function retrieves the device node from the PCI device,...