Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: jbd2: fixed data-race and null-ptr-deref in jbd2journaldirtymetadata Since handle-htransaction may be a NULL pointer, we should change it by calling ishandleabortedhandle before dereferencing it. The following data-race was...

CVE-2026-52944 ksmbd: fix FSCTL permission bypass by adding a permission check for FSCTL_SET_SPARSE

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix FSCTL permission bypass by adding a permission check for FSCTLSETSPARSE FSCTLSETSPARSE in fsctlsetsparse modifies the file's sparse attribute and saves it through xattr without any permission checks. This exposes two...

EUVD-2026-38734

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix FSCTL permission bypass by adding a permission check for FSCTLSETSPARSE FSCTLSETSPARSE in fsctlsetsparse modifies the file's sparse attribute and saves it through xattr without any permission checks. This exposes two...

CVE-2026-52944

Technical details are not publicly available in the provided documents. The CVE describes a permission bypass in ksmbd/fsctl_set_sparse, but no concrete affected products/versions/fixes are included here. Monitor for updates and vendor advisories.

PT-2026-51759

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the Linux kernel, the fsctl set sparse function fails to perform necessary permission checks when processing the FSCTL SET SPARSE operation. This allows a client on a read-only share ...

libssh: out-of-bounds read in sftp_handle()

A flaw was found in the libssh library in versions less than 0.11.2. An out-of-bounds read can be triggered in the sftphandle function due to an incorrect comparison check that permits the function to access memory beyond the valid handle list and to return an invalid pointer, which is used in...

EUVD-2017-17213

Malware in sbrugna...

CVE-2022-50282

In the Linux kernel, the following vulnerability has been resolved: chardev: fix error handling in cdevdeviceadd While doing fault injection test, I got the following report: ------------ cut here ------------ kobject: 'null' 0000000039956980: is not initialized, yet kobjectput is being called...