Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix potential null dereferencing in ext4mbinit In ext4mbinit, ext4mbavgfragmentsizedestroy may be called when sbi-smbavgfragmentsize remains uninitialized e.g., if the groupinfo slab cache allocation fails. Since...

UBUNTU-CVE-2026-43288

In the Linux kernel, the following vulnerability has been resolved: ext4: move ext4percpuparaminit before ext4mbinit When running kvm-xfstests -c ext4/1k -C 1 generic/383 with the DOUBLECHECK macro defined, the following panic is triggered:...

CVE-2026-43288 ext4: move ext4_percpu_param_init() before ext4_mb_init()

In the Linux kernel, the following vulnerability has been resolved: ext4: move ext4percpuparaminit before ext4mbinit When running kvm-xfstests -c ext4/1k -C 1 generic/383 with the DOUBLECHECK macro defined, the following panic is triggered:...

PT-2026-38930

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A panic occurs in the ext4 file system when the DOUBLE CHECK macro is defined. During the execution of mb group bb bitmap alloc, the system reads and validates the block bitmap. If...

PT-2021-29279

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.12.10 Description A memory leak issue was discovered in the ext4 mb init backend function on the error path. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...

PT-2021-25250

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.43 Description A memory leak issue was discovered in the ext4 mb init backend function on the error path. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...

PT-2021-29244

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.43 Description A memory leak issue was discovered in the ext4 mb init backend function on the error path. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...

PT-2021-25285

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.12.10 Description: A memory leak issue was discovered in the ext4 mb init backend function on the error path. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux...