Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005707)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005707 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: add handling for RAID1C23/DUP to btrfsreduceallocprofile Callers of btrfsreduceallocprofil...

DEBIAN-CVE-2023-53243

In the Linux kernel, the following vulnerability has been resolved: btrfs: add handling for RAID1C23/DUP to btrfsreduceallocprofile Callers of btrfsreduceallocprofile expect it to return exactly one allocation profile flag, and failing to do so may ultimately result in a WARNON and remount-ro whe...

CVE-2024-49868 btrfs: fix a NULL pointer dereference when failed to start a new trasacntion

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix a NULL pointer dereference when failed to start a new trasacntion BUG Syzbot reported a NULL pointer dereference with the following crash: FAULTINJECTION: forcing a failure. starttransaction+0x830/0x1670...

UBUNTU-CVE-2021-4149

A vulnerability was found in btrfsalloctreeb in fs/btrfs/extent-tree.c in the Linux kernel due to an improper lock operation in btrfs. In this flaw, a user with a local privilege may cause a denial of service DOS due to a deadlock problem...