USN-7383-2 linux-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - x86 architecture; - Block layer subsystem; - Drivers core; - Ublk userspace block driver; -...

USN-7386-1 linux-oem-6.8 vulnerabilities

Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. CVE-2024-8805 Attila Szász discovered that the HFS+ file system...

USN-7384-1: Linux kernel (Azure) vulnerabilities

Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. CVE-2024-8805 Attila Szász discovered that the HFS+ file system...

USN-7383-1 linux, linux-aws, linux-gcp, linux-gcp-6.8, linux-gke, linux-gkeop, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency, linux-oracle, linux-oracle-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - x86 architecture; - Block layer subsystem; - Drivers core; - Ublk userspace block driver; -...

AZL-59367 CVE-2024-12905 affecting package reaper for versions less than 3.1.1-18

An Improper Link Resolution Before File Access "Link Following" and Improper Limitation of a Pathname to a Restricted Directory "Path Traversal". This vulnerability occurs when extracting a maliciously crafted tar file, which can result in unauthorized file writes or overwrites outside the intend...

DEBIAN-CVE-2023-53006

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix oops due to uncleared server-smbdconn in reconnect In smbddestroy, clear the server-smbdconn pointer after freeing the smbdconnection struct that it points to so that reconnection doesn't get confused...

DEBIAN-CVE-2023-52995

In the Linux kernel, the following vulnerability has been resolved: riscv/kprobe: Fix instruction simulation of JALR Set kprobe at 'jalr 1140ra' of vfswrite results in the following crash: 32.092235 Unable to handle kernel access to user memory without uaccess routines at virtual address...

UBUNTU-CVE-2022-49739

In the Linux kernel, the following vulnerability has been resolved: gfs2: Always check inode size of inline inodes Check if the inode size of stuffed inline inodes is within the allowed range when reading inodes from disk gfs2dinodein. This prevents us from on-disk corruption. The two checks in...

UBUNTU-CVE-2023-53006

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix oops due to uncleared server-smbdconn in reconnect In smbddestroy, clear the server-smbdconn pointer after freeing the smbdconnection struct that it points to so that reconnection doesn't get confused...

UBUNTU-CVE-2023-52995

In the Linux kernel, the following vulnerability has been resolved: riscv/kprobe: Fix instruction simulation of JALR Set kprobe at 'jalr 1140ra' of vfswrite results in the following crash: 32.092235 Unable to handle kernel access to user memory without uaccess routines at virtual address...

UBUNTU-CVE-2022-49738

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on iextraisize in isalive syzbot found a f2fs bug: BUG: KASAN: slab-out-of-bounds in datablkaddr fs/f2fs/f2fs.h:2891 inline BUG: KASAN: slab-out-of-bounds in isalive fs/f2fs/gc.c:1117 inline BUG: KASA...

USN-7381-1 linux-lowlatency-hwe-6.11 vulnerabilities

Attila Szász discovered that the HFS+ file system implementation in the Linux Kernel contained a heap overflow vulnerability. An attacker could use a specially crafted file system image that, when mounted, could cause a denial of service system crash or possibly execute arbitrary code...

USN-7381-1: Linux kernel (Low Latency) vulnerabilities

Attila Szász discovered that the HFS+ file system implementation in the Linux Kernel contained a heap overflow vulnerability. An attacker could use a specially crafted file system image that, when mounted, could cause a denial of service system crash or possibly execute arbitrary code...

USN-7380-1 linux-lowlatency vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - x86...

USN-7379-1 linux, linux-aws, linux-azure, linux-gcp, linux-hwe-6.11, linux-oracle, linux-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - x86...

AZL-59405 CVE-2025-21887 affecting package kernel for versions less than 5.15.180.1-1

In the Linux kernel, the following vulnerability has been resolved: ovl: fix UAF in ovldentryupdatereval by moving dput in ovllinkup The issue was caused by dputupper being called before ovldentryupdatereval, while upper-dflags was still accessed in ovldentryremote. Move dputupper after its last...

CVE-2025-21879

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free on inode when scanning root during em shrinking At btrfsscanroot we are accessing the inode's root and fsinfo in a call to btrfsfsclosing after we have scheduled the inode for a delayed iput, and that ca...

UBUNTU-CVE-2025-21879

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free on inode when scanning root during em shrinking At btrfsscanroot we are accessing the inode's root and fsinfo in a call to btrfsfsclosing after we have scheduled the inode for a delayed iput, and that ca...

CVE-2025-21887 ovl: fix UAF in ovl_dentry_update_reval by moving dput() in ovl_link_up

In the Linux kernel, the following vulnerability has been resolved: ovl: fix UAF in ovldentryupdatereval by moving dput in ovllinkup The issue was caused by dputupper being called before ovldentryupdatereval, while upper-dflags was still accessed in ovldentryremote. Move dputupper after its last...

CVE-2025-21887 ovl: fix UAF in ovl_dentry_update_reval by moving dput() in ovl_link_up

In the Linux kernel, the following vulnerability has been resolved: ovl: fix UAF in ovldentryupdatereval by moving dput in ovllinkup The issue was caused by dputupper being called before ovldentryupdatereval, while upper-dflags was still accessed in ovldentryremote. Move dputupper after its last...