kernel: powerpc/pseries: Whitelist dtl slub object for copying to userspace

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Whitelist dtl slub object for copying to userspace Reading the dispatch trace log from /sys/kernel/debug/powerpc/dtl/cpu- results in a BUG when the config CONFIGHARDENEDUSERCOPY is enabled as shown below. kernel...

CVE-2025-38415 Squashfs: check return result of sb_min_blocksize

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check return result of sbminblocksize Syzkaller reports an "UBSAN: shift-out-of-bounds in squashfsbioread" bug. Syzkaller forks multiple processes which after mounting the Squashfs filesystem, issues an ioctl"/dev/loop0...

UBUNTU-CVE-2025-38263

In the Linux kernel, the following vulnerability has been resolved: bcache: fix NULL pointer in cachesetflush 1. LINE1794 - LINE1887 is some codes about function of bchcachesetalloc. 2. LINE2078 - LINE2142 is some codes about function of registercacheset. 3. registercacheset will call...

DEBIAN-CVE-2025-38223

In the Linux kernel, the following vulnerability has been resolved: ceph: avoid kernel BUG for encrypted inode with unaligned file size The generic/397 test hits a BUGON for the case of encrypted inode with unaligned file size for example, 33K or 1K: 877.737811 run fstests generic/397 at 2025-01-...

PT-2025-27998 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.13.0-rc5+ Description: A vulnerability in the Linux kernel has been resolved, which caused a kernel BUG when handling encrypted inodes with unaligned file sizes. The issue was identified by the generic/397 tes...

CVE-2022-49970

In the Linux kernel, the following vulnerability has been resolved: bpf, cgroup: Fix kernel BUG in purgeeffectiveprogs Syzkaller reported a triggered kernel BUG as follows: ------------ cut here ------------ kernel BUG at kernel/bpf/cgroup.c:925! invalid opcode: 0000 1 PREEMPT SMP NOPTI CPU: 1 PI...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: The program exits after a state insertion failure at btrfsconvertextentbit. If the insertstate function fails, it returns an error pointer. We then call extentiotreepanic, which will trigger a BUG. However, if CONFIGBUG is...

CVE-2025-37904 btrfs: fix the inode leak in btrfs_iget()

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix the inode leak in btrfsiget BUG There is a bug report that a syzbot reproducer can lead to the following busy inode at unmount time: BTRFS info device loop1: last unmount of filesystem...

CVE-2023-53144

CVE-2023-53144 concerns the Linux kernel erofs subsystem. The connected documentation describes an identified issue where kunmap could be applied to incorrect pages during LZMA decompression on HIGHMEM platforms, leading to a NULL pointer dereference in z_erofs_lzma_decompress and related call ch...

UBUNTU-CVE-2022-49898

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix tree mod log mishandling of reallocated nodes We have been seeing the following panic in production kernel BUG at fs/btrfs/tree-mod-log.c:677! invalid opcode: 0000 1 SMP RIP: 0010:treemodlogrewind+0x1b4/0x200 RSP:...

CVE-2025-22120

In the Linux kernel, the following vulnerability has been resolved: ext4: goto right label 'outmmapsem' in ext4setattr Otherwise, if ext4inodeattachjinode fails, a hung task will happen because filemapinvalidateunlock isn't called to unlock mapping-invalidatelock. Like this: EXT4-fs error device...

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...

UBUNTU-CVE-2023-53029

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Fix the use of GFPKERNEL in atomic context on rt The commit 4af1b64f80fb "octeontx2-pf: Fix lmtst ID used in aura free" uses the get/putcpu to protect the usage of percpu pointer in -aurafreeptr callback, but it als...

kernel: can: bcm: Fix UAF in bcm_proc_show()

In the Linux kernel, the following vulnerability has been resolved: can: bcm: Fix UAF in bcmprocshow BUG: KASAN: slab-use-after-free in bcmprocshow+0x969/0xa80 Read of size 8 at addr ffff888155846230 by task cat/7862 CPU: 1 PID: 7862 Comm: cat Not tainted 6.5.0-rc1-00153-gc8746099c197 230 Hardwar...

Linux Distros Unpatched Vulnerability : CVE-2022-48634

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/gma500: Fix BUG: sleeping function called from invalid context errors gmacrtcpageflip was holding the eventlock spinlock while calling crtcfuncs-modesetbase...

SUSE CVE-2022-49363

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on block address in f2fsdozerorange As Yanming reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215894 I have encountered a bug in F2FS file system in kernel v5.17. I have uploaded the...

CVE-2022-49190

In the Linux kernel, the following vulnerability has been resolved: kernel/resource: fix kfree of bootmem memory again Since commit ebff7d8f270d "mem hotunplug: fix kfree of bootmem memory", we could get a resource allocated during boot via allocresource. And it's required to release the resource...

CVE-2022-49363

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on block address in f2fsdozerorange As Yanming reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215894 I have encountered a bug in F2FS file system in kernel v5.17. I have uploaded the...

UBUNTU-CVE-2022-49666

In the Linux kernel, the following vulnerability has been resolved: powerpc/memhotplug: Add addpages override for PPC With commit ffa0b64e3be5 "powerpc: Fix virtaddrvalid for 64-bit Book3E & 32-bit" the kernel now validate the addr against highmemory value. This results in the below BUGON with da...

UBUNTU-CVE-2022-49363

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on block address in f2fsdozerorange As Yanming reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215894 I have encountered a bug in F2FS file system in kernel v5.17. I have uploaded the...