CVE-2022-49707

In the Linux kernel, the following vulnerability has been resolved: ext4: add reserved GDT blocks check We capture a NULL pointer issue when resizing a corrupt ext4 image which is freshly clear resizeinode feature not run e2fsck. It could be simply reproduced by following steps. The problem is...

DEBIAN-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...

CVE-2022-49450

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix listen setting the bar too high for the prealloc rings AFRXRPC's listen handler lets you set the backlog up to 32 if you bump up the sysctl, but whilst the preallocation circular buffers have 32 slots in them, one of...

CVE-2022-49361

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check for inline inode Yanming reported a kernel bug in Bugzilla kernel 1, which can be reproduced. The bug message is: The kernel message is shown below: kernel BUG at fs/inode.c:611! Call Trace:...

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-2022-49363

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...

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...

DEBIAN-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-2022-49118

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Free irq vectors in order for v3 HW If the driver probe fails to request the channel IRQ or fatal IRQ, the driver will free the IRQ vectors before freeing the IRQs in freeirq, and this will cause a kernel BUG like...

DEBIAN-CVE-2022-49083

In the Linux kernel, the following vulnerability has been resolved: iommu/omap: Fix regression in probe for NULL pointer dereference Commit 3f6634d997db "iommu: Use right way to retrieve iommuops" started triggering a NULL pointer dereference for some omap variants: iommuprobedevice from...

DEBIAN-CVE-2022-49073

In the Linux kernel, the following vulnerability has been resolved: ata: satadwc460ex: Fix crash due to OOB write the driver uses libata's "tag" values from in various arrays. Since the mentioned patch bumped the ATATAGINTERNAL to 32, the value of the SATADWCQCMDMAX needs to account for that...

CVE-2022-49708

CVE-2022-49708 affects the Linux kernel ext4 file system (mballoc allocator). The issue is triggered by a BUG_ON path in ext4_mb_use_inode_pa during disk space accounting, leading to a kernel crash when fsync/writeback paths exercise preallocation and inode pa blocks. Reproduction steps involve c...

CVE-2022-49708

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon ext4mbuseinodepa Hulk Robot reported a BUGON: ================================================================== kernel BUG at fs/ext4/mballoc.c:3211! ... RIP: 0010:ext4mbmarkdiskspaceused.cold+0x85/0x136f ... Cal...

CVE-2022-49414 ext4: fix race condition between ext4_write and ext4_convert_inline_data

In the Linux kernel, the following vulnerability has been resolved: ext4: fix race condition between ext4write and ext4convertinlinedata Hulk Robot reported a BUGON: ================================================================== EXT4-fs error device loop3: ext4mbgeneratebuddy:805: group 0,...

CVE-2022-49409 ext4: fix bug_on in __es_tree_search

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in estreesearch Hulk Robot reported a BUGON: ================================================================== kernel BUG at fs/ext4/extentsstatus.c:199! ... RIP: 0010:ext4esend fs/ext4/extentsstatus.c:199 inline...

CVE-2022-49409

Summary: CVE-2022-49409 covers a Linux kernel ext4 bug that can trigger a BUG_ON in __es_tree_search due to a faulty check in ext4_valid_extent_entries when validating extents. The issue can occur during quota-related quota inode loading, propagating through ext4/extents.c to ext4_bread, quota_re...

CVE-2022-49380

The CVE-2022-49380 entry concerns a Linux kernel F2FS bug where total_valid_block_count/total_valid_node_count could fuzz to zero, leading to a BUG_ON() during dec_valid_node_count() in f2fs_remove_inode_page()/f2fs_evict_inode(). The issue was fixed by printing a warning and changing behavior to...

CVE-2022-49364

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to clear dirty inode in f2fsevictinode As Yanming reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215904 The kernel message is shown below: kernel BUG at fs/f2fs/inode.c:825! Call Trace: evict+0x282/0x4...

CVE-2022-49361 f2fs: fix to do sanity check for inline inode

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check for inline inode Yanming reported a kernel bug in Bugzilla kernel 1, which can be reproduced. The bug message is: The kernel message is shown below: kernel BUG at fs/inode.c:611! Call Trace:...