CVE-2022-49465

In the Linux kernel, the following vulnerability has been resolved: blk-throttle: Set BIOTHROTTLED when bio has been throttled 1.In current process, all bio will set the BIOTHROTTLED flag after blkthrotlbio. 2.If bio needs to be throttled, it will start the timer and stop submit bio directly. Bio...

CVE-2022-49452

In the Linux kernel, the following vulnerability has been resolved: dpaa2-eth: retrieve the virtual address before dmaunmap The TSO header was DMA unmapped before the virtual address was retrieved and then used to free the buffer. This meant that we were actually removing the DMA map and then...

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...

DEBIAN-CVE-2022-49278

In the Linux kernel, the following vulnerability has been resolved: remoteproc: Fix count check in rproccoredumpwrite Check count for 0, to avoid a potential underflow. Make the check the same as the one in rprocrecoverywrite...

CVE-2022-49268

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: Intel: Fix NULL ptr dereference when ENOMEM Do not call snddmafreepages when snddmaallocpages returns -ENOMEM because it leads to a NULL pointer dereference bug. The dmesg says: T1387 sof-audio-pci-intel-tgl...

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-2022-49361

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:...

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-2022-49497

In the Linux kernel, the following vulnerability has been resolved: net: remove two BUG from skbchecksumhelp I have a syzbot report that managed to get a crash in skbchecksumhelp If syzbot can trigger these BUG, it makes sense to replace them with more friendly WARNONONCE since skbchecksumhelp ca...

UBUNTU-CVE-2022-49380

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid f2fsbugon in decvalidnodecount As Yanming reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215897 I have encountered a bug in F2FS file system in kernel v5.17. The kernel should enable...

CVE-2022-49174

In the Linux kernel, the following vulnerability has been resolved: ext4: fix ext4mbmarkbb with flexbg with fastcommit In case of flexbg feature which is by default enabled, extents for any given inode might span across blocks from two different block group. ext4mbmarkbb only reads the bufferhead...

CVE-2022-49166

In the Linux kernel, the following vulnerability has been resolved: ntfs: add sanity check on allocation size ntfsreadinodemount invokes ntfsmallocnofs with zero allocation size. It triggers one BUG in the ntfsmalloc function. Fix this by adding sanity check on ni-attrlistsize...

DEBIAN-CVE-2022-49166

In the Linux kernel, the following vulnerability has been resolved: ntfs: add sanity check on allocation size ntfsreadinodemount invokes ntfsmallocnofs with zero allocation size. It triggers one BUG in the ntfsmalloc function. Fix this by adding sanity check on ni-attrlistsize...

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-2022-49063

In the Linux kernel, the following vulnerability has been resolved: ice: arfs: fix use-after-free when freeing @rxcpurmap The CI testing bots triggered the following splat: 718.203054 BUG: KASAN: use-after-free in freeirqcpurmap+0x53/0x80 718.206349 Read of size 4 at addr ffff8881bd127e00 by task...

UBUNTU-CVE-2021-47646

In the Linux kernel, the following vulnerability has been resolved: Revert "Revert "block, bfq: honor already-setup queue merges"" A crash 1 happened to be triggered in conjunction with commit 2d52c58b9c9b "block, bfq: honor already-setup queue merges". The latter was then reverted by commit...

CVE-2022-49710 dm mirror log: round up region bitmap size to BITS_PER_LONG

In the Linux kernel, the following vulnerability has been resolved: dm mirror log: round up region bitmap size to BITSPERLONG The code in dm-log rounds up bitsetsize to 32 bits. It then uses findnextzerobitle on the allocated region. findnextzerobitle accesses the bitmap using unsigned long...

CVE-2022-49708 ext4: fix bug_on ext4_mb_use_inode_pa

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-2022-49708

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-2022-49707 ext4: add reserved GDT blocks check

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...