CVE-2022-49497 net: remove two BUG() from skb_checksum_help()

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...

CVE-2022-49464 erofs: fix buffer copy overflow of ztailpacking feature

In the Linux kernel, the following vulnerability has been resolved: erofs: fix buffer copy overflow of ztailpacking feature I got some KASAN report as below: 46.959738 ================================================================== 46.960430 BUG: KASAN: use-after-free in...

CVE-2022-49464

CVE-2022-49464 relates to a Linux kernel erofs tail pcluster handling bug: when ztailpacking is used, the second part of an uncompressed tail pcluster may not match rq->pageofs_out, causing a use-after-free in z_erofs_shifted_transform and potential memory access after free. A fix was implemen...

CVE-2022-49464 erofs: fix buffer copy overflow of ztailpacking feature

In the Linux kernel, the following vulnerability has been resolved: erofs: fix buffer copy overflow of ztailpacking feature I got some KASAN report as below: 46.959738 ================================================================== 46.960430 BUG: KASAN: use-after-free in...

CVE-2022-49464

In the Linux kernel, the following vulnerability has been resolved: erofs: fix buffer copy overflow of ztailpacking feature I got some KASAN report as below: 46.959738 ================================================================== 46.960430 BUG: KASAN: use-after-free in...

CVE-2022-49364 f2fs: fix to clear dirty inode in f2fs_evict_inode()

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-2022-49364

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-2022-49363 f2fs: fix to do sanity check on block address in f2fs_do_zero_range()

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-2022-49361 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:...

CVE-2022-49341 bpf, arm64: Clear prog->jited_len along prog->jited

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Clear prog-jitedlen along prog-jited syzbot reported an illegal copytouser attempt from bpfproggetinfobyfd 1 There was no repro yet on this bug, but I think that commit 0aef499f3172 "mm/usercopy: Detect vmalloc...

CVE-2022-49328

CVE-2022-49328 is a vulnerability in the Linux kernel mt76 driver where a use-after-free can occur in mt76_txq_schedule due to an unprotected wcid pointer (non-RCU). The issue is addressed by guarding the mtxq->wcid with an rcu_lock between mt76_txq_schedule and sta_info_alloc/free, per the re...

CVE-2022-49328

In the Linux kernel, the following vulnerability has been resolved: mt76: fix use-after-free by removing a non-RCU wcid pointer Fixes an issue caught by KASAN about use-after-free in mt76txqschedule by protecting mtxq-wcid with rculock between mt76txqschedule and stainfoalloc, free. 18853.876689...

CVE-2022-49276

CVE-2022-49276 affects the Linux kernel’s JFFS2 file-system code. A memory leak can occur in jffs2_scan_medium when an error in jffs2_scan_eraseblock() adds memory to jffs2_summary, leading to unreferenced allocations reported by kmemleak. The advisory notes that on exit the memory should be rele...

CVE-2022-49202

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciuart: add missing NULL check in h5enqueue Syzbot hit general protection fault in pmruntimeresume. The problem was in missing NULL check. hu-serdev can be NULL and we should not blindly pass &serdev-dev somewhere,...

CVE-2022-49176 bfq: fix use-after-free in bfq_dispatch_request

In the Linux kernel, the following vulnerability has been resolved: bfq: fix use-after-free in bfqdispatchrequest KASAN reports a use-after-free report when doing normal scsi-mq test 69832.239032 ================================================================== 69832.241810 BUG: KASAN:...

CVE-2022-49176 bfq: fix use-after-free in bfq_dispatch_request

In the Linux kernel, the following vulnerability has been resolved: bfq: fix use-after-free in bfqdispatchrequest KASAN reports a use-after-free report when doing normal scsi-mq test 69832.239032 ================================================================== 69832.241810 BUG: KASAN:...

CVE-2022-49176 bfq: fix use-after-free in bfq_dispatch_request

In the Linux kernel, the following vulnerability has been resolved: bfq: fix use-after-free in bfqdispatchrequest KASAN reports a use-after-free report when doing normal scsi-mq test 69832.239032 ================================================================== 69832.241810 BUG: KASAN:...

CVE-2022-49062 cachefiles: Fix KASAN slab-out-of-bounds in cachefiles_set_volume_xattr

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix KASAN slab-out-of-bounds in cachefilessetvolumexattr Use the actual length of volume coherency data when setting the xattr to avoid the following KASAN report. BUG: KASAN: slab-out-of-bounds in...

CVE-2022-49062

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix KASAN slab-out-of-bounds in cachefilessetvolumexattr Use the actual length of volume coherency data when setting the xattr to avoid the following KASAN report. BUG: KASAN: slab-out-of-bounds in...

CVE-2022-49062 cachefiles: Fix KASAN slab-out-of-bounds in cachefiles_set_volume_xattr

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix KASAN slab-out-of-bounds in cachefilessetvolumexattr Use the actual length of volume coherency data when setting the xattr to avoid the following KASAN report. BUG: KASAN: slab-out-of-bounds in...