CVE-2022-49702

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix hang during unmount when block group reclaim task is running When we start an unmount, at closectree, if we have the reclaim task running and in the middle of a data block group relocation, we can trigger a deadlock wh...

CVE-2022-49662

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix lockdep splat in in6dumpaddrs As reported by syzbot, we should not use rcudereference when rcureadlock is not held. WARNING: suspicious RCU usage 5.19.0-rc2-syzkaller 0 Not tainted net/ipv6/addrconf.c:5175 suspicious...

CVE-2022-49659

In the Linux kernel, the following vulnerability has been resolved: can: mcan: mcanreadfifo,echotxevent: shift timestamp to full 32 bits In commit 1be37d3b0414 "can: mcan: fix periph RX path: use rx-offload to ensure skbs are sent from softirq context" the RX path for peripheral devices was...

CVE-2022-49663

In the Linux kernel, the following vulnerability has been resolved: tunnels: do not assume mac header is set in skbtunnelcheckpmtu Recently added debug in commit f9aefd6b2aa3 "net: warn if mac header was not set" caught a bug in skbtunnelcheckpmtu, as shown in this syzbot report 1. In ndostartxmi...

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-2022-49727

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix signed integer overflow in l2tpip6sendmsg When len = INTMAX - transhdrlen, ulen = len + transhdrlen will be overflow. To fix, we can follow what udpv6 does and subtract the transhdrlen from the max...

CVE-2022-49258

In the Linux kernel, the following vulnerability has been resolved: crypto: ccree - Fix use after free in cccipherexit kfreesensitivectxp-user.key will free the ctxp-user.key. But ctxp-user.key is still used in the next line, which will lead to a use after free. We can call kfreesensitive after...

CVE-2022-49679

In the Linux kernel, the following vulnerability has been resolved: ARM: Fix refcount leak in axxiabootsecondary offindcompatiblenode returns a node pointer with refcount incremented, we should use ofnodeput on it when done. Add missing ofnodeput to avoid refcount leak...

CVE-2022-49621

In the Linux kernel, the following vulnerability has been resolved: cpufreq: pmac32-cpufreq: Fix refcount leak bug In pmaccpufreqinitMacRISC3, we need to add corresponding ofnodeput for the three node pointers whose refcount have been incremented by offindnodebyname...

CVE-2022-49699

In the Linux kernel, the following vulnerability has been resolved: filemap: Handle sibling entries in filemapgetreadbatch If a read races with an invalidation followed by another read, it is possible for a folio to be replaced with a higher-order folio. If that happens, we'll see a sibling entry...

CVE-2022-49694

In the Linux kernel, the following vulnerability has been resolved: block: disable the elevator int delgendisk The elevator is only used for file system requests, which are stopped in delgendisk. Move disabling the elevator and freeing the scheduler tags to the end of delgendisk instead of doing...

CVE-2022-49317

In the Linux kernel, the following vulnerability has been resolved: f2fs: avoid infinite loop to flush node pages xfstests/generic/475 can give EIO all the time which give an infinite loop to flush node page like below. Let's avoid it. 16418.518551 Call Trace: 16418.518553 ? dmsubmitbio+0x48/0x40...

CVE-2022-49383

In the Linux kernel, the following vulnerability has been resolved: watchdog: rzg2lwdt: Fix 'BUG: Invalid wait context' This patch fixes the issue 'BUG: Invalid wait context' during restart callback by using clkprepareenable instead of pmruntimegetsync for turning on the clocks during restart. Th...

CVE-2022-49403

In the Linux kernel, the following vulnerability has been resolved: lib/stringhelpers: fix not adding strarray to device's resource list Add allocated strarray to device's resource list. This is a must to automatically release strarray when the device disappears. Without this fix we have a memory...

CVE-2022-49543

In the Linux kernel, the following vulnerability has been resolved: ath11k: fix the warning of devwake in mhipmdisabletransition When test device recovery with below command, it has warning in message as below. echo assert /sys/kernel/debug/ath11k/wcn6855\ hw2.0/simulatefwcrash echo assert...

CVE-2022-49525

In the Linux kernel, the following vulnerability has been resolved: media: cx25821: Fix the warning when removing the module When removing the module, we will get the following warning: 14.746697 removeprocentry: removing non-empty directory 'irq/21', leaking at least 'cx258211' 14.747449 WARNING...

CVE-2022-49486

In the Linux kernel, the following vulnerability has been resolved: ASoC: fsl: Fix refcount leak in imxsgtl5000probe offindi2cdevicebynode takes a reference, In error paths, we should call putdevice to drop the reference to aviod refount leak...

CVE-2022-49492

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fix a NULL pointer dereference in nvmeallocadmintags In nvmeallocadmintags, the adminq can be set to an error typically -ENOMEM if the blkmqinitqueue call fails to set up the queue, which is checked immediately after th...

CVE-2022-49607

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix data race between perfeventsetoutput and perfmmapclose Yang Jihing reported a race between perfeventsetoutput and perfmmapclose: CPU1 CPU2 perfmmapclosee2 if atomicdecandtest&e2-rb-mmapcount // 1 - 0 detachrest =...

CVE-2022-49634

In the Linux kernel, the following vulnerability has been resolved: sysctl: Fix data-races in procdou8vecminmax. A sysctl variable is accessed concurrently, and there is always a chance of data-race. So, all readers and writers need some basic protection to avoid load/store-tearing. This patch...