CVE-2022-49418 NFSv4: Fix free of uninitialized nfs4_label on referral lookup.

In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fix free of uninitialized nfs4label on referral lookup. Send along the already-allocated fattr along with nfs4fslocations, and drop the memcpy of fattr. We end up growing two more allocations, but this fixes up a crash as:...

CVE-2022-49413 bfq: Update cgroup information before merging bio

In the Linux kernel, the following vulnerability has been resolved: bfq: Update cgroup information before merging bio When the process is migrated to a different cgroup or in case of writeback just starts submitting bios associated with a different cgroup bfqmergebio can operate with stale cgroup...

CVE-2022-49406 block: Fix potential deadlock in blk_ia_range_sysfs_show()

In the Linux kernel, the following vulnerability has been resolved: block: Fix potential deadlock in blkiarangesysfsshow When being read, a sysfs attribute is already protected against removal with the kobject node active reference counter. As a result, in blkiarangesysfsshow, there is no need to...

CVE-2022-49403

The CVE-2022-49403 entry concerns the Linux kernel component lib/string_helpers. The vulnerability was resolved by adding an allocated strarray to a device’s resource list, ensuring automatic release when the device disappears. Root cause: strarray not being added to the device’s resource list, w...

CVE-2022-49394 blk-iolatency: Fix inflight count imbalances and IO hangs on offline

In the Linux kernel, the following vulnerability has been resolved: blk-iolatency: Fix inflight count imbalances and IO hangs on offline iolatency needs to track the number of inflight IOs per cgroup. As this tracking can be expensive, it is disabled when no cgroup has iolatency configured for th...

CVE-2022-49377 blk-mq: don't touch ->tagset in blk_mq_get_sq_hctx

In the Linux kernel, the following vulnerability has been resolved: blk-mq: don't touch -tagset in blkmqgetsqhctx blkmqrunhwqueues could be run when there isn't queued request and after queue is cleaned up, at that time tagset is freed, because tagset lifetime is covered by driver, and often free...

CVE-2022-49360

CVE-2022-49360 (Linux kernel, f2fs): The issue arises from a root-cause mismatch where ckpt.valid_block_count is inconsistent with the SIT table, causing a panic during garbage collection when the LFS allocator cannot find a free segment despite the filesystem reporting free blocks. The reference...

CVE-2022-49350

CVE-2022-49350 affects the Linux kernel in the net/mdio area, where the symbol mdio_bus_init is annotated with init and exported. The combination of EXPORT_SYMBOL with init places code in .init.text, which may be freed after init and lead to a kernel panic if accessed by modules. The public advis...

CVE-2022-49317 f2fs: avoid infinite loop to flush node pages

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-2022-49312 staging: rtl8712: fix a potential memory leak in r871xu_drv_init()

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix a potential memory leak in r871xudrvinit In r871xudrvinit, if r8712initdrvsw fails, then the memory allocated by r8712allocioqueue in r8712usbdvobjinit is not properly released as there is no action will be...

CVE-2022-49273 rtc: pl031: fix rtc features null pointer dereference

In the Linux kernel, the following vulnerability has been resolved: rtc: pl031: fix rtc features null pointer dereference When there is no interrupt line, rtc alarm feature is disabled. The clearing of the alarm feature bit was being done prior to allocations of ldata-rtc device, resulting in a...

CVE-2022-49271 cifs: prevent bad output lengths in smb2_ioctl_query_info()

In the Linux kernel, the following vulnerability has been resolved: cifs: prevent bad output lengths in smb2ioctlqueryinfo When calling smb2ioctlqueryinfo with smbqueryinfo::flags=PASSTHRUFSCTL and smbqueryinfo::outputbufferlength=0, the following would return 0x10 buffer = memdupuserarg +...

CVE-2022-49256 watch_queue: Actually free the watch

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Actually free the watch freewatch does everything barring actually freeing the watch object. Fix this by adding the missing kfree. kmemleak produces a report something like the following. Note that as an address can b...

CVE-2022-49239

In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: wcd934x: Add missing ofnodeput in wcd934xcodecparsedata The devicenode pointer is returned by ofparsephandle with refcount incremented. We should use ofnodeput on it when done. This is similar to commit 64b92de9603f...

CVE-2022-49225

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921s: fix a possible memory leak in mt7921loadpatch Always release fw data at the end of mt7921loadpatch routine...

CVE-2022-49207

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix memleak in skpsockqueuemsg If tcpbpfsendmsg is running during a tear down operation we may enqueue data on the ingress msg queue while tear down is trying to free it. sk1 redirect sk2 sk2 -------------------...

CVE-2022-49197

CVE-2022-49197 affects the Linux kernel’s netlink af_netlink path. When netlink messages are received, netlink_recvmsg() fills sender info including a 32-bit nl_groups bitfield that indicates multicast group membership. The issue is a shift-out-of-bounds in computing the group mask for high-numbe...

CVE-2022-49188

In the Linux kernel, the following vulnerability has been resolved: remoteproc: qcomq6v5mss: Fix some leaks in q6v5allocmemoryregion The devicenode pointer is returned by ofparsephandle or ofgetchildbyname with refcount incremented. We should use ofnodeput on it when done. This function only call...

CVE-2022-49177 hwrng: cavium - fix NULL but dereferenced coccicheck error

In the Linux kernel, the following vulnerability has been resolved: hwrng: cavium - fix NULL but dereferenced coccicheck error Fix following coccicheck warning: ./drivers/char/hwrandom/cavium-rng-vf.c:182:17-20: ERROR: pdev is NULL but dereferenced...

CVE-2022-49155

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Suppress a kernel complaint in qlacreateqpair 12.323788 BUG: using smpprocessorid in preemptible 00000000 code: systemd-udevd/1020 12.332297 caller is qla2xxxcreateqpair+0x32a/0x5d0 qla2xxx 12.338417 CPU: 7 PID: 10...