CVE-2022-49894 cxl/region: Fix region HPA ordering validation

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix region HPA ordering validation Some regions may not have any address space allocated. Skip them when validating HPA order otherwise a crash like the following may result: devmcxladdregion: cxlacpi cxlacpi.0:...

CVE-2022-49891 tracing: kprobe: Fix memory leak in test_gen_kprobe/kretprobe_cmd()

In the Linux kernel, the following vulnerability has been resolved: tracing: kprobe: Fix memory leak in testgenkprobe/kretprobecmd testgenkprobecmd only free buf in fail path, hence buf will leak when there is no failure. Move kfreebuf from fail path to common path to prevent the memleak. The sam...

CVE-2022-49891

In the Linux kernel, the following vulnerability has been resolved: tracing: kprobe: Fix memory leak in testgenkprobe/kretprobecmd testgenkprobecmd only free buf in fail path, hence buf will leak when there is no failure. Move kfreebuf from fail path to common path to prevent the memleak. The sam...

CVE-2022-49887 media: meson: vdec: fix possible refcount leak in vdec_probe()

In the Linux kernel, the following vulnerability has been resolved: media: meson: vdec: fix possible refcount leak in vdecprobe v4l2deviceunregister need to be called to put the refcount got by v4l2deviceregister when vdecprobe fails or vdecremove is called...

CVE-2022-49883 KVM: x86: smm: number of GPRs in the SMRAM image depends on the image format

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: smm: number of GPRs in the SMRAM image depends on the image format On 64 bit host, if the guest doesn't have X86FEATURELM, KVM will access 16 gprs to 32-bit smram image, causing out-ouf-bound ram access. On 32 bit host,...

CVE-2022-49876

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix general-protection-fault in ieee80211subifstartxmit When device is running and the interface status is changed, the gpf issue is triggered. The problem triggering process is as follows: Thread A: Thread B...

CVE-2022-49870

In the Linux kernel, the following vulnerability has been resolved: capabilities: fix undefined behavior in bit shift for CAPTOMASK Shifting signed 32-bit value by 31 bits is undefined, so changing significant bit to unsigned. The UBSAN warning calltrace like below: UBSAN: shift-out-of-bounds in...

CVE-2022-49866

CVE-2022-49866 concerns a memory‑leak in the Linux kernel’s MHI/wwan path: the MHI driver registered a network device without marking needs_free_netdev, so free_netdev() wasn’t called on unregister. The public sources describe a patch that sets needs_free_netdev to true when registering the netwo...

CVE-2022-49866 net: wwan: mhi: fix memory leak in mhi_mbim_dellink

In the Linux kernel, the following vulnerability has been resolved: net: wwan: mhi: fix memory leak in mhimbimdellink MHI driver registers network device without setting the needsfreenetdev flag, and does NOT call freenetdev when unregisters network device, which causes a memory leak. This patch...

CVE-2022-49863

CVE-2022-49863 affects the Linux kernel CAN stack (af_can) where can_rx_register() dereferences ml_priv when dev_rcv_lists is NULL, leading to a NULL pointer dereference during CAN socket binding. The issue occurs during a sequence that binds a vxcan/bond setup to a CAN socket via netlink/socket ...

CVE-2022-49863

In the Linux kernel, the following vulnerability has been resolved: can: afcan: fix NULL pointer dereference in canrxregister It causes NULL pointer dereference when testing as following: a use syscallNRsocket, 0x10ul, 3ul, 0 to create netlink socket. b use syscallNRsendmsg, ... to create bond li...

CVE-2022-49858 octeontx2-pf: Fix SQE threshold checking

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Fix SQE threshold checking Current way of checking available SQE count which is based on HW updated SQB count could result in driver submitting an SQE even before CQE for the previously transmitted SQE at the same...

CVE-2022-49848 phy: qcom-qmp-combo: fix NULL-deref on runtime resume

In the Linux kernel, the following vulnerability has been resolved: phy: qcom-qmp-combo: fix NULL-deref on runtime resume Commit fc64623637da "phy: qcom-qmp-combo,usb: add support for separate PCSUSB region" started treating the PCSUSB registers as potentially separate from the PCS registers but...

CVE-2022-49843

CVE-2022-49843 is rejected/withdrawn by its CVE Numbering Authority and not active.

CVE-2022-49844

The collection confirms CVE-2022-49844 affects the Linux kernel CAN subsystem. The issue arises from reading priv->ctrlmode in virtual CAN interfaces (e.g., vcan, vxcan) when some interfaces do not create struct can_priv at startup, causing an out-of-bounds read and CAN frame drops. The refere...

CVE-2022-49842 ASoC: core: Fix use-after-free in snd_soc_exit()

In the Linux kernel, the following vulnerability has been resolved: ASoC: core: Fix use-after-free in sndsocexit KASAN reports a use-after-free: BUG: KASAN: use-after-free in devicedel+0xb5b/0xc60 Read of size 8 at addr ffff888008655050 by task rmmod/387 CPU: 2 PID: 387 Comm: rmmod Hardware name:...

CVE-2022-49840

In the Linux kernel, the following vulnerability has been resolved: bpf, testrun: Fix alignment problem in bpfprogtestrunskb We got a syzkaller problem because of aarch64 alignment fault if KFENCE enabled. When the size from user bpf program is an odd number, like 399, 407, etc, it will cause the...

CVE-2022-49839

In the Linux kernel, the following vulnerability has been resolved: scsi: scsitransportsas: Fix error handling in sasphyadd If transportadddevice fails in sasphyadd, the kernel will crash trying to delete the device in transportremovedevice called from sasremovehost. Unable to handle kernel NULL...

CVE-2022-49838

In the Linux kernel, the following vulnerability has been resolved: sctp: clear outcurr if all frag chunks of current msg are pruned A crash was reported by Zhen Chen: listdel corruption, ffffa035ddf01c18-next is NULL WARNING: CPU: 1 PID: 250682 at lib/listdebug.c:49 listdelentryvalid+0x59/0xe0...

CVE-2022-49834

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix use-after-free bug of nswriter on remount If a nilfs2 filesystem is downgraded to read-only due to metadata corruption on disk and is remounted read/write, or if emergency read-only remount is performed, detaching a l...