CVE-2022-49381 jffs2: fix memory leak in jffs2_do_fill_super

In the Linux kernel, the following vulnerability has been resolved: jffs2: fix memory leak in jffs2dofillsuper If jffs2iget or dmakeroot in jffs2dofillsuper returns an error, we can observe the following kmemleak report: -------------------------------------------- unreferenced object...

CVE-2022-49378

CVE-2022-49378 concerns a Linux kernel driver issue in the sfc/efx10 path where TX queue initialization can fail when modparam efx_separate_tx_channels=1 causes some channels to have only RX or only TX queues. The root cause is an incorrect determination of whether a channel has TX queues, which ...

CVE-2022-49378

In the Linux kernel, the following vulnerability has been resolved: sfc: fix considering that all channels have TX queues Normally, all channels have RX and TX queues, but this is not true if modparam efxseparatetxchannels=1 is used. In that cases, some channels only have RX queues and others onl...

CVE-2022-49370 firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle

In the Linux kernel, the following vulnerability has been resolved: firmware: dmi-sysfs: Fix memory leak in dmisysfsregisterhandle kobjectinitandadd takes reference even when it fails. According to the doc of kobjectinitandadd If this function returns an error, kobjectput must be called to proper...

CVE-2022-49370

The CVE-2022-49370 issue affects the Linux kernel component handling firmware dmi-sysfs, where a memory leak occurs due to improper cleanup in dmi_sysfs_register_handle when kobject_init_and_add() returns an error. The documented fix is to call kobject_put() to release memory in that failure path...

CVE-2022-49350 net: mdio: unexport __init-annotated mdio_bus_init()

In the Linux kernel, the following vulnerability has been resolved: net: mdio: unexport init-annotated mdiobusinit EXPORTSYMBOL and init is a bad combination because the .init.text section is freed up after the initialization. Hence, modules cannot use symbols annotated init. The access to a free...

CVE-2022-49322

The CVE-2022-49322 issue affects the Linux kernel in PREEMPT_RT builds when bootparams include trace_event=initcall:initcall_start tp_printk=1. In this scenario, output_printk() triggers a sleepable rt-spinlock usage via rt_spin_lock, causing a sleeping function to be called from an invalid conte...

CVE-2022-49312

CVE-2022-49312 (Linux kernel) : The vulnerability concerns a potential memory leak in the rtl8712 staging path. In r871xu_drv_init(), if r8712_init_drv_sw() fails, memory allocated by r8712_alloc_io_queue() in r8712_usb_dvobj_init() is not released because there is no action in r8712_usb_dvobj_de...

CVE-2022-49308 extcon: Modify extcon device to be created after driver data is set

In the Linux kernel, the following vulnerability has been resolved: extcon: Modify extcon device to be created after driver data is set Currently, someone can invoke the sysfs such as stateshow intermittently before devsetdrvdata is done. And it can be a cause of kernel Oops because of edev is Nu...

CVE-2021-47659

In the Linux kernel, the following vulnerability has been resolved: drm/plane: Move range check for formatcount earlier While the check for formatcount 64 in drmuniversalplaneinit shouldn't be hit it's a WARNON, in its current position it will then leak the plane-formattypes array and fail to cal...

CVE-2022-49298 staging: rtl8712: fix uninit-value in r871xu_drv_init()

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix uninit-value in r871xudrvinit When 'tmpU1b' returns from r8712read8padapter, EE9346CR is 0, 'mac6' will not be initialized. BUG: KMSAN: uninit-value in r871xudrvinit+0x2d54/0x3070...

CVE-2022-49298

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix uninit-value in r871xudrvinit When 'tmpU1b' returns from r8712read8padapter, EE9346CR is 0, 'mac6' will not be initialized. BUG: KMSAN: uninit-value in r871xudrvinit+0x2d54/0x3070...

CVE-2022-49293 netfilter: nf_tables: initialize registers in nft_do_chain()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: initialize registers in nftdochain Initialize registers to avoid stack leak into userspace...

CVE-2022-49293

The CVE-2022-49293 entry concerns the Linux kernel where the nf_tables code path in nft_do_chain had a bug in register initialization. The issue could allow a stack leak into userspace, with local attack vector and no user interaction required. The vulnerability is classified as LOCAL, with LOW a...

CVE-2022-49274 ocfs2: fix crash when mount with quota enabled

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix crash when mount with quota enabled There is a reported crash when mounting ocfs2 with quota enabled. RIP: 0010:ocfs2qinfolockresinit+0x44/0x50 ocfs2 Call Trace: ocfs2localreadinfo+0xb9/0x6f0 ocfs2...

CVE-2022-49274

The CVE-2022-49274 entry concerns OCFS2: crash when mounting with quotas enabled due to improper initialization of dqi_gqlock’s dqi_type and dqi_sb during quota initialization. The issue, introduced by commit 6c85c2c72819, is resolved by ensuring global quota information is properly initialized. ...

CVE-2022-49274 ocfs2: fix crash when mount with quota enabled

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix crash when mount with quota enabled There is a reported crash when mounting ocfs2 with quota enabled. RIP: 0010:ocfs2qinfolockresinit+0x44/0x50 ocfs2 Call Trace: ocfs2localreadinfo+0xb9/0x6f0 ocfs2...

CVE-2022-49236 bpf: Fix UAF due to race between btf_try_get_module and load_module

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix UAF due to race between btftrygetmodule and loadmodule While working on code to populate kfunc BTF ID sets for module BTF from its initcall, I noticed that by the time the initcall is invoked, the module BTF can already ...

CVE-2022-49235

CVE-2022-49235 corresponds to a Linux kernel issue where ath9k_htc uninitialized fields caused two KMSAN bugs. The reports state that in htc_connect_service() svc_meta_len and pad were not initialized (suggesting setting svc_meta_len to 0 when no service data is present) and in htc_issue_send() t...

CVE-2022-49221 drm/msm/dp: populate connector of struct dp_panel

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: populate connector of struct dppanel DP CTS test case 4.2.2.6 has valid edid with bad checksum on purpose and expect DP source return correct checksum. During drm edid read, correct edid checksum is calculated and...