CVE-2022-50208

CVE-2022-50208 affects the Linux kernel, specifically the soc: amlogic driver code for meson-secure-pwrc.c. In meson_secure_pwrc_probe(), there is a refcount leak on one failure path, which is the root cause described in the Initial Document. The vulnerability is fixed in the same area (refcount ...

CVE-2022-50208 soc: amlogic: Fix refcount leak in meson-secure-pwrc.c

In the Linux kernel, the following vulnerability has been resolved: soc: amlogic: Fix refcount leak in meson-secure-pwrc.c In mesonsecurepwrcprobe, there is a refcount leak in one fail path...

CVE-2022-50207 ARM: bcm: Fix refcount leak in bcm_kona_smc_init

In the Linux kernel, the following vulnerability has been resolved: ARM: bcm: Fix refcount leak in bcmkonasmcinit offindmatchingnode returns a node pointer with refcount incremented, we should use ofnodeput on it when not need anymore. Add missing ofnodeput to avoid refcount leak...

CVE-2022-50206 arm64: fix oops in concurrently setting insn_emulation sysctls

In the Linux kernel, the following vulnerability has been resolved: arm64: fix oops in concurrently setting insnemulation sysctls emulationprochandler changes table-data for procdointvecminmax and can generate the following Oops if called concurrently with itself: | Unable to handle kernel NULL...

CVE-2022-50206 arm64: fix oops in concurrently setting insn_emulation sysctls

In the Linux kernel, the following vulnerability has been resolved: arm64: fix oops in concurrently setting insnemulation sysctls emulationprochandler changes table-data for procdointvecminmax and can generate the following Oops if called concurrently with itself: | Unable to handle kernel NULL...

CVE-2022-50206

The CVE-2022-50206 issue affects the Linux kernel (ARM64) where emulation_proc_handler() concurrently updates table->data for proc_dointvec_minmax, allowing a NULL pointer dereference Oops. The fix is to keep table->data as &insn->current_mode and to retrieve the insn pointer with contai...

CVE-2022-50205

The CVE-2022-50205 entry corresponds to a Linux kernel vulnerability in ext2 that adds validity checks for inode counts. The root cause is that inodes stored in the superblock must match the computed value from inodes-per-group, and there must be at least one block worth of inodes per group; thes...

CVE-2022-50204 ARM: OMAP2+: pdata-quirks: Fix refcount leak bug

In the Linux kernel, the following vulnerability has been resolved: ARM: OMAP2+: pdata-quirks: Fix refcount leak bug In pdataquirksinitclocks, the loop contains offindnodebyname but without corresponding ofnodeput...

CVE-2022-50205 ext2: Add more validity checks for inode counts

In the Linux kernel, the following vulnerability has been resolved: ext2: Add more validity checks for inode counts Add checks verifying number of inodes stored in the superblock matches the number computed from number of inodes per group. Also verify we have at least one block worth of inodes pe...

CVE-2022-50203

CVE-2022-50203 affects the Linux kernel ARM OMAP2+ display path. The described issue is a refcount leak in omapdss_init_fbdev where of_find_node_by_name() can return a node with an incremented refcount. The recommended action is to call of_node_put() when the node is no longer used to prevent the...

CVE-2022-50202 PM: hibernate: defer device probing when resuming from hibernation

In the Linux kernel, the following vulnerability has been resolved: PM: hibernate: defer device probing when resuming from hibernation syzbot is reporting hung task at miscopen 1, for there is a race window of AB-BA deadlock which involves probecount variable. Currently waitfordeviceprobe from...

CVE-2022-50197 cpufreq: zynq: Fix refcount leak in zynq_get_revision

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

CVE-2022-50196 soc: qcom: ocmem: Fix refcount leak in of_get_ocmem

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: ocmem: Fix refcount leak in ofgetocmem ofparsephandle returns a node pointer with refcount incremented, we should use ofnodeput on it when not need anymore. Add missing ofnodeput to avoid refcount leak. ofnodeput will...

CVE-2022-50195 ARM: dts: qcom: replace gcc PXO with pxo_board fixed clock

In the Linux kernel, the following vulnerability has been resolved: ARM: dts: qcom: replace gcc PXO with pxoboard fixed clock Replace gcc PXO phandle to pxoboard fixed clock declared in the dts. gcc driver doesn't provide PXOSRC as it's a fixed-clock. This cause a kernel panic if any driver...

CVE-2022-50194 soc: qcom: aoss: Fix refcount leak in qmp_cooling_devices_register

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: aoss: Fix refcount leak in qmpcoolingdevicesregister Every iteration of foreachavailablechildofnode decrements the reference count of the previous node. When breaking early from a foreachavailablechildofnode loop, we...

CVE-2022-50193

CVE-2022-50193 concerns Linux kernel erofs: wake up all waiters after z_erofs_lzma_head is ready. The issue can cause the decompression thread to hang when mounting erofs a second time due to a sequence where Task A loads lzma config and fills z_erofs_lzma_head after Task B has already slept wait...

CVE-2022-50192

CVE-2022-50192 : In the Linux kernel, the vulnerability affects the SPI Tegra tegra20-slink path. After calling spi_unregister_master(), the master’s refcount can drop to 0 and the master (and its associated device data) may be freed, causing a use-after-free when using tspi. The fix ensures the ...

CVE-2022-50191

CVE-2022-50191 affects the Linux kernel regulator subsystem (of:), describing a refcount leak in the handling of of_get_regulation_constraints(). The remedy is a fixed lifecycle management: call of_node_put() on the reference returned by of_get_child_by_name() which had its refcount increased. Co...

CVE-2022-50189 tools/power turbostat: Fix file pointer leak

In the Linux kernel, the following vulnerability has been resolved: tools/power turbostat: Fix file pointer leak Currently if a fscanf fails then an early return leaks an open file pointer. Fix this by fclosing the file before the return. Detected using static analysis with cppcheck:...

CVE-2022-50189 tools/power turbostat: Fix file pointer leak

In the Linux kernel, the following vulnerability has been resolved: tools/power turbostat: Fix file pointer leak Currently if a fscanf fails then an early return leaks an open file pointer. Fix this by fclosing the file before the return. Detected using static analysis with cppcheck:...