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CVE-2022-49981— HID: hidraw: fix memory leak in hidraw_release()

EPSS 0.05% · P16
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I. Basic Information for CVE-2022-49981

Vulnerability Information
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Vulnerability Title
HID: hidraw: fix memory leak in hidraw_release()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: HID: hidraw: fix memory leak in hidraw_release() Free the buffered reports before deleting the list entry. BUG: memory leak unreferenced object 0xffff88810e72f180 (size 32): comm "softirq", pid 0, jiffies 4294945143 (age 16.080s) hex dump (first 32 bytes): 64 f3 c6 6a d1 88 07 04 00 00 00 00 00 00 00 00 d..j............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<ffffffff814ac6c3>] kmemdup+0x23/0x50 mm/util.c:128 [<ffffffff8357c1d2>] kmemdup include/linux/fortify-string.h:440 [inline] [<ffffffff8357c1d2>] hidraw_report_event+0xa2/0x150 drivers/hid/hidraw.c:521 [<ffffffff8356ddad>] hid_report_raw_event+0x27d/0x740 drivers/hid/hid-core.c:1992 [<ffffffff8356e41e>] hid_input_report+0x1ae/0x270 drivers/hid/hid-core.c:2065 [<ffffffff835f0d3f>] hid_irq_in+0x1ff/0x250 drivers/hid/usbhid/hid-core.c:284 [<ffffffff82d3c7f9>] __usb_hcd_giveback_urb+0xf9/0x230 drivers/usb/core/hcd.c:1670 [<ffffffff82d3cc26>] usb_hcd_giveback_urb+0x1b6/0x1d0 drivers/usb/core/hcd.c:1747 [<ffffffff82ef1e14>] dummy_timer+0x8e4/0x14c0 drivers/usb/gadget/udc/dummy_hcd.c:1988 [<ffffffff812f50a8>] call_timer_fn+0x38/0x200 kernel/time/timer.c:1474 [<ffffffff812f5586>] expire_timers kernel/time/timer.c:1519 [inline] [<ffffffff812f5586>] __run_timers.part.0+0x316/0x430 kernel/time/timer.c:1790 [<ffffffff812f56e4>] __run_timers kernel/time/timer.c:1768 [inline] [<ffffffff812f56e4>] run_timer_softirq+0x44/0x90 kernel/time/timer.c:1803 [<ffffffff848000e6>] __do_softirq+0xe6/0x2ea kernel/softirq.c:571 [<ffffffff81246db0>] invoke_softirq kernel/softirq.c:445 [inline] [<ffffffff81246db0>] __irq_exit_rcu kernel/softirq.c:650 [inline] [<ffffffff81246db0>] irq_exit_rcu+0xc0/0x110 kernel/softirq.c:662 [<ffffffff84574f02>] sysvec_apic_timer_interrupt+0xa2/0xd0 arch/x86/kernel/apic/apic.c:1106 [<ffffffff84600c8b>] asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:649 [<ffffffff8458a070>] native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline] [<ffffffff8458a070>] arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline] [<ffffffff8458a070>] acpi_safe_halt drivers/acpi/processor_idle.c:111 [inline] [<ffffffff8458a070>] acpi_idle_do_entry+0xc0/0xd0 drivers/acpi/processor_idle.c:554
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于hidraw_release中的内存泄漏，可能导致未释放缓冲报告。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
LinuxLinux 86166b7bcda0bcb53525114fa1c87ac432be478e ~ 1bea0bbf66001b0c7bf239a4d70eaf47824d3feb -
LinuxLinux 2.6.24 -

II. Public POCs for CVE-2022-49981

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III. Intelligence Information for CVE-2022-49981

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Same Patch Batch · Linux · 2025-06-18 · 362 CVEs total

CVE-2022-50104powerpc/xive: Fix refcount leak in xive_get_max_prio
CVE-2022-50116tty: n_gsm: fix deadlock and link starvation in outgoing data path
CVE-2022-50114net: 9p: fix refcount leak in p9_read_work() error handling
CVE-2022-50113ASoc: audio-graph-card2: Fix refcount leak bug in __graph_get_type()
CVE-2022-50112rpmsg: qcom_smd: Fix refcount leak in qcom_smd_parse_edge
CVE-2022-50111ASoC: mt6359: Fix refcount leak bug
CVE-2022-50110watchdog: sp5100_tco: Fix a memory leak of EFCH MMIO resource
CVE-2022-50109video: fbdev: amba-clcd: Fix refcount leak bugs
CVE-2022-50108mfd: max77620: Fix refcount leak in max77620_initialise_fps
CVE-2022-50106powerpc/cell/axon_msi: Fix refcount leak in setup_msi_msg_address
CVE-2022-50107cifs: Fix memory leak when using fscache
CVE-2022-50105powerpc/spufs: Fix refcount leak in spufs_init_isolated_loader
CVE-2022-50099video: fbdev: arkfb: Check the size of screen before memset_io()
CVE-2022-50095posix-cpu-timers: Cleanup CPU timers before freeing them during exec
CVE-2022-50094spmi: trace: fix stack-out-of-bound access in SPMI tracing functions
CVE-2022-50096x86/kprobes: Update kcb status flag after singlestepping
CVE-2022-50097video: fbdev: s3fb: Check the size of screen before memset_io()
CVE-2022-50098scsi: qla2xxx: Fix crash due to stale SRB access around I/O timeouts
CVE-2022-50101video: fbdev: vt8623fb: Check the size of screen before memset_io()
CVE-2022-50103sched, cpuset: Fix dl_cpu_busy() panic due to empty cs->cpus_allowed

Showing top 20 of 362 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

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