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CVE-2022-50019— tty: serial: Fix refcount leak bug in ucc_uart.c

EPSS 0.06% · P20

Affected Version Matrix 18

VendorProductVersion RangeStatus
LinuxLinuxd7584ed2b994a572326650b0c4d2c25961e6f49d< 8245e7d1d7f75a9255ad1e8146752e5051d528b8affected
d7584ed2b994a572326650b0c4d2c25961e6f49d< ec56f886f3bf0f15f7a3844d4c025e165b8e8de7affected
d7584ed2b994a572326650b0c4d2c25961e6f49d< 59bc4c19d53bdac61ec952c01c6e864f5f0f8367affected
d7584ed2b994a572326650b0c4d2c25961e6f49d< ca3fc1c38e4253bc019881301a28ea60b8b0bca3affected
d7584ed2b994a572326650b0c4d2c25961e6f49d< 81939c4fbc2d5c754d0f1c1f05149d4b70d751edaffected
d7584ed2b994a572326650b0c4d2c25961e6f49d< 17c32546166d8a7d2579c4b57c8b16241f94a66baffected
d7584ed2b994a572326650b0c4d2c25961e6f49d< f6ed634eedb1a8a6a8cb110a7695c7abb70ffcbfaffected
d7584ed2b994a572326650b0c4d2c25961e6f49d< d24d7bb2cd947676f9b71fb944d045e09b8b282faffected
… +10 more rows
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I. Basic Information for CVE-2022-50019

Vulnerability Information
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Vulnerability Title
tty: serial: Fix refcount leak bug in ucc_uart.c
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: tty: serial: Fix refcount leak bug in ucc_uart.c In soc_info(), of_find_node_by_type() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.
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ucc_uart.c中缺少of_node_put调用。
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 d7584ed2b994a572326650b0c4d2c25961e6f49d ~ 8245e7d1d7f75a9255ad1e8146752e5051d528b8 -
LinuxLinux 2.6.25 -

II. Public POCs for CVE-2022-50019

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III. Intelligence Information for CVE-2022-50019

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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

V. Comments for CVE-2022-50019

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