CVE-2022-49677— ARM: cns3xxx: Fix refcount leak in cns3xxx_init
Affected Version Matrix 18
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 415f59142d9d9dd023deaeb3b4dfc1aecdd3983c< b8b84e01ca94e2e1f5492353e9c24dab520b2e5b | affected |
415f59142d9d9dd023deaeb3b4dfc1aecdd3983c< 45bebbc8cea7d586a6216dc62814bdb380b9b29b | affected | ||
415f59142d9d9dd023deaeb3b4dfc1aecdd3983c< 68d4303bf59662b64bd555e2aa0518282d20aa4f | affected | ||
415f59142d9d9dd023deaeb3b4dfc1aecdd3983c< d1359e4129ad43e43972a28838b87291c51de23d | affected | ||
415f59142d9d9dd023deaeb3b4dfc1aecdd3983c< c980392af1473d6d5662f70d8089c8e6d85144a4 | affected | ||
415f59142d9d9dd023deaeb3b4dfc1aecdd3983c< da3ee7cd2f15922ad88a7ca6deee2eafdc7cd214 | affected | ||
415f59142d9d9dd023deaeb3b4dfc1aecdd3983c< dc5170aae24e04068fd5ea125d06c0ab51f48a27 | affected | ||
415f59142d9d9dd023deaeb3b4dfc1aecdd3983c< 1ba904b6b16e08de5aed7c1349838d9cd0d178c5 | affected | ||
| … +10 more rows | |||
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I. Basic Information for CVE-2022-49677
Vulnerability Information
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Vulnerability Title
ARM: cns3xxx: Fix refcount leak in cns3xxx_init
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ARM: cns3xxx: Fix refcount leak in cns3xxx_init of_find_compatible_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak.
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cns3xxx_init中缺少of_node_put，导致引用计数泄漏。
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
II. Public POCs for CVE-2022-49677
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Linux · 2025-02-26 · 706 CVEs total
| CVE-2022-49496 | media: mediatek: vcodec: prevent kernel crash when rmmod mtk-vcodec-dec.ko | |
| CVE-2022-49487 | mtd: rawnand: intel: fix possible null-ptr-deref in ebu_nand_probe() | |
| CVE-2022-49486 | ASoC: fsl: Fix refcount leak in imx_sgtl5000_probe | |
| CVE-2022-49488 | drm/msm/mdp5: Return error code in mdp5_mixer_release when deadlock is detected | |
| CVE-2022-49489 | drm/msm/disp/dpu1: set vbif hw config to NULL to avoid use after memory free during pm run | |
| CVE-2022-49490 | drm/msm/mdp5: Return error code in mdp5_pipe_release when deadlock is detected | |
| CVE-2022-49491 | drm/rockchip: vop: fix possible null-ptr-deref in vop_bind() | |
| CVE-2022-49492 | nvme-pci: fix a NULL pointer dereference in nvme_alloc_admin_tags | |
| CVE-2022-49493 | ASoC: rt5645: Fix errorenous cleanup order | |
| CVE-2022-49494 | mtd: rawnand: cadence: fix possible null-ptr-deref in cadence_nand_dt_probe() | |
| CVE-2022-49495 | drm/msm/hdmi: check return value after calling platform_get_resource_byname() | |
| CVE-2022-49497 | net: remove two BUG() from skb_checksum_help() | |
| CVE-2022-49503 | ath9k_htc: fix potential out of bounds access with invalid rxstatus->rs_keyix | |
| CVE-2022-49508 | HID: elan: Fix potential double free in elan_input_configured | |
| CVE-2022-49506 | drm/mediatek: Add vblank register/unregister callback functions | |
| CVE-2022-49504 | scsi: lpfc: Inhibit aborts if external loopback plug is inserted | |
| CVE-2022-49505 | NFC: NULL out the dev->rfkill to prevent UAF | |
| CVE-2022-49502 | media: rga: fix possible memory leak in rga_probe | |
| CVE-2022-49499 | drm/msm: Fix null pointer dereferences without iommu | |
| CVE-2022-49498 | ALSA: pcm: Check for null pointer of pointer substream before dereferencing it |
Showing top 20 of 706 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-46333
ptrace: slightly saner 'get_dumpable()' logic - CVE-2026-43490
ksmbd: validate inherited ACE SID length - CVE-2026-43489
liveupdate: luo_file: remember retrieve() status - CVE-2026-43487
ata: libata-core: Disable LPM on ST1000DM010-2EP102 - CVE-2026-43488
usb: xhci: Prevent interrupt storm on host controller error
Same vendor: Linux
- CVE-2026-46333
ptrace: slightly saner 'get_dumpable()' logic - CVE-2026-43490
ksmbd: validate inherited ACE SID length - CVE-2026-43489
liveupdate: luo_file: remember retrieve() status - CVE-2026-43487
ata: libata-core: Disable LPM on ST1000DM010-2EP102 - CVE-2026-43488
usb: xhci: Prevent interrupt storm on host controller error
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