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CVE-2022-49432— powerpc/xics: fix refcount leak in icp_opal_init()

EPSS 0.03% · P11

Affected Version Matrix 20

VendorProductVersion RangeStatus
LinuxLinuxd74361881f0dfe5f9dcac37d1b753a15a2345d8c< 977dbc81d0f866ef63b93c127b7404f07734b3ccaffected
d74361881f0dfe5f9dcac37d1b753a15a2345d8c< 53f3f7f73e609b934083f896cb7ca2c2cb009b9faffected
d74361881f0dfe5f9dcac37d1b753a15a2345d8c< 1d5c8cea85fb1680eae8d645b96b92146cb4633caffected
d74361881f0dfe5f9dcac37d1b753a15a2345d8c< 537a317e5ff45d1f5a0ecaf6a0d7c8043c878cb1affected
d74361881f0dfe5f9dcac37d1b753a15a2345d8c< 6a61a97106279c2aa16fbbb2a171fd5dde127d23affected
d74361881f0dfe5f9dcac37d1b753a15a2345d8c< df802880a7f9cd96b921b00639b00871f18a9a57affected
d74361881f0dfe5f9dcac37d1b753a15a2345d8c< 2357bd7499a81c70b460e2191852bbfc7b63c354affected
d74361881f0dfe5f9dcac37d1b753a15a2345d8c< 9a42bc2494fadb453de00ce61042e588563ddc6daffected
… +12 more rows
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I. Basic Information for CVE-2022-49432

Vulnerability Information
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Vulnerability Title
powerpc/xics: fix refcount leak in icp_opal_init()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: powerpc/xics: fix refcount leak in icp_opal_init() The of_find_compatible_node() function returns a node pointer with refcount incremented, use of_node_put() on it when done.
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powerpc xics模块中icp_opal_init的引用计数泄漏。
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

VendorProductAffected VersionsCPESubscribe
LinuxLinux d74361881f0dfe5f9dcac37d1b753a15a2345d8c ~ 977dbc81d0f866ef63b93c127b7404f07734b3cc -
LinuxLinux 4.8 -

II. Public POCs for CVE-2022-49432

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III. Intelligence Information for CVE-2022-49432

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Same Patch Batch · Linux · 2025-02-26 · 706 CVEs total

CVE-2022-49498ALSA: pcm: Check for null pointer of pointer substream before dereferencing it
CVE-2022-49486ASoC: fsl: Fix refcount leak in imx_sgtl5000_probe
CVE-2022-49488drm/msm/mdp5: Return error code in mdp5_mixer_release when deadlock is detected
CVE-2022-49489drm/msm/disp/dpu1: set vbif hw config to NULL to avoid use after memory free during pm run
CVE-2022-49490drm/msm/mdp5: Return error code in mdp5_pipe_release when deadlock is detected
CVE-2022-49491drm/rockchip: vop: fix possible null-ptr-deref in vop_bind()
CVE-2022-49492nvme-pci: fix a NULL pointer dereference in nvme_alloc_admin_tags
CVE-2022-49493ASoC: rt5645: Fix errorenous cleanup order
CVE-2022-49494mtd: rawnand: cadence: fix possible null-ptr-deref in cadence_nand_dt_probe()
CVE-2022-49495drm/msm/hdmi: check return value after calling platform_get_resource_byname()
CVE-2022-49497net: remove two BUG() from skb_checksum_help()
CVE-2022-49496media: mediatek: vcodec: prevent kernel crash when rmmod mtk-vcodec-dec.ko
CVE-2022-49502media: rga: fix possible memory leak in rga_probe
CVE-2022-49507regulator: da9121: Fix uninit-value in da9121_assign_chip_model()
CVE-2022-49508HID: elan: Fix potential double free in elan_input_configured
CVE-2022-49506drm/mediatek: Add vblank register/unregister callback functions
CVE-2022-49504scsi: lpfc: Inhibit aborts if external loopback plug is inserted
CVE-2022-49505NFC: NULL out the dev->rfkill to prevent UAF
CVE-2022-49501usbnet: Run unregister_netdev() before unbind() again
CVE-2022-49500wl1251: dynamically allocate memory used for DMA

Showing top 20 of 706 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2022-49432

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