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CVE-2022-49652— dmaengine: ti: Fix refcount leak in ti_dra7_xbar_route_allocate

AI Predicted 3.3 Difficulty: Moderate EPSS 0.02% · P5

Affected Version Matrix 18

VendorProductVersion RangeStatus
LinuxLinuxec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e< 452b9dfd7aca96befce22634fadb111737f22bbeaffected
ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e< 61b4ef19c346dc21ab1d4f39f5c412e3037b2bdcaffected
ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e< 3bd66010398871807c1cebacee07d60ded1b1402affected
ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e< b31ab132561c7f1b6459039152b8d09e44eb3565affected
ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e< 37147e22cd8dfc0412495cb361708836157a4486affected
ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e< cb9813d7eae917acd34436160a278b8b5d48ca53affected
ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e< b5a817f8d62e9e13280928f3756e54854ae4962eaffected
ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e< c132fe78ad7b4ce8b5d49a501a15c29d08eeb23aaffected
… +10 more rows
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I. Basic Information for CVE-2022-49652

Vulnerability Information

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Vulnerability Title
dmaengine: ti: Fix refcount leak in ti_dra7_xbar_route_allocate
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: Fix refcount leak in ti_dra7_xbar_route_allocate of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not needed anymore. Add missing of_node_put() in to fix this.
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ti_dra7_xbar_route_allocate函数中的引用计数泄漏。
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 ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e ~ 452b9dfd7aca96befce22634fadb111737f22bbe -
LinuxLinux 4.5 -

II. Public POCs for CVE-2022-49652

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III. Intelligence Information for CVE-2022-49652

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Patches & Fixes for CVE-2022-49652 (8)

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

CVE-2022-49496media: mediatek: vcodec: prevent kernel crash when rmmod mtk-vcodec-dec.ko
CVE-2022-49487mtd: rawnand: intel: fix possible null-ptr-deref in ebu_nand_probe()
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-2022-49503ath9k_htc: fix potential out of bounds access with invalid rxstatus->rs_keyix
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-2022-49502media: rga: fix possible memory leak in rga_probe
CVE-2022-49499drm/msm: Fix null pointer dereferences without iommu
CVE-2022-49498ALSA: pcm: Check for null pointer of pointer substream before dereferencing it

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

IV. Related Vulnerabilities

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