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CVE-2022-50574— drm/omap: dss: Fix refcount leak bugs

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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，该漏洞源于未正确释放引用计数，可能导致内存泄漏。

AI Predicted 5.5 Difficulty: Trivial EPSS 0.22% · P12

Possible ATT&CK Techniques 1 AI

T1001 · Data Obfuscation

Affected Version Matrix 14

VendorProduct Version RangeStatus
Linux Linux 09bffa6e519256c6fa1552d6ba1f5d594337a464< 9d7af9b1624dd70b67354972d7297429e6372091 affected
09bffa6e519256c6fa1552d6ba1f5d594337a464< 1f340e1c1c74d11c45a6e32663829b26acd4f47b affected
09bffa6e519256c6fa1552d6ba1f5d594337a464< a5ce83e85d795ec98697039ecc518b21d5810adc affected
09bffa6e519256c6fa1552d6ba1f5d594337a464< e55261beb86a15c190b2ff9090cb47bc06765353 affected
09bffa6e519256c6fa1552d6ba1f5d594337a464< 8f7c4114db841497e1148598e22548dd1f700b22 affected
09bffa6e519256c6fa1552d6ba1f5d594337a464< 8b42057e62120813ebe9274f508fa785b7cab33a affected
4.12 affected
< 4.12 unaffected
… +6 more rows
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I. Basic Information for CVE-2022-50574

Vulnerability Information
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Vulnerability Title
drm/omap: dss: Fix refcount leak bugs
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/omap: dss: Fix refcount leak bugs In dss_init_ports() and __dss_uninit_ports(), we should call of_node_put() for the reference returned by of_graph_get_port_by_id() in fail path or when it is not used anymore.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
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，该漏洞源于未正确释放引用计数，可能导致内存泄漏。
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

Vendor Product Affected Versions CPE Subscribe
Linux Linux 09bffa6e519256c6fa1552d6ba1f5d594337a464 ~ 9d7af9b1624dd70b67354972d7297429e6372091 -
Linux Linux 4.12 -

II. Public POCs for CVE-2022-50574

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III. Intelligence Information for CVE-2022-50574

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Patches & Fixes for CVE-2022-50574 (5)

Same Patch Batch · Linux · 2025-10-22 · 67 CVEs total

CVE-2023-53711 8.2 HIGH NFS: Fix a potential data corruption
CVE-2023-53705 8.2 HIGH ipv6: Fix out-of-bounds access in ipv6_find_tlv()
CVE-2023-53698 7.8 HIGH xsk: fix refcount underflow in error path
CVE-2023-53692 7.8 HIGH ext4: fix use-after-free read in ext4_find_extent for bigalloc + inline
CVE-2022-50569 7.8 HIGH xfrm: Update ipcomp_scratches with NULL when freed
CVE-2022-50570 7.8 HIGH platform/chrome: fix memory corruption in ioctl
CVE-2022-50567 7.8 HIGH fs: jfs: fix shift-out-of-bounds in dbAllocAG
CVE-2023-53718 7.8 HIGH ring-buffer: Do not swap cpu_buffer during resize process
CVE-2023-53695 7.8 HIGH udf: Detect system inodes linked into directory hierarchy
CVE-2023-53707 7.8 HIGH drm/amdgpu: Fix integer overflow in amdgpu_cs_pass1
CVE-2022-50581 7.8 HIGH hfs: fix OOB Read in __hfs_brec_find
CVE-2023-53729 7.8 HIGH soc: qcom: qmi_encdec: Restrict string length in decode
CVE-2023-53713 7.8 HIGH arm64: sme: Use STR P to clear FFR context field in streaming SVE mode
CVE-2023-53726 7.1 HIGH arm64: csum: Fix OoB access in IP checksum code for negative lengths
CVE-2023-53704 clk: imx: clk-imx8mp: improve error handling in imx8mp_clocks_probe()
CVE-2023-53706 mm/vmemmap/devdax: fix kernel crash when probing devdax devices
CVE-2023-53710 wifi: mt76: mt7921: fix error code of return in mt7921_acpi_read
CVE-2023-53708 ACPI: x86: s2idle: Catch multiple ACPI_TYPE_PACKAGE objects
CVE-2023-53712 ARM: 9317/1: kexec: Make smp stop calls asynchronous
CVE-2023-53714 drm/stm: ltdc: fix late dereference check

Showing top 20 of 67 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2022-50574

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