Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1000 CNY

100.0%
Buy Us a Coffee

CVE-2022-50311— cxl: Fix refcount leak in cxl_calc_capp_routing

EPSS 0.02% · P4

Affected Version Matrix 18

VendorProductVersion RangeStatus
LinuxLinuxf24be42aab37c6d07c05126673138e06223a6399< c9bebc503881c1391f6c4f820134884adecf1519affected
f24be42aab37c6d07c05126673138e06223a6399< ee870f72465015327ad96204b0e92450d04870cdaffected
f24be42aab37c6d07c05126673138e06223a6399< f2d60f6ba173cded65081cee690b67802395a479affected
f24be42aab37c6d07c05126673138e06223a6399< 81c8bbf5b2b5f0c8030fff1716c00849cda8571aaffected
f24be42aab37c6d07c05126673138e06223a6399< 6a310e8db5409676b4b3e6c1f54dff174e4fd04daffected
f24be42aab37c6d07c05126673138e06223a6399< 651e8bc9d0418c20a1989b7c078c64c2a6346fa3affected
f24be42aab37c6d07c05126673138e06223a6399< 2d7b6580384e6d65419933ddc525bd176095da54affected
f24be42aab37c6d07c05126673138e06223a6399< 1d09697ff22908ae487fc8c4fbde1811732be523affected
… +10 more rows
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2022-50311

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
cxl: Fix refcount leak in cxl_calc_capp_routing
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: cxl: Fix refcount leak in cxl_calc_capp_routing of_get_next_parent() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. This function only calls of_node_put() in normal path, missing it in the error path. 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，该漏洞源于未正确释放of_get_next_parent返回的节点指针，可能导致引用计数泄漏。
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

VendorProductAffected VersionsCPESubscribe
LinuxLinux f24be42aab37c6d07c05126673138e06223a6399 ~ c9bebc503881c1391f6c4f820134884adecf1519 -
LinuxLinux 4.12 -

II. Public POCs for CVE-2022-50311

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2022-50311

请登录查看更多情报信息。

Same Patch Batch · Linux · 2025-09-15 · 210 CVEs total

CVE-2022-50292drm/msm/dp: fix bridge lifetime
CVE-2023-53231erofs: Fix detection of atomic context
CVE-2023-53232mt76: mt7921: fix kernel panic by accessing unallocated eeprom.data
CVE-2023-53233net/smc: fix deadlock triggered by cancel_delayed_work_syn()
CVE-2023-53234watchdog: Fix kmemleak in watchdog_cdev_register
CVE-2023-53235drm/tests: helpers: Avoid a driver uaf
CVE-2023-53236iommufd: Do not corrupt the pfn list when doing batch carry
CVE-2023-53237drm/amdgpu: fix amdgpu_irq_put call trace in gmc_v11_0_hw_fini
CVE-2023-53238phy: hisilicon: Fix an out of bounds check in hisi_inno_phy_probe()
CVE-2023-53239drm/msm/mdp5: Add check for kzalloc
CVE-2023-53240xsk: check IFF_UP earlier in Tx path
CVE-2023-53241nfsd: call op_release, even when op_func returns an error
CVE-2023-53242thermal/drivers/hisi: Drop second sensor hi3660
CVE-2022-50291kcm: annotate data-races around kcm->rx_psock
CVE-2022-50302lockd: set other missing fields when unlocking files
CVE-2022-50299md: Replace snprintf with scnprintf
CVE-2022-50300btrfs: fix extent map use-after-free when handling missing device in read_one_chunk
CVE-2022-50301iommu/omap: Fix buffer overflow in debugfs
CVE-2022-50298slimbus: qcom-ngd: cleanup in probe error path
CVE-2022-50303drm/amdkfd: Fix double release compute pasid

Showing top 20 of 210 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2022-50311

No comments yet

Leave a comment