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CVE-2022-50263

vdpasim: fix memory leak when freeing IOTLBs

Medium5.5EPSS 0.16%
Published
Updated
Reserved
Assigned by
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: vdpasim: fix memory leak when freeing IOTLBs After commit bda324fd037a ("vdpasim: control virtqueue support"), vdpasim->iommu became an array of IOTLB, so we should clean the mappings of each free one by one instead of just deleting the ranges in the first IOTLB which may leak maps.

Scores

CVSS scores of CVE-2022-50263, by who scored it
Scored byCVSSScoreVector
NVDNVD · Analyzed3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.16% · top 95% of all CVEs (6 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.

Weakness

Affected products

  • Linux · Linux

    • affected bda324fd037a6b0d44da5699574ce741ca161bc4 – < 54b210c90d2803a9f1c8fd2f0d08e90172e9a06d
    • affected bda324fd037a6b0d44da5699574ce741ca161bc4 – < 16b22e27fba6fd816d0dcb98f42cc71f0836c27e
    • affected bda324fd037a6b0d44da5699574ce741ca161bc4 – < 0b7a04a30eef20e6b24926a45c0ce7906ae85bd6

  • Linux · Linux

    • affected 5.19
    • unaffected < 5.19
    • unaffected 6.0.19 – ≤ 6.0.*
    • unaffected 6.1.5 – ≤ 6.1.*
    • unaffected 6.2 – ≤ *

References (3)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .