Riskcovery

CVE-2021-47177

iommu/vt-d: Fix sysfs leak in alloc_iommu()

State
Published
Severity
Not scored
Published
Mar 25, 2024
Updated
May 11, 2026
Reserved
Mar 25, 2024

Read the record on cve.org

Description

In the Linux kernel, the following vulnerability has been resolved:

iommu/vt-d: Fix sysfs leak in alloc_iommu()

iommu_device_sysfs_add() is called before, so is has to be cleaned on subsequent errors.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 39ab9555c24110671f8dc671311a26e5c985b592 to before 22da9f4978381a99f1abaeaf6c9b83be6ab5ddd8Affected
  • 39ab9555c24110671f8dc671311a26e5c985b592 to before 2ec5e9bb6b0560c90d315559c28a99723c80b996Affected
  • 39ab9555c24110671f8dc671311a26e5c985b592 to before 044bbe8b92ab4e542de7f6c93c88ea65cccd8e29Affected
  • 39ab9555c24110671f8dc671311a26e5c985b592 to before f01134321d04f47c718bb41b799bcdeda27873d2Affected
  • 39ab9555c24110671f8dc671311a26e5c985b592 to before ca466561eef36d1ec657673e3944eb6340bddb5bAffected
  • 39ab9555c24110671f8dc671311a26e5c985b592 to before 0ee74d5a48635c848c20f152d0d488bf84641304Affected
LinuxLinux
  • 4.11Affected
  • before 4.11Not affected
  • 4.14.235 through 4.14.*Not affected
  • 4.19.193 through 4.19.*Not affected
  • 5.4.124 through 5.4.*Not affected
  • 5.10.42 through 5.10.*Not affected
  • 5.12.9 through 5.12.*Not affected
  • 5.13 and laterNot affected

References

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