CVE-2023-53482 — Missing Release of Resource after Effective Lifetime in Linux

CWE-772 — Missing Release of Resource after Effective Lifetime5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 96.90%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedOct 1

Description

In the Linux kernel, the following vulnerability has been resolved: iommu: Fix error unwind in iommu_group_alloc() If either iommu_group_grate_file() fails then the iommu_group is leaked. Destroy it on these error paths. Found by kselftest/iommu/iommufd_fail_nth

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶NVDlinux/linux_kernel4.11 — 5.15.99+2
▶Debianlinux/linux_kernel< 6.1.20-1+2
▶CVEListV5linux/linuxbc7d12b91bd35477fd650c4d72b61239de9d9066 — f119ef452e2d82d912797273cb790a86f1125b3e+4
▶debiandebian/linux< linux 6.1.20-1 (bookworm)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

2
OSV
CVE-2023-53482: In the Linux kernel, the following vulnerability has been resolved: iommu: Fix error unwind in iommu_group_alloc() If either iommu_group_grate_file()↗2025-10-01
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GHSA
GHSA-fw52-phmw-fv93: In the Linux kernel, the following vulnerability has been resolved: iommu: Fix error unwind in iommu_group_alloc() If either iommu_group_grate_file(↗2025-10-01
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📋Vendor Advisories

2
Red Hat
kernel: iommu: Fix error unwind in iommu_group_alloc()↗2025-10-01
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Debian
CVE-2023-53482: linux - In the Linux kernel, the following vulnerability has been resolved: iommu: Fix ...↗2023
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