Description
An issue was discovered in include/asm-generic/tlb.h in the Linux kernel before 5.19. Because of a race condition (unmap_mapping_range versus munmap), a device driver can free a page while it still has stale TLB entries. This only occurs in situations with VM_PFNMAP VMAs.
Published: 2022-09-02
Score: 4.7 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-3131-1 linux security update
Debian DLA Debian DLA DLA-3173-1 linux-5.10 security update
Debian DSA Debian DSA DSA-5257-1 linux security update
EUVD EUVD EUVD-2022-41733 An issue was discovered in include/asm-generic/tlb.h in the Linux kernel before 5.19. Because of a race condition (unmap_mapping_range versus munmap), a device driver can free a page while it still has stale TLB entries. This only occurs in situations with VM_PFNMAP VMAs.
Ubuntu USN Ubuntu USN USN-5790-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5791-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5791-2 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-5791-3 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-5792-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5792-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5815-1 Linux kernel (BlueField) vulnerabilities
Ubuntu USN Ubuntu USN USN-5877-1 Linux kernel (GKE) vulnerabilities
Ubuntu USN Ubuntu USN USN-6001-1 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-6013-1 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-6014-1 Linux kernel vulnerabilities
History

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Debian Debian Linux
Linux Linux Kernel
Redhat Enterprise Linux Rhel Eus Rhev Hypervisor
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-03T12:00:42.380Z

Reserved: 2022-09-02T00:00:00.000Z

Link: CVE-2022-39188

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-09-02T05:15:07.650

Modified: 2024-11-21T07:17:44.817

Link: CVE-2022-39188

cve-icon Redhat

Severity : Moderate

Publid Date: 2022-07-06T16:30:00Z

Links: CVE-2022-39188 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses