An issue was discovered in the Linux kernel through 4.18.8. The vmacache_flush_all function in mm/vmacache.c mishandles sequence number overflows. An attacker can trigger a use-after-free (and possibly gain privileges) via certain thread creation, map, unmap, invalidation, and dereference operations.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1531-1 linux-4.9 security update
Debian DSA Debian DSA DSA-4308-1 linux security update
EUVD EUVD EUVD-2018-8956 An issue was discovered in the Linux kernel through 4.18.8. The vmacache_flush_all function in mm/vmacache.c mishandles sequence number overflows. An attacker can trigger a use-after-free (and possibly gain privileges) via certain thread creation, map, unmap, invalidation, and dereference operations.
Ubuntu USN Ubuntu USN USN-3776-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-3776-2 Linux kernel (Xenial HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-3777-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-3777-2 Linux kernel (HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-3777-3 Linux kernel (Azure) vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.01807}

epss

{'score': 0.02818}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T10:39:59.702Z

Reserved: 2018-09-19T00:00:00

Link: CVE-2018-17182

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-09-19T09:29:00.620

Modified: 2024-11-21T03:54:02.213

Link: CVE-2018-17182

cve-icon Redhat

Severity : Important

Publid Date: 2018-09-13T00:00:00Z

Links: CVE-2018-17182 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses