In the Linux kernel 4.14.x, 4.15.x, 4.16.x, 4.17.x, and 4.18.x before 4.18.13, faulty computation of numeric bounds in the BPF verifier permits out-of-bounds memory accesses because adjust_scalar_min_max_vals in kernel/bpf/verifier.c mishandles 32-bit right shifts.

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Advisories
Source ID Title
EUVD EUVD EUVD-2018-10173 In the Linux kernel 4.14.x, 4.15.x, 4.16.x, 4.17.x, and 4.18.x before 4.18.13, faulty computation of numeric bounds in the BPF verifier permits out-of-bounds memory accesses because adjust_scalar_min_max_vals in kernel/bpf/verifier.c mishandles 32-bit right shifts.
Ubuntu USN Ubuntu USN USN-3832-1 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-3835-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-3847-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-3847-2 Linux kernel (HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-3847-3 Linux kernel (Azure) vulnerabilities
Fixes

Solution

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T11:08:21.850Z

Reserved: 2018-10-17T00:00:00.000Z

Link: CVE-2018-18445

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-10-17T19:29:00.757

Modified: 2024-11-21T03:55:57.263

Link: CVE-2018-18445

cve-icon Redhat

Severity : Moderate

Publid Date: 2018-10-05T00:00:00Z

Links: CVE-2018-18445 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses