A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause an out-of-bounds write and a denial of service or unspecified other impact is possible by mounting and operating a crafted ext4 filesystem image.
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Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 7.8; sources differ by 0.0.
A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause an out-of-bounds write and a denial of service or unspecified other impact is possible by mounting and operating a crafted ext4 filesystem image.
July 26, 2018
November 21, 2024
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | linux-image-virtual-hwe-16.04 (4.15.0.45.66) @ xenial | 2026-05-28 | ubuntu |
| ubuntu | linux-image-azure (4.15.0.1037.42) @ xenial | 2026-05-28 | ubuntu |
| ubuntu | linux-image-virtual-hwe-16.04-edge (4.15.0.44.46) @ bionic | 2026-05-28 | ubuntu |
| ubuntu | linux-image-raspi2 (4.15.0.1031.29) @ bionic | 2026-05-28 | ubuntu |
| ubuntu | linux-image-extra-4.4.0-134-generic (4.4.0-134.160~14.04.1) @ trusty | 2026-05-28 | ubuntu |
| ubuntu | linux-image-extra-4.4.0-134-generic (4.4.0-134.160) @ xenial | 2026-05-28 | ubuntu |
| redhat | kernel-0:3.10.0-957.el7 | 2018-10-30 | redhat |
| redhat | kernel-rt-0:3.10.0-957.rt56.910.el7 | 2018-10-30 | redhat |
| redhat | kernel-alt-0:4.14.0-115.el7a | 2018-10-30 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
RHSA-2018:3083 — Moderate
RHSA-2018:3096 — Moderate
Linux kernel vulnerabilities
Linux kernel (Xenial HWE) vulnerabilities
Linux kernel vulnerabilities
Linux kernel (AWS, GCP, KVM, OEM, Raspberry Pi 2) vulnerabilities
Linux kernel (HWE) vulnerabilities
Linux kernel (Azure) vulnerabilities
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redhat
CWE-787