CVE-2018-16862

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Summary

CVECVE-2018-16862
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-11-26 19:29:00 UTC
Updated2019-04-01 21:29:00 UTC
DescriptionA security flaw was found in the Linux kernel in a way that the cleancache subsystem clears an inode after the final file truncation (removal). The new file created with the same inode may contain leftover pages from cleancache and the old file data instead of the new one.

Risk And Classification

Problem Types: CWE-200

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Linux Linux Kernel All All All All
Operating System Redhat Enterprise Linux 7.0 All All All
Operating System Redhat Enterprise Linux 7.0 All All All

References

ReferenceSourceLinkTags
USN-3879-2: Linux kernel (Xenial HWE) vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com Third Party Advisory
mm: cleancache: fix corruption on missed inode invalidation - Patchwork CONFIRM lore.kernel.org Issue Tracking, Patch, Vendor Advisory
USN-3879-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com Third Party Advisory
Linux Kernel CVE-2018-16862 Local Security Bypass Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
[SECURITY] [DLA 1715-1] linux-4.9 security update MLIST lists.debian.org Mailing List, Third Party Advisory
[SECURITY] [DLA 1731-2] linux regression update MLIST lists.debian.org
USN-4118-1: Linux kernel (AWS) vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
[SECURITY] [DLA 1731-1] linux security update MLIST lists.debian.org Mailing List, Third Party Advisory
USN-4094-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
1649017 – (CVE-2018-16862) CVE-2018-16862 kernel: cleancache: Infoleak of deleted files after reuse of old inodes CONFIRM bugzilla.redhat.com Issue Tracking, Third Party Advisory
oss-sec: CVE-2018-16862: Linux kernel: cleancache: deleted files infoleak MLIST seclists.org Mailing List, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 610324 Google Android March 2021 Security Patch Missing for Huawei EMUI
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